Stellaris LM3S2601 Microcontroller Data Sheet datasheet

Stellaris LM3S2601 Microcontroller Data Sheet datasheet (Rev. I)DS-LM3S2601-15852.2743 SPMS045I
TEXAS INSTRUMENTS-PRODUCTION DATA
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July 16, 20142 Texas Instruments-Production Data
Table of Contents Revision History ............................................................................................................................. 22 About This Document .................................................................................................................... 28 Audience .............................................................................................................................................. 28 About This Manual ................................................................................................................................ 28 Related Documents ............................................................................................................................... 28 Documentation Conventions .................................................................................................................. 29
1 Architectural Overview .......................................................................................... 31 1.1 Product Features .......................................................................................................... 31 1.2 Target Applications ........................................................................................................ 38 1.3 High-Level Block Diagram ............................................................................................. 38 1.4 Functional Overview ...................................................................................................... 40 1.4.1 ARM Cortex™-M3 ......................................................................................................... 40 1.4.2 Motor Control Peripherals .............................................................................................. 41 1.4.3 Analog Peripherals ........................................................................................................ 41 1.4.4 Serial Communications Peripherals ................................................................................ 41 1.4.5 System Peripherals ....................................................................................................... 43 1.4.6 Memory Peripherals ...................................................................................................... 44 1.4.7 Additional Features ....................................................................................................... 44 1.4.8 Hardware Details .......................................................................................................... 45
2 The Cortex-M3 Processor ...................................................................................... 46 2.1 Block Diagram .............................................................................................................. 47 2.2 Overview ...................................................................................................................... 48 2.2.1 System-Level Interface .................................................................................................. 48 2.2.2 Integrated Configurable Debug ...................................................................................... 48 2.2.3 Trace Port Interface Unit (TPIU) ..................................................................................... 49 2.2.4 Cortex-M3 System Component Details ........................................................................... 49 2.3 Programming Model ...................................................................................................... 50 2.3.1 Processor Mode and Privilege Levels for Software Execution ........................................... 50 2.3.2 Stacks .......................................................................................................................... 50 2.3.3 Register Map ................................................................................................................ 51 2.3.4 Register Descriptions .................................................................................................... 52 2.3.5 Exceptions and Interrupts .............................................................................................. 65 2.3.6 Data Types ................................................................................................................... 65 2.4 Memory Model .............................................................................................................. 65 2.4.1 Memory Regions, Types and Attributes ........................................................................... 67 2.4.2 Memory System Ordering of Memory Accesses .............................................................. 67 2.4.3 Behavior of Memory Accesses ....................................................................................... 67 2.4.4 Software Ordering of Memory Accesses ......................................................................... 68 2.4.5 Bit-Banding ................................................................................................................... 69 2.4.6 Data Storage ................................................................................................................ 71 2.4.7 Synchronization Primitives ............................................................................................. 72 2.5 Exception Model ........................................................................................................... 73 2.5.1 Exception States ........................................................................................................... 74 2.5.2 Exception Types ............................................................................................................ 74 2.5.3 Exception Handlers ....................................................................................................... 77
3July 16, 2014 Texas Instruments-Production Data
Stellaris® LM3S2601 Microcontroller
2.5.4 Vector Table .................................................................................................................. 77 2.5.5 Exception Priorities ....................................................................................................... 78 2.5.6 Interrupt Priority Grouping .............................................................................................. 79 2.5.7 Exception Entry and Return ........................................................................................... 79 2.6 Fault Handling .............................................................................................................. 81 2.6.1 Fault Types ................................................................................................................... 82 2.6.2 Fault Escalation and Hard Faults .................................................................................... 82 2.6.3 Fault Status Registers and Fault Address Registers ........................................................ 83 2.6.4 Lockup ......................................................................................................................... 83 2.7 Power Management ...................................................................................................... 83 2.7.1 Entering Sleep Modes ................................................................................................... 84 2.7.2 Wake Up from Sleep Mode ............................................................................................ 84 2.8 Instruction Set Summary ............................................................................................... 85
3 Cortex-M3 Peripherals ........................................................................................... 88 3.1 Functional Description ................................................................................................... 88 3.1.1 System Timer (SysTick) ................................................................................................. 88 3.1.2 Nested Vectored Interrupt Controller (NVIC) .................................................................... 89 3.1.3 System Control Block (SCB) .......................................................................................... 91 3.1.4 Memory Protection Unit (MPU) ....................................................................................... 91 3.2 Register Map ................................................................................................................ 96 3.3 System Timer (SysTick) Register Descriptions ................................................................ 98 3.4 NVIC Register Descriptions .......................................................................................... 102 3.5 System Control Block (SCB) Register Descriptions ........................................................ 115 3.6 Memory Protection Unit (MPU) Register Descriptions .................................................... 142
4 JTAG Interface ...................................................................................................... 152 4.1 Block Diagram ............................................................................................................ 153 4.2 Signal Description ....................................................................................................... 153 4.3 Functional Description ................................................................................................. 154 4.3.1 JTAG Interface Pins ..................................................................................................... 154 4.3.2 JTAG TAP Controller ................................................................................................... 156 4.3.3 Shift Registers ............................................................................................................ 157 4.3.4 Operational Considerations .......................................................................................... 157 4.4 Initialization and Configuration ..................................................................................... 160 4.5 Register Descriptions .................................................................................................. 160 4.5.1 Instruction Register (IR) ............................................................................................... 160 4.5.2 Data Registers ............................................................................................................ 163
5 System Control ..................................................................................................... 165 5.1 Signal Description ....................................................................................................... 165 5.2 Functional Description ................................................................................................. 165 5.2.1 Device Identification .................................................................................................... 166 5.2.2 Reset Control .............................................................................................................. 166 5.2.3 Power Control ............................................................................................................. 170 5.2.4 Clock Control .............................................................................................................. 171 5.2.5 System Control ........................................................................................................... 176 5.3 Initialization and Configuration ..................................................................................... 177 5.4 Register Map .............................................................................................................. 177 5.5 Register Descriptions .................................................................................................. 179
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6 Hibernation Module .............................................................................................. 231 6.1 Block Diagram ............................................................................................................ 232 6.2 Signal Description ....................................................................................................... 232 6.3 Functional Description ................................................................................................. 233 6.3.1 Register Access Timing ............................................................................................... 233 6.3.2 Clock Source .............................................................................................................. 234 6.3.3 Battery Management ................................................................................................... 235 6.3.4 Real-Time Clock .......................................................................................................... 235 6.3.5 Battery-Backed Memory .............................................................................................. 236 6.3.6 Power Control ............................................................................................................. 236 6.3.7 Initiating Hibernate ...................................................................................................... 236 6.3.8 Interrupts and Status ................................................................................................... 237 6.4 Initialization and Configuration ..................................................................................... 237 6.4.1 Initialization ................................................................................................................. 237 6.4.2 RTC Match Functionality (No Hibernation) .................................................................... 237 6.4.3 RTC Match/Wake-Up from Hibernation ......................................................................... 238 6.4.4 External Wake-Up from Hibernation .............................................................................. 238 6.4.5 RTC/External Wake-Up from Hibernation ...................................................................... 238 6.5 Register Map .............................................................................................................. 238 6.6 Register Descriptions .................................................................................................. 239
7 Internal Memory ................................................................................................... 252 7.1 Block Diagram ............................................................................................................ 252 7.2 Functional Description ................................................................................................. 252 7.2.1 SRAM Memory ............................................................................................................ 252 7.2.2 Flash Memory ............................................................................................................. 253 7.3 Flash Memory Initialization and Configuration ............................................................... 255 7.3.1 Flash Programming ..................................................................................................... 255 7.3.2 Nonvolatile Register Programming ............................................................................... 256 7.4 Register Map .............................................................................................................. 257 7.5 Flash Register Descriptions (Flash Control Offset) ......................................................... 258 7.6 Flash Register Descriptions (System Control Offset) ...................................................... 266
8 General-Purpose Input/Outputs (GPIOs) ........................................................... 279 8.1 Signal Description ....................................................................................................... 279 8.2 Functional Description ................................................................................................. 286 8.2.1 Data Control ............................................................................................................... 287 8.2.2 Interrupt Control .......................................................................................................... 288 8.2.3 Mode Control .............................................................................................................. 289 8.2.4 Commit Control ........................................................................................................... 289 8.2.5 Pad Control ................................................................................................................. 289 8.2.6 Identification ............................................................................................................... 289 8.3 Initialization and Configuration ..................................................................................... 289 8.4 Register Map .............................................................................................................. 290 8.5 Register Descriptions .................................................................................................. 292
9 General-Purpose Timers ...................................................................................... 327 9.1 Block Diagram ............................................................................................................ 327 9.2 Signal Description ....................................................................................................... 328 9.3 Functional Description ................................................................................................. 329 9.3.1 GPTM Reset Conditions .............................................................................................. 329
9.3.2 32-Bit Timer Operating Modes ...................................................................................... 330 9.3.3 16-Bit Timer Operating Modes ...................................................................................... 331 9.4 Initialization and Configuration ..................................................................................... 335 9.4.1 32-Bit One-Shot/Periodic Timer Mode ........................................................................... 335 9.4.2 32-Bit Real-Time Clock (RTC) Mode ............................................................................. 336 9.4.3 16-Bit One-Shot/Periodic Timer Mode ........................................................................... 336 9.4.4 16-Bit Input Edge Count Mode ..................................................................................... 337 9.4.5 16-Bit Input Edge Timing Mode .................................................................................... 337 9.4.6 16-Bit PWM Mode ....................................................................................................... 338 9.5 Register Map .............................................................................................................. 338 9.6 Register Descriptions .................................................................................................. 339
10 Watchdog Timer ................................................................................................... 364 10.1 Block Diagram ............................................................................................................ 365 10.2 Functional Description ................................................................................................. 365 10.3 Initialization and Configuration ..................................................................................... 366 10.4 Register Map .............................................................................................................. 366 10.5 Register Descriptions .................................................................................................. 367
11 Universal Asynchronous Receivers/Transmitters (UARTs) ............................. 388 11.1 Block Diagram ............................................................................................................ 389 11.2 Signal Description ....................................................................................................... 389 11.3 Functional Description ................................................................................................. 390 11.3.1 Transmit/Receive Logic ............................................................................................... 390 11.3.2 Baud-Rate Generation ................................................................................................. 391 11.3.3 Data Transmission ...................................................................................................... 391 11.3.4 Serial IR (SIR) ............................................................................................................. 392 11.3.5 FIFO Operation ........................................................................................................... 393 11.3.6 Interrupts .................................................................................................................... 393 11.3.7 Loopback Operation .................................................................................................... 394 11.3.8 IrDA SIR block ............................................................................................................ 395 11.4 Initialization and Configuration ..................................................................................... 395 11.5 Register Map .............................................................................................................. 396 11.6 Register Descriptions .................................................................................................. 397
12 Synchronous Serial Interface (SSI) .................................................................... 431 12.1 Block Diagram ............................................................................................................ 431 12.2 Signal Description ....................................................................................................... 432 12.3 Functional Description ................................................................................................. 432 12.3.1 Bit Rate Generation ..................................................................................................... 432 12.3.2 FIFO Operation ........................................................................................................... 433 12.3.3 Interrupts .................................................................................................................... 433 12.3.4 Frame Formats ........................................................................................................... 434 12.4 Initialization and Configuration ..................................................................................... 441 12.5 Register Map .............................................................................................................. 442 12.6 Register Descriptions .................................................................................................. 443
13 Inter-Integrated Circuit (I2C) Interface ................................................................ 469 13.1 Block Diagram ............................................................................................................ 470 13.2 Signal Description ....................................................................................................... 470 13.3 Functional Description ................................................................................................. 471
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13.3.1 I2C Bus Functional Overview ........................................................................................ 471 13.3.2 Available Speed Modes ............................................................................................... 473 13.3.3 Interrupts .................................................................................................................... 474 13.3.4 Loopback Operation .................................................................................................... 475 13.3.5 Command Sequence Flow Charts ................................................................................ 475 13.4 Initialization and Configuration ..................................................................................... 482 13.5 Register Map .............................................................................................................. 483 13.6 Register Descriptions (I2C Master) ............................................................................... 484 13.7 Register Descriptions (I2C Slave) ................................................................................. 497
14 Controller Area Network (CAN) Module ............................................................. 506 14.1 Block Diagram ............................................................................................................ 507 14.2 Signal Description ....................................................................................................... 507 14.3 Functional Description ................................................................................................. 508 14.3.1 Initialization ................................................................................................................. 509 14.3.2 Operation ................................................................................................................... 509 14.3.3 Transmitting Message Objects ..................................................................................... 510 14.3.4 Configuring a Transmit Message Object ........................................................................ 510 14.3.5 Updating a Transmit Message Object ........................................................................... 512 14.3.6 Accepting Received Message Objects .......................................................................... 512 14.3.7 Receiving a Data Frame .............................................................................................. 512 14.3.8 Receiving a Remote Frame .......................................................................................... 513 14.3.9 Receive/Transmit Priority ............................................................................................. 513 14.3.10 Configuring a Receive Message Object ........................................................................ 514 14.3.11 Handling of Received Message Objects ........................................................................ 515 14.3.12 Handling of Interrupts .................................................................................................. 518 14.3.13 Test Mode ................................................................................................................... 518 14.3.14 Bit Timing Configuration Error Considerations ............................................................... 520 14.3.15 Bit Time and Bit Rate ................................................................................................... 520 14.3.16 Calculating the Bit Timing Parameters .......................................................................... 522 14.4 Register Map .............................................................................................................. 525 14.5 CAN Register Descriptions .......................................................................................... 527
15 Analog Comparators ............................................................................................ 553 15.1 Block Diagram ............................................................................................................ 553 15.2 Signal Description ....................................................................................................... 554 15.3 Functional Description ................................................................................................. 554 15.3.1 Internal Reference Programming .................................................................................. 555 15.4 Initialization and Configuration ..................................................................................... 556 15.5 Register Map .............................................................................................................. 556 15.6 Register Descriptions .................................................................................................. 557
16 Pin Diagram .......................................................................................................... 565 17 Signal Tables ........................................................................................................ 567 17.1 100-Pin LQFP Package Pin Tables ............................................................................... 567 17.1.1 Signals by Pin Number ................................................................................................ 567 17.1.2 Signals by Signal Name ............................................................................................... 571 17.1.3 Signals by Function, Except for GPIO ........................................................................... 575 17.1.4 GPIO Pins and Alternate Functions .............................................................................. 578 17.2 108-Ball BGA Package Pin Tables ................................................................................ 580
17.2.1 Signals by Pin Number ................................................................................................ 580 17.2.2 Signals by Signal Name ............................................................................................... 584 17.2.3 Signals by Function, Except for GPIO ........................................................................... 588 17.2.4 GPIO Pins and Alternate Functions .............................................................................. 591 17.3 Connections for Unused Signals ................................................................................... 593
18 Operating Characteristics ................................................................................... 594 19 Electrical Characteristics .................................................................................... 595 19.1 DC Characteristics ...................................................................................................... 595 19.1.1 Maximum Ratings ....................................................................................................... 595 19.1.2 Recommended DC Operating Conditions ...................................................................... 595 19.1.3 On-Chip Low Drop-Out (LDO) Regulator Characteristics ................................................ 596 19.1.4 GPIO Module Characteristics ....................................................................................... 596 19.1.5 Power Specifications ................................................................................................... 596 19.1.6 Flash Memory Characteristics ...................................................................................... 598 19.1.7 Hibernation ................................................................................................................. 598 19.2 AC Characteristics ....................................................................................................... 598 19.2.1 Load Conditions .......................................................................................................... 598 19.2.2 Clocks ........................................................................................................................ 599 19.2.3 JTAG and Boundary Scan ............................................................................................ 600 19.2.4 Reset ......................................................................................................................... 601 19.2.5 Sleep Modes ............................................................................................................... 603 19.2.6 Hibernation Module ..................................................................................................... 603 19.2.7 General-Purpose I/O (GPIO) ........................................................................................ 604 19.2.8 Synchronous Serial Interface (SSI) ............................................................................... 604 19.2.9 Inter-Integrated Circuit (I2C) Interface ........................................................................... 606 19.2.10 Analog Comparator ..................................................................................................... 607
A Serial Flash Loader .............................................................................................. 608 A.1 Serial Flash Loader ..................................................................................................... 608 A.2 Interfaces ................................................................................................................... 608 A.2.1 UART ......................................................................................................................... 608 A.2.2 SSI ............................................................................................................................. 608 A.3 Packet Handling .......................................................................................................... 609 A.3.1 Packet Format ............................................................................................................ 609 A.3.2 Sending Packets ......................................................................................................... 609 A.3.3 Receiving Packets ....................................................................................................... 609 A.4 Commands ................................................................................................................. 610 A.4.1 COMMAND_PING (0X20) ............................................................................................ 610 A.4.2 COMMAND_GET_STATUS (0x23) ............................................................................... 610 A.4.3 COMMAND_DOWNLOAD (0x21) ................................................................................. 610 A.4.4 COMMAND_SEND_DATA (0x24) ................................................................................. 611 A.4.5 COMMAND_RUN (0x22) ............................................................................................. 611 A.4.6 COMMAND_RESET (0x25) ......................................................................................... 611
B Register Quick Reference ................................................................................... 613 C Ordering and Contact Information ..................................................................... 633 C.1 Ordering Information .................................................................................................... 633 C.2 Part Markings .............................................................................................................. 633 C.3 Kits ............................................................................................................................. 633
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C.4 Support Information ..................................................................................................... 634
D Package Information ............................................................................................ 635 D.1 100-Pin LQFP Package ............................................................................................... 635 D.1.1 Package Dimensions ................................................................................................... 635 D.1.2 Tray Dimensions ......................................................................................................... 637 D.1.3 Tape and Reel Dimensions .......................................................................................... 637 D.2 108-Ball BGA Package ................................................................................................ 639 D.2.1 Package Dimensions ................................................................................................... 639 D.2.2 Tray Dimensions ......................................................................................................... 641 D.2.3 Tape and Reel Dimensions .......................................................................................... 642
List of Figures Figure 1-1. Stellaris LM3S2601 Microcontroller High-Level Block Diagram ............................... 39 Figure 2-1. CPU Block Diagram ............................................................................................. 48 Figure 2-2. TPIU Block Diagram ............................................................................................ 49 Figure 2-3. Cortex-M3 Register Set ........................................................................................ 51 Figure 2-4. Bit-Band Mapping ................................................................................................ 71 Figure 2-5. Data Storage ....................................................................................................... 72 Figure 2-6. Vector Table ........................................................................................................ 78 Figure 2-7. Exception Stack Frame ........................................................................................ 80 Figure 3-1. SRD Use Example ............................................................................................... 94 Figure 4-1. JTAG Module Block Diagram .............................................................................. 153 Figure 4-2. Test Access Port State Machine ......................................................................... 157 Figure 4-3. IDCODE Register Format ................................................................................... 163 Figure 4-4. BYPASS Register Format ................................................................................... 163 Figure 4-5. Boundary Scan Register Format ......................................................................... 164 Figure 5-1. Basic RST Configuration .................................................................................... 167 Figure 5-2. External Circuitry to Extend Power-On Reset ....................................................... 168 Figure 5-3. Reset Circuit Controlled by Switch ...................................................................... 168 Figure 5-4. Power Architecture ............................................................................................ 170 Figure 5-5. Main Clock Tree ................................................................................................ 173 Figure 6-1. Hibernation Module Block Diagram ..................................................................... 232 Figure 6-2. Clock Source Using Crystal ................................................................................ 234 Figure 6-3. Clock Source Using Dedicated Oscillator ............................................................. 235 Figure 7-1. Flash Block Diagram .......................................................................................... 252 Figure 8-1. GPIO Port Block Diagram ................................................................................... 287 Figure 8-2. GPIODATA Write Example ................................................................................. 288 Figure 8-3. GPIODATA Read Example ................................................................................. 288 Figure 9-1. GPTM Module Block Diagram ............................................................................ 328 Figure 9-2. 16-Bit Input Edge Count Mode Example .............................................................. 333 Figure 9-3. 16-Bit Input Edge Time Mode Example ............................................................... 334 Figure 9-4. 16-Bit PWM Mode Example ................................................................................ 335 Figure 10-1. WDT Module Block Diagram .............................................................................. 365 Figure 11-1. UART Module Block Diagram ............................................................................. 389 Figure 11-2. UART Character Frame ..................................................................................... 391 Figure 11-3. IrDA Data Modulation ......................................................................................... 393 Figure 12-1. SSI Module Block Diagram ................................................................................. 431 Figure 12-2. TI Synchronous Serial Frame Format (Single Transfer) ........................................ 434 Figure 12-3. TI Synchronous Serial Frame Format (Continuous Transfer) ................................ 435 Figure 12-4. Freescale SPI Format (Single Transfer) with SPO=0 and SPH=0 .......................... 436 Figure 12-5. Freescale SPI Format (Continuous Transfer) with SPO=0 and SPH=0 .................. 436 Figure 12-6. Freescale SPI Frame Format with SPO=0 and SPH=1 ......................................... 437 Figure 12-7. Freescale SPI Frame Format (Single Transfer) with SPO=1 and SPH=0 ............... 438 Figure 12-8. Freescale SPI Frame Format (Continuous Transfer) with SPO=1 and SPH=0 ........ 438 Figure 12-9. Freescale SPI Frame Format with SPO=1 and SPH=1 ......................................... 439 Figure 12-10. MICROWIRE Frame Format (Single Frame) ........................................................ 440 Figure 12-11. MICROWIRE Frame Format (Continuous Transfer) ............................................. 441 Figure 12-12. MICROWIRE Frame Format, SSIFss Input Setup and Hold Requirements ............ 441
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Figure 13-1. I2C Block Diagram ............................................................................................. 470 Figure 13-2. I2C Bus Configuration ........................................................................................ 471 Figure 13-3. START and STOP Conditions ............................................................................. 471 Figure 13-4. Complete Data Transfer with a 7-Bit Address ....................................................... 472 Figure 13-5. R/S Bit in First Byte ............................................................................................ 472 Figure 13-6. Data Validity During Bit Transfer on the I2C Bus ................................................... 472 Figure 13-7. Master Single SEND .......................................................................................... 476 Figure 13-8. Master Single RECEIVE ..................................................................................... 477 Figure 13-9. Master Burst SEND ........................................................................................... 478 Figure 13-10. Master Burst RECEIVE ...................................................................................... 479 Figure 13-11. Master Burst RECEIVE after Burst SEND ............................................................ 480 Figure 13-12. Master Burst SEND after Burst RECEIVE ............................................................ 481 Figure 13-13. Slave Command Sequence ................................................................................ 482 Figure 14-1. CAN Controller Block Diagram ............................................................................ 507 Figure 14-2. CAN Data/Remote Frame .................................................................................. 508 Figure 14-3. Message Objects in a FIFO Buffer ...................................................................... 517 Figure 14-4. CAN Bit Time .................................................................................................... 521 Figure 15-1. Analog Comparator Module Block Diagram ......................................................... 553 Figure 15-2. Structure of Comparator Unit .............................................................................. 555 Figure 15-3. Comparator Internal Reference Structure ............................................................ 555 Figure 16-1. 100-Pin LQFP Package Pin Diagram .................................................................. 565 Figure 16-2. 108-Ball BGA Package Pin Diagram (Top View) ................................................... 566 Figure 19-1. Load Conditions ................................................................................................ 598 Figure 19-2. JTAG Test Clock Input Timing ............................................................................. 601 Figure 19-3. JTAG Test Access Port (TAP) Timing .................................................................. 601 Figure 19-4. JTAG TRST Timing ............................................................................................ 601 Figure 19-5. External Reset Timing (RST) .............................................................................. 602 Figure 19-6. Power-On Reset Timing ..................................................................................... 602 Figure 19-7. Brown-Out Reset Timing .................................................................................... 602 Figure 19-8. Software Reset Timing ....................................................................................... 603 Figure 19-9. Watchdog Reset Timing ..................................................................................... 603 Figure 19-10. Hibernation Module Timing ................................................................................. 604 Figure 19-11. SSI Timing for TI Frame Format (FRF=01), Single Transfer Timing
Measurement .................................................................................................... 605 Figure 19-12. SSI Timing for MICROWIRE Frame Format (FRF=10), Single Transfer ................. 605 Figure 19-13. SSI Timing for SPI Frame Format (FRF=00), with SPH=1 ..................................... 606 Figure 19-14. I2C Timing ......................................................................................................... 607 Figure D-1. Stellaris LM3S2601 100-Pin LQFP Package Dimensions ..................................... 635 Figure D-2. 100-Pin LQFP Tray Dimensions .......................................................................... 637 Figure D-3. 100-Pin LQFP Tape and Reel Dimensions ........................................................... 638 Figure D-4. Stellaris LM3S2601 108-Ball BGA Package Dimensions ...................................... 639 Figure D-5. 108-Ball BGA Tray Dimensions ........................................................................... 641 Figure D-6. 108-Ball BGA Tape and Reel Dimensions ............................................................ 642
List of Tables Table 1. Revision History .................................................................................................. 22 Table 2. Documentation Conventions ................................................................................ 29 Table 2-1. Summary of Processor Mode, Privilege Level, and Stack Use ................................ 51 Table 2-2. Processor Register Map ....................................................................................... 52 Table 2-3. PSR Register Combinations ................................................................................. 57 Table 2-4. Memory Map ....................................................................................................... 65 Table 2-5. Memory Access Behavior ..................................................................................... 67 Table 2-6. SRAM Memory Bit-Banding Regions .................................................................... 69 Table 2-7. Peripheral Memory Bit-Banding Regions ............................................................... 70 Table 2-8. Exception Types .................................................................................................. 75 Table 2-9. Interrupts ............................................................................................................ 76 Table 2-10. Exception Return Behavior ................................................................................... 81 Table 2-11. Faults ................................................................................................................. 82 Table 2-12. Fault Status and Fault Address Registers .............................................................. 83 Table 2-13. Cortex-M3 Instruction Summary ........................................................................... 85 Table 3-1. Core Peripheral Register Regions ......................................................................... 88 Table 3-2. Memory Attributes Summary ................................................................................ 91 Table 3-3. TEX, S, C, and B Bit Field Encoding ..................................................................... 94 Table 3-4. Cache Policy for Memory Attribute Encoding ......................................................... 95 Table 3-5. AP Bit Field Encoding .......................................................................................... 95 Table 3-6. Memory Region Attributes for Stellaris Microcontrollers .......................................... 95 Table 3-7. Peripherals Register Map ..................................................................................... 96 Table 3-8. Interrupt Priority Levels ...................................................................................... 121 Table 3-9. Example SIZE Field Values ................................................................................ 149 Table 4-1. JTAG_SWD_SWO Signals (100LQFP) ................................................................ 153 Table 4-2. JTAG_SWD_SWO Signals (108BGA) ................................................................. 154 Table 4-3. JTAG Port Pins Reset State ............................................................................... 154 Table 4-4. JTAG Instruction Register Commands ................................................................. 161 Table 5-1. System Control & Clocks Signals (100LQFP) ...................................................... 165 Table 5-2. System Control & Clocks Signals (108BGA) ........................................................ 165 Table 5-3. Reset Sources ................................................................................................... 166 Table 5-4. Clock Source Options ........................................................................................ 171 Table 5-5. Possible System Clock Frequencies Using the SYSDIV Field ............................... 174 Table 5-6. Examples of Possible System Clock Frequencies Using the SYSDIV2 Field .......... 174 Table 5-7. System Control Register Map ............................................................................. 178 Table 5-8. RCC2 Fields that Override RCC fields ................................................................. 192 Table 6-1. Hibernate Signals (100LQFP) ............................................................................. 232 Table 6-2. Hibernate Signals (108BGA) .............................................................................. 233 Table 6-3. Hibernation Module Register Map ....................................................................... 239 Table 7-1. Flash Protection Policy Combinations ................................................................. 253 Table 7-2. User-Programmable Flash Memory Resident Registers ....................................... 257 Table 7-3. Flash Register Map ............................................................................................ 257 Table 8-1. GPIO Pins With Non-Zero Reset Values .............................................................. 280 Table 8-2. GPIO Pins and Alternate Functions (100LQFP) ................................................... 280 Table 8-3. GPIO Pins and Alternate Functions (108BGA) ..................................................... 281 Table 8-4. GPIO Signals (100LQFP) ................................................................................... 283
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Table 8-5. GPIO Signals (108BGA) ..................................................................................... 284 Table 8-6. GPIO Pad Configuration Examples ..................................................................... 290 Table 8-7. GPIO Interrupt Configuration Example ................................................................ 290 Table 8-8. GPIO Register Map ........................................................................................... 291 Table 9-1. Available CCP Pins ............................................................................................ 328 Table 9-2. General-Purpose Timers Signals (100LQFP) ....................................................... 329 Table 9-3. General-Purpose Timers Signals (108BGA) ......................................................... 329 Table 9-4. 16-Bit Timer With Prescaler Configurations ......................................................... 331 Table 9-5. Timers Register Map .......................................................................................... 338 Table 10-1. Watchdog Timer Register Map ............................................................................ 366 Table 11-1. UART Signals (100LQFP) .................................................................................. 389 Table 11-2. UART Signals (108BGA) .................................................................................... 390 Table 11-3. UART Register Map ........................................................................................... 396 Table 12-1. SSI Signals (100LQFP) ...................................................................................... 432 Table 12-2. SSI Signals (108BGA) ........................................................................................ 432 Table 12-3. SSI Register Map .............................................................................................. 443 Table 13-1. I2C Signals (100LQFP) ...................................................................................... 470 Table 13-2. I2C Signals (108BGA) ........................................................................................ 470 Table 13-3. Examples of I2C Master Timer Period versus Speed Mode ................................... 473 Table 13-4. Inter-Integrated Circuit (I2C) Interface Register Map ............................................. 483 Table 13-5. Write Field Decoding for I2CMCS[3:0] Field (Sheet 1 of 3) .................................... 488 Table 14-1. Controller Area Network Signals (100LQFP) ........................................................ 508 Table 14-2. Controller Area Network Signals (108BGA) ......................................................... 508 Table 14-3. CAN Protocol Ranges ........................................................................................ 521 Table 14-4. CANBIT Register Values .................................................................................... 521 Table 14-5. CAN Register Map ............................................................................................. 525 Table 15-1. Analog Comparators Signals (100LQFP) ............................................................. 554 Table 15-2. Analog Comparators Signals (108BGA) .............................................................. 554 Table 15-3. Internal Reference Voltage and ACREFCTL Field Values ..................................... 555 Table 15-4. Analog Comparators Register Map ..................................................................... 557 Table 17-1. Signals by Pin Number ....................................................................................... 567 Table 17-2. Signals by Signal Name ..................................................................................... 571 Table 17-3. Signals by Function, Except for GPIO ................................................................. 575 Table 17-4. GPIO Pins and Alternate Functions ..................................................................... 578 Table 17-5. Signals by Pin Number ....................................................................................... 580 Table 17-6. Signals by Signal Name ..................................................................................... 584 Table 17-7. Signals by Function, Except for GPIO ................................................................. 588 Table 17-8. GPIO Pins and Alternate Functions ..................................................................... 591 Table 17-9. Connections for Unused Signals (100-pin LQFP) ................................................. 593 Table 17-10. Connections for Unused Signals, 108-pin BGA .................................................... 593 Table 18-1. Temperature Characteristics ............................................................................... 594 Table 18-2. Thermal Characteristics ..................................................................................... 594 Table 18-3. ESD Absolute Maximum Ratings ........................................................................ 594 Table 19-1. Maximum Ratings .............................................................................................. 595 Table 19-2. Recommended DC Operating Conditions ............................................................ 595 Table 19-3. LDO Regulator Characteristics ........................................................................... 596 Table 19-4. GPIO Module DC Characteristics ........................................................................ 596 Table 19-5. Detailed Power Specifications ............................................................................ 597
Table 19-6. Flash Memory Characteristics ............................................................................ 598 Table 19-7. Hibernation Module DC Characteristics ............................................................... 598 Table 19-8. Phase Locked Loop (PLL) Characteristics ........................................................... 599 Table 19-9. Actual PLL Frequency ........................................................................................ 599 Table 19-10. Clock Characteristics ......................................................................................... 599 Table 19-11. Crystal Characteristics ....................................................................................... 600 Table 19-12. JTAG Characteristics ......................................................................................... 600 Table 19-13. Reset Characteristics ......................................................................................... 601 Table 19-14. Sleep Modes AC Characteristics ......................................................................... 603 Table 19-15. Hibernation Module AC Characteristics ............................................................... 603 Table 19-16. GPIO Characteristics ......................................................................................... 604 Table 19-17. SSI Characteristics ............................................................................................ 604 Table 19-18. I2C Characteristics ............................................................................................. 606 Table 19-19. Analog Comparator Characteristics ..................................................................... 607 Table 19-20. Analog Comparator Voltage Reference Characteristics ........................................ 607
Table of Contents
List of Registers The Cortex-M3 Processor ............................................................................................................. 46 Register 1: Cortex General-Purpose Register 0 (R0) ........................................................................... 53 Register 2: Cortex General-Purpose Register 1 (R1) ........................................................................... 53 Register 3: Cortex General-Purpose Register 2 (R2) ........................................................................... 53 Register 4: Cortex General-Purpose Register 3 (R3) ........................................................................... 53 Register 5: Cortex General-Purpose Register 4 (R4) ........................................................................... 53 Register 6: Cortex General-Purpose Register 5 (R5) ........................................................................... 53 Register 7: Cortex General-Purpose Register 6 (R6) ........................................................................... 53 Register 8: Cortex General-Purpose Register 7 (R7) ........................................................................... 53 Register 9: Cortex General-Purpose Register 8 (R8) ........................................................................... 53 Register 10: Cortex General-Purpose Register 9 (R9) ........................................................................... 53 Register 11: Cortex General-Purpose Register 10 (R10) ....................................................................... 53 Register 12: Cortex General-Purpose Register 11 (R11) ........................................................................ 53 Register 13: Cortex General-Purpose Register 12 (R12) ....................................................................... 53 Register 14: Stack Pointer (SP) ........................................................................................................... 54 Register 15: Link Register (LR) ............................................................................................................ 55 Register 16: Program Counter (PC) ..................................................................................................... 56 Register 17: Program Status Register (PSR) ........................................................................................ 57 Register 18: Priority Mask Register (PRIMASK) .................................................................................... 61 Register 19: Fault Mask Register (FAULTMASK) .................................................................................. 62 Register 20: Base Priority Mask Register (BASEPRI) ............................................................................ 63 Register 21: Control Register (CONTROL) ........................................................................................... 64
Cortex-M3 Peripherals ................................................................................................................... 88 Register 1: SysTick Control and Status Register (STCTRL), offset 0x010 ............................................. 99 Register 2: SysTick Reload Value Register (STRELOAD), offset 0x014 .............................................. 101 Register 3: SysTick Current Value Register (STCURRENT), offset 0x018 ........................................... 102 Register 4: Interrupt 0-31 Set Enable (EN0), offset 0x100 .................................................................. 103 Register 5: Interrupt 32-43 Set Enable (EN1), offset 0x104 ................................................................ 104 Register 6: Interrupt 0-31 Clear Enable (DIS0), offset 0x180 .............................................................. 105 Register 7: Interrupt 32-43 Clear Enable (DIS1), offset 0x184 ............................................................ 106 Register 8: Interrupt 0-31 Set Pending (PEND0), offset 0x200 ........................................................... 107 Register 9: Interrupt 32-43 Set Pending (PEND1), offset 0x204 ......................................................... 108 Register 10: Interrupt 0-31 Clear Pending (UNPEND0), offset 0x280 ................................................... 109 Register 11: Interrupt 32-43 Clear Pending (UNPEND1), offset 0x284 .................................................. 110 Register 12: Interrupt 0-31 Active Bit (ACTIVE0), offset 0x300 ............................................................. 111 Register 13: Interrupt 32-43 Active Bit (ACTIVE1), offset 0x304 ........................................................... 112 Register 14: Interrupt 0-3 Priority (PRI0), offset 0x400 ......................................................................... 113 Register 15: Interrupt 4-7 Priority (PRI1), offset 0x404 ......................................................................... 113 Register 16: Interrupt 8-11 Priority (PRI2), offset 0x408 ....................................................................... 113 Register 17: Interrupt 12-15 Priority (PRI3), offset 0x40C .................................................................... 113 Register 18: Interrupt 16-19 Priority (PRI4), offset 0x410 ..................................................................... 113 Register 19: Interrupt 20-23 Priority (PRI5), offset 0x414 ..................................................................... 113 Register 20: Interrupt 24-27 Priority (PRI6), offset 0x418 ..................................................................... 113 Register 21: Interrupt 28-31 Priority (PRI7), offset 0x41C .................................................................... 113 Register 22: Interrupt 32-35 Priority (PRI8), offset 0x420 ..................................................................... 113
Register 23: Interrupt 36-39 Priority (PRI9), offset 0x424 ..................................................................... 113 Register 24: Interrupt 40-43 Priority (PRI10), offset 0x428 ................................................................... 113 Register 25: Software Trigger Interrupt (SWTRIG), offset 0xF00 .......................................................... 115 Register 26: CPU ID Base (CPUID), offset 0xD00 ............................................................................... 116 Register 27: Interrupt Control and State (INTCTRL), offset 0xD04 ........................................................ 117 Register 28: Vector Table Offset (VTABLE), offset 0xD08 .................................................................... 120 Register 29: Application Interrupt and Reset Control (APINT), offset 0xD0C ......................................... 121 Register 30: System Control (SYSCTRL), offset 0xD10 ....................................................................... 123 Register 31: Configuration and Control (CFGCTRL), offset 0xD14 ....................................................... 125 Register 32: System Handler Priority 1 (SYSPRI1), offset 0xD18 ......................................................... 127 Register 33: System Handler Priority 2 (SYSPRI2), offset 0xD1C ........................................................ 128 Register 34: System Handler Priority 3 (SYSPRI3), offset 0xD20 ......................................................... 129 Register 35: System Handler Control and State (SYSHNDCTRL), offset 0xD24 .................................... 130 Register 36: Configurable Fault Status (FAULTSTAT), offset 0xD28 ..................................................... 134 Register 37: Hard Fault Status (HFAULTSTAT), offset 0xD2C .............................................................. 140 Register 38: Memory Management Fault Address (MMADDR), offset 0xD34 ........................................ 141 Register 39: Bus Fault Address (FAULTADDR), offset 0xD38 .............................................................. 142 Register 40: MPU Type (MPUTYPE), offset 0xD90 ............................................................................. 143 Register 41: MPU Control (MPUCTRL), offset 0xD94 .......................................................................... 144 Register 42: MPU Region Number (MPUNUMBER), offset 0xD98 ....................................................... 146 Register 43: MPU Region Base Address (MPUBASE), offset 0xD9C ................................................... 147 Register 44: MPU Region Base Address Alias 1 (MPUBASE1), offset 0xDA4 ....................................... 147 Register 45: MPU Region Base Address Alias 2 (MPUBASE2), offset 0xDAC ...................................... 147 Register 46: MPU Region Base Address Alias 3 (MPUBASE3), offset 0xDB4 ....................................... 147 Register 47: MPU Region Attribute and Size (MPUATTR), offset 0xDA0 ............................................... 149 Register 48: MPU Region Attribute and Size Alias 1 (MPUATTR1), offset 0xDA8 .................................. 149 Register 49: MPU Region Attribute and Size Alias 2 (MPUATTR2), offset 0xDB0 .................................. 149 Register 50: MPU Region Attribute and Size Alias 3 (MPUATTR3), offset 0xDB8 .................................. 149
System Control ............................................................................................................................ 165 Register 1: Device Identification 0 (DID0), offset 0x000 ..................................................................... 180 Register 2: Brown-Out Reset Control (PBORCTL), offset 0x030 ........................................................ 182 Register 3: LDO Power Control (LDOPCTL), offset 0x034 ................................................................. 183 Register 4: Raw Interrupt Status (RIS), offset 0x050 .......................................................................... 184 Register 5: Interrupt Mask Control (IMC), offset 0x054 ...................................................................... 185 Register 6: Masked Interrupt Status and Clear (MISC), offset 0x058 .................................................. 186 Register 7: Reset Cause (RESC), offset 0x05C ................................................................................ 187 Register 8: Run-Mode Clock Configuration (RCC), offset 0x060 ......................................................... 188 Register 9: XTAL to PLL Translation (PLLCFG), offset 0x064 ............................................................. 191 Register 10: Run-Mode Clock Configuration 2 (RCC2), offset 0x070 .................................................... 192 Register 11: Deep Sleep Clock Configuration (DSLPCLKCFG), offset 0x144 ........................................ 194 Register 12: Device Identification 1 (DID1), offset 0x004 ..................................................................... 195 Register 13: Device Capabilities 0 (DC0), offset 0x008 ........................................................................ 197 Register 14: Device Capabilities 1 (DC1), offset 0x010 ........................................................................ 198 Register 15: Device Capabilities 2 (DC2), offset 0x014 ........................................................................ 200 Register 16: Device Capabilities 3 (DC3), offset 0x018 ........................................................................ 202 Register 17: Device Capabilities 4 (DC4), offset 0x01C ....................................................................... 204 Register 18: Run Mode Clock Gating Control Register 0 (RCGC0), offset 0x100 ................................... 206 Register 19: Sleep Mode Clock Gating Control Register 0 (SCGC0), offset 0x110 ................................. 208
Table of Contents
Register 20: Deep Sleep Mode Clock Gating Control Register 0 (DCGC0), offset 0x120 ....................... 210 Register 21: Run Mode Clock Gating Control Register 1 (RCGC1), offset 0x104 ................................... 212 Register 22: Sleep Mode Clock Gating Control Register 1 (SCGC1), offset 0x114 ................................. 215 Register 23: Deep Sleep Mode Clock Gating Control Register 1 (DCGC1), offset 0x124 ....................... 218 Register 24: Run Mode Clock Gating Control Register 2 (RCGC2), offset 0x108 ................................... 221 Register 25: Sleep Mode Clock Gating Control Register 2 (SCGC2), offset 0x118 ................................. 223 Register 26: Deep Sleep Mode Clock Gating Control Register 2 (DCGC2), offset 0x128 ....................... 225 Register 27: Software Reset Control 0 (SRCR0), offset 0x040 ............................................................. 227 Register 28: Software Reset Control 1 (SRCR1), offset 0x044 ............................................................. 228 Register 29: Software Reset Control 2 (SRCR2), offset 0x048 ............................................................. 230
Hibernation Module ..................................................................................................................... 231 Register 1: Hibernation RTC Counter (HIBRTCC), offset 0x000 ......................................................... 240 Register 2: Hibernation RTC Match 0 (HIBRTCM0), offset 0x004 ....................................................... 241 Register 3: Hibernation RTC Match 1 (HIBRTCM1), offset 0x008 ....................................................... 242 Register 4: Hibernation RTC Load (HIBRTCLD), offset 0x00C ........................................................... 243 Register 5: Hibernation Control (HIBCTL), offset 0x010 ..................................................................... 244 Register 6: Hibernation Interrupt Mask (HIBIM), offset 0x014 ............................................................. 246 Register 7: Hibernation Raw Interrupt Status (HIBRIS), offset 0x018 .................................................. 247 Register 8: Hibernation Masked Interrupt Status (HIBMIS), offset 0x01C ............................................ 248 Register 9: Hibernation Interrupt Clear (HIBIC), offset 0x020 ............................................................. 249 Register 10: Hibernation RTC Trim (HIBRTCT), offset 0x024 ............................................................... 250 Register 11: Hibernation Data (HIBDATA), offset 0x030-0x12C ............................................................ 251
Internal Memory ........................................................................................................................... 252 Register 1: Flash Memory Address (FMA), offset 0x000 .................................................................... 259 Register 2: Flash Memory Data (FMD), offset 0x004 ......................................................................... 260 Register 3: Flash Memory Control (FMC), offset 0x008 ..................................................................... 261 Register 4: Flash Controller Raw Interrupt Status (FCRIS), offset 0x00C ............................................ 263 Register 5: Flash Controller Interrupt Mask (FCIM), offset 0x010 ........................................................ 264 Register 6: Flash Controller Masked Interrupt Status and Clear (FCMISC), offset 0x014 ..................... 265 Register 7: USec Reload (USECRL), offset 0x140 ............................................................................ 267 Register 8: Flash Memory Protection Read Enable 0 (FMPRE0), offset 0x130 and 0x200 ................... 268 Register 9: Flash Memory Protection Program Enable 0 (FMPPE0), offset 0x134 and 0x400 ............... 269 Register 10: User Debug (USER_DBG), offset 0x1D0 ......................................................................... 270 Register 11: User Register 0 (USER_REG0), offset 0x1E0 .................................................................. 271 Register 12: User Register 1 (USER_REG1), offset 0x1E4 .................................................................. 272 Register 13: Flash Memory Protection Read Enable 1 (FMPRE1), offset 0x204 .................................... 273 Register 14: Flash Memory Protection Read Enable 2 (FMPRE2), offset 0x208 .................................... 274 Register 15: Flash Memory Protection Read Enable 3 (FMPRE3), offset 0x20C ................................... 275 Register 16: Flash Memory Protection Program Enable 1 (FMPPE1), offset 0x404 ............................... 276 Register 17: Flash Memory Protection Program Enable 2 (FMPPE2), offset 0x408 ............................... 277 Register 18: Flash Memory Protection Program Enable 3 (FMPPE3), offset 0x40C ............................... 278
General-Purpose Input/Outputs (GPIOs) ................................................................................... 279 Register 1: GPIO Data (GPIODATA), offset 0x000 ............................................................................ 293 Register 2: GPIO Direction (GPIODIR), offset 0x400 ......................................................................... 294 Register 3: GPIO Interrupt Sense (GPIOIS), offset 0x404 .................................................................. 295 Register 4: GPIO Interrupt Both Edges (GPIOIBE), offset 0x408 ........................................................ 296 Register 5: GPIO Interrupt Event (GPIOIEV), offset 0x40C ................................................................ 297 Register 6: GPIO Interrupt Mask (GPIOIM), offset 0x410 ................................................................... 298
Register 7: GPIO Raw Interrupt Status (GPIORIS), offset 0x414 ........................................................ 299 Register 8: GPIO Masked Interrupt Status (GPIOMIS), offset 0x418 ................................................... 300 Register 9: GPIO Interrupt Clear (GPIOICR), offset 0x41C ................................................................ 301 Register 10: GPIO Alternate Function Select (GPIOAFSEL), offset 0x420 ............................................ 302 Register 11: GPIO 2-mA Drive Select (GPIODR2R), offset 0x500 ........................................................ 304 Register 12: GPIO 4-mA Drive Select (GPIODR4R), offset 0x504 ........................................................ 305 Register 13: GPIO 8-mA Drive Select (GPIODR8R), offset 0x508 ........................................................ 306 Register 14: GPIO Open Drain Select (GPIOODR), offset 0x50C ......................................................... 307 Register 15: GPIO Pull-Up Select (GPIOPUR), offset 0x510 ................................................................ 308 Register 16: GPIO Pull-Down Select (GPIOPDR), offset 0x514 ........................................................... 309 Register 17: GPIO Slew Rate Control Select (GPIOSLR), offset 0x518 ................................................ 310 Register 18: GPIO Digital Enable (GPIODEN), offset 0x51C ................................................................ 311 Register 19: GPIO Lock (GPIOLOCK), offset 0x520 ............................................................................ 312 Register 20: GPIO Commit (GPIOCR), offset 0x524 ............................................................................ 313 Register 21: GPIO Peripheral Identification 4 (GPIOPeriphID4), offset 0xFD0 ....................................... 315 Register 22: GPIO Peripheral Identification 5 (GPIOPeriphID5), offset 0xFD4 ....................................... 316 Register 23: GPIO Peripheral Identification 6 (GPIOPeriphID6), offset 0xFD8 ....................................... 317 Register 24: GPIO Peripheral Identification 7 (GPIOPeriphID7), offset 0xFDC ...................................... 318 Register 25: GPIO Peripheral Identification 0 (GPIOPeriphID0), offset 0xFE0 ....................................... 319 Register 26: GPIO Peripheral Identification 1 (GPIOPeriphID1), offset 0xFE4 ....................................... 320 Register 27: GPIO Peripheral Identification 2 (GPIOPeriphID2), offset 0xFE8 ....................................... 321 Register 28: GPIO Peripheral Identification 3 (GPIOPeriphID3), offset 0xFEC ...................................... 322 Register 29: GPIO PrimeCell Identification 0 (GPIOPCellID0), offset 0xFF0 .......................................... 323 Register 30: GPIO PrimeCell Identification 1 (GPIOPCellID1), offset 0xFF4 .......................................... 324 Register 31: GPIO PrimeCell Identification 2 (GPIOPCellID2), offset 0xFF8 .......................................... 325 Register 32: GPIO PrimeCell Identification 3 (GPIOPCellID3), offset 0xFFC ......................................... 326
General-Purpose Timers ............................................................................................................. 327 Register 1: GPTM Configuration (GPTMCFG), offset 0x000 .............................................................. 340 Register 2: GPTM TimerA Mode (GPTMTAMR), offset 0x004 ............................................................ 341 Register 3: GPTM TimerB Mode (GPTMTBMR), offset 0x008 ............................................................ 343 Register 4: GPTM Control (GPTMCTL), offset 0x00C ........................................................................ 345 Register 5: GPTM Interrupt Mask (GPTMIMR), offset 0x018 .............................................................. 348 Register 6: GPTM Raw Interrupt Status (GPTMRIS), offset 0x01C ..................................................... 350 Register 7: GPTM Masked Interrupt Status (GPTMMIS), offset 0x020 ................................................ 351 Register 8: GPTM Interrupt Clear (GPTMICR), offset 0x024 .............................................................. 352 Register 9: GPTM TimerA Interval Load (GPTMTAILR), offset 0x028 ................................................. 354 Register 10: GPTM TimerB Interval Load (GPTMTBILR), offset 0x02C ................................................ 355 Register 11: GPTM TimerA Match (GPTMTAMATCHR), offset 0x030 ................................................... 356 Register 12: GPTM TimerB Match (GPTMTBMATCHR), offset 0x034 .................................................. 357 Register 13: GPTM TimerA Prescale (GPTMTAPR), offset 0x038 ........................................................ 358 Register 14: GPTM TimerB Prescale (GPTMTBPR), offset 0x03C ....................................................... 359 Register 15: GPTM TimerA Prescale Match (GPTMTAPMR), offset 0x040 ........................................... 360 Register 16: GPTM TimerB Prescale Match (GPTMTBPMR), offset 0x044 ........................................... 361 Register 17: GPTM TimerA (GPTMTAR), offset 0x048 ........................................................................ 362 Register 18: GPTM TimerB (GPTMTBR), offset 0x04C ....................................................................... 363
Watchdog Timer ........................................................................................................................... 364 Register 1: Watchdog Load (WDTLOAD), offset 0x000 ...................................................................... 368 Register 2: Watchdog Value (WDTVALUE), offset 0x004 ................................................................... 369
Table of Contents
Register 3: Watchdog Control (WDTCTL), offset 0x008 ..................................................................... 370 Register 4: Watchdog Interrupt Clear (WDTICR), offset 0x00C .......................................................... 371 Register 5: Watchdog Raw Interrupt Status (WDTRIS), offset 0x010 .................................................. 372 Register 6: Watchdog Masked Interrupt Status (WDTMIS), offset 0x014 ............................................. 373 Register 7: Watchdog Test (WDTTEST), offset 0x418 ....................................................................... 374 Register 8: Watchdog Lock (WDTLOCK), offset 0xC00 ..................................................................... 375 Register 9: Watchdog Peripheral Identification 4 (WDTPeriphID4), offset 0xFD0 ................................. 376 Register 10: Watchdog Peripheral Identification 5 (WDTPeriphID5), offset 0xFD4 ................................. 377 Register 11: Watchdog Peripheral Identification 6 (WDTPeriphID6), offset 0xFD8 ................................. 378 Register 12: Watchdog Peripheral Identification 7 (WDTPeriphID7), offset 0xFDC ................................ 379 Register 13: Watchdog Peripheral Identification 0 (WDTPeriphID0), offset 0xFE0 ................................. 380 Register 14: Watchdog Peripheral Identification 1 (WDTPeriphID1), offset 0xFE4 ................................. 381 Register 15: Watchdog Peripheral Identification 2 (WDTPeriphID2), offset 0xFE8 ................................. 382 Register 16: Watchdog Peripheral Identification 3 (WDTPeriphID3), offset 0xFEC ................................. 383 Register 17: Watchdog PrimeCell Identification 0 (WDTPCellID0), offset 0xFF0 .................................... 384 Register 18: Watchdog PrimeCell Identification 1 (WDTPCellID1), offset 0xFF4 .................................... 385 Register 19: Watchdog PrimeCell Identification 2 (WDTPCellID2), offset 0xFF8 .................................... 386 Register 20: Watchdog PrimeCell Identification 3 (WDTPCellID3 ), offset 0xFFC .................................. 387
Universal Asynchronous Receivers/Transmitters (UARTs) ..................................................... 388 Register 1: UART Data (UARTDR), offset 0x000 ............................................................................... 398 Register

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