Announcing the PIC16(L)F1579 and PIC16(L)F18877 Families ...ww1.microchip.com/downloads/en/Market_Communication... · Announcing the PIC16(L)F1579 and PIC16(L)F18877 Families of 8-bit

Announcing the

PIC16(L)F1579 and PIC16(L)F18877 Families of 8-bit MCUs

July 20, 2015

2

Continued 8-bit Innovation

PIC16F1579 Family 14-20 pins, Up to 14 KB of Memory, 1.8-5.5V Operating Range and XLP

Enables functions for LED lighting, motor control and other applications.

First 8-bit PIC® MCUs with four independent time-based 16-bit PWMs.

PIC16F18877 Family 8-40 pins, Up to 56 KB of Memory, 1.8-5.5V Operating Range and XLP

Enables functions for consumer electronics, Internet of Things (IoT),

safety-critical and other applications.

First MCUs with ADC with Computation

First PIC16 MCUs with Peripheral Module Disable, IDLE and DOZE

low-power modes

3

8-bit MCUs That Do More

Continuing to redraw the boundaries of 8-bit

applications via Core Independent

Peripherals

Flexible, interconnected peripherals that perform

functions deterministically and autonomously, without

the core

Intelligent peripherals that enable system

performance far beyond typical 8-bit MCUs

Simplified design experience and less code makes

application development Easy

Flexible Intelligence Made Easy…

4

PIC16F1579 Family Function Enablement

PIC16F1579 Microcontrollers

CPU Memory

mTouch®

Comparators

Voltage

Reference

DAC eXtreme Low Power

XLP Technology

8/16/-bit

Timers

TEMP Indicator

Peripheral Pin

Select

(E)USART ADC Complementary

Waveform Generator

High Endurance

Flash (Data)

LIN/DMX 16-bit PWM

Family Functionality Highlights: • High-accuracy pulse drive with flexibility for many applications

• Signal and sensor interface via intelligent analog integration

• EUSART for serial communications, including LIN and DMX

• Interconnected Core Independent Peripherals increase system performance

• Integrated function enablement increases system reliability, via hardware

Focus Functions

Human Interface

System Communications

Input & Sensor Interface

Output & Signal Generation

Human Interface



Output & Signal Generation

5



CPU Memory

Complementary

Waveform Generator

16-bit PWM

Flexible Output & Signal Generation:

• First 8-bit PIC® MCU with four 16-bit PWMs with independent timers

• Edge, center-aligned and additional output modes

• Automated complementary output generation

• Control over dead-band and automatic shutdown states

• Remapping of outputs using Peripheral Pin Select

Peripheral Pin

Select

mTouch®

Comparators

Voltage

Reference


XLP Technology

8/16/-bit

Timers

TEMP Indicator

(E)USART ADC High Endurance

Flash (Data)

LIN

Focus Function

Output & Signal Generation Output & Signal Generation

6



CPU Memory

(E)USART

LIN/DMX

System Communications: • Support for serial communications, including LIN and DMX

• Enables intelligent systems with host or master device

• Flexible PCB routing to minimize EMI and crosstalk with Peripheral Pin Select

Peripheral Pin

Select

mTouch®

Comparators

Voltage

Reference


XLP Technology

8/16/-bit

Timers

TEMP Indicator

ADC Complementary

Waveform Generator

High Endurance

Flash (Data)

16-bit PWM

Focus Function

System Communications System Communications

7

PIC16F1579 Family Target End Equipment & Functions

Consumer

Indoor / Outdoor Color LEDs

Electric Razors

Remote-Controlled Toys

Industrial & Automotive

Motor Control

Automotive Ambient Lighting

General-Purpose Functions

mTouch® Capacitive Buttons & Sliders

Low-Cost RGB LED Control

LIN and DMX Communication

8



Cyclical

Redundancy Check

mTouch®

Comparators

Zero Cross

Detect

Voltage

Reference

DAC

ADC with

Computation

Windowed WDT

IDLE & DOZE

Peripheral Module

Disable

eXtreme Low Power

XLP Technology

8/16/24-bit

Timers

TEMP Indicator

Signal

Measurement Timer

Peripheral Pin

Select

Configurable

Logic Cell

SPI

(E)USART

Hardware

Limit Timer

I2C™

LIN

Focus Functions

Human Interface


Timing & Counting

System & Safety Management


Output & Signal Generation CPU Memory

Family Functionality Highlights: • High analog and digital peripheral integration enables closed-loop control in hardware (not software)

• These Core Independent Peripherals have flexible interconnections

• To perform multiple combinations of functions in hardware

• Internet-of-Things ready with low system power, bootloader capable and high level of functionality

• Hardware for automatic fault detection and monitoring of safe operation

• Balance power consumption and performance with additional low-power features

Numerically

Controlled Oscillator

10-bit PWM

Data Signal

Modulator

Complementary

Waveform Generator

Capture Compare

PWM

9



Comparators

Zero Cross

Detect

Voltage

Reference

DAC

Focus Function


CPU Memory

Input & Sensor Interface: • First MCU to integrate an ADC with Computation

• Built in Accumulation, Averaging and Low Pass Filter calculations, while in SLEEP

• Windowed comparison with programmable thresholds

• Reduced CPU requirement for calculations and interrupts, versus software implementation

• Zero-crossing detection of signals, including high-voltage AC

Cyclical

Redundancy Check

mTouch®

Windowed WDT

IDLE & DOZE

Peripheral Module

Disable

eXtreme Low Power

XLP Technology

8/16/24-bit

Timers

TEMP Indicator

Signal

Measurement Timer

Peripheral Pin

Select

Configurable

Logic Cell

SPI

(E)USART

Hardware

Limit Timer

I2C™

LIN

Numerically


10-bit PWM

Data Signal

Modulator

Complementary

Waveform Generator

Capture Compare

PWM

Comparators

Zero Cross

Detect

Voltage

Reference

DAC

ADC with

Computation

10


Focus Function

System & Safety Management

System & Safety Management: • First PIC16 MCUs with increased low-power functionality, in addition to XLP

• IDLE and DOZE modes to help reduce active power consumption

• Peripheral Module Disable removes peripherals from power rail and clock tree; zero power

• Easy implementation of safety-critical functions

• Ensure data integrity of program memory, data EEPROM and communications


Cyclical

Redundancy Check

Windowed WDT

IDLE & DOZE

Peripheral Module

Disable

eXtreme Low Power

XLP Technology

Peripheral Pin

Select

Hardware

Limit Timer

CPU Memory

mTouch®

Comparators

Zero Cross

Detect

Voltage

Reference

DAC

ADC with

Computation

8/16/24-bit

Timers

TEMP Indicator

Signal

Measurement Timer

Configurable

Logic Cell

SPI

(E)USART

I2C™

LIN

Numerically


10-bit PWM

Data Signal

Modulator

Complementary

Waveform Generator

Capture Compare

PWM

11

Motor Control BLDC

Brushed DC

AC Induction

Home Appliance Washers & Dryers

Dishwashers

Refrigerators

Industrial & Automotive System Monitoring

Fail-Safe Protection

Sensor Interfaces

TRIAC-Based Applications Dimming Control

Blenders / Small Appliances

General-Purpose Functions Internet of Things

Bluetooth® LE, LoRa™, Ethernet Communication enablement

mTouch® Capacitive Buttons & Sliders

PIC16F18877 Family Target End Equipment & Functions

12

Things of the Internet Demonstration

www.microchip.com/iotsensorbadge

http://www.microchip.com/iotsensorbadge

13

Flexible Communication

CPU Required

Firmware

3-Axis

Accelerometer

Read accelerometer

Calculate LED

intensity based on

accelerometer data

Transmit LED data

Simplified LED Drive Control • Combined peripherals increase

capabilities

• LED data transmission reduced to

one CPU instruction

• Easily scalable for larger displays

• For more info see Application Note

AN1606 http://www.microchip.com/wwwAppNotes/

AppNotes.aspx?appnote=en567146

WS2812B WS2812B WS2812B

SPI

PWM

Configurable

Logic Cell

(CLC)

http://www.microchip.com/wwwAppNotes/AppNotes.aspx?appnote=en567146

http://www.microchip.com/wwwAppNotes/AppNotes.aspx?appnote=en567146

14

Flexible Communication CPU vs. CIP

CPU Required

SPI

PWM

Configurable

Logic Cell

(CLC)

Firmware

Read accelerometer

Calculate LED

intensity based on

accelerometer data

Transmit LED data

Easily scales to drive 160 WS2812B RGB LEDs Without CIPs

OSC Speed – 90 MHz

100% of CPU overhead


20% of CPU overhead

With CIPs


20% of CPU overhead

IDLE/DOZE modes reduce power consumption

CPU is free to perform other tasks or to SLEEP

WS2812B WS2812B WS2812B

15

Development Made Easy All Available Now

Development Boards Curiosity Development Board (DM164137, $20)

www.microchip.com/curiosity

Programmers/Debuggers PICkit™ 3 (PG164130, $47.95)

MPLAB® ICD 3 (DV164035, $199.95)

MPLAB PM3 (DV007004, $895)

IDE/Compiler MPLAB X IDE

MPLAB Code Configurator

MPLAB XC8 Compiler

Curiosity Development Board

(DM164137)

http://www.microchip.com/curiosity

16

MPLAB® Code Configurator

Generate Code with the Click of a Button

Visual representation of all peripherals; no data

sheet reading required

Easy setup of Core Independent Peripherals

Benefits both new and experienced users

Production-ready code for quick, efficient

designs

17

Options & Availability Starting at $0.51 in 10k Quantities

Product Package Options Sample

Availability

Production

Availability

PIC16(L)F1574

PIC16(L)F1575

14-pin: SOIC, PDIP, TSSOP,

UQFN Now Now

PIC16(L)F1578

PIC16(L)F1579

20-pin: SOIC, PDIP, SSOP,

UQFN Now Now

PIC16(L)F18313 8-pin: SOIC, PDIP, UDFN Now 8/14/15

PIC16(L)F18323

PIC16(L)F18324

PIC16(L)F18325

PIC16(L)F18326

14-pin: SOIC, PDIP, TSSOP,

UQFN

Now

Now

Now

CQ1 2016

8/14/15

8/14/15

8/14/15

CQ2 2016

PIC16(L)F18344

PIC16(L)F18345

PIC16(L)F18346

20-pin: SOIC, PDIP, SSOP,

UQFN

Now

Now

CQ1 2016

8/14/15

8/14/15

CQ2 2016

PIC16(L)F18855 28-pin: SPDIP, SOIC, SSOP,

UQFN Now 8/31/15

PIC16(L)F18875 40-pin: PDIP, UQFN

44-pin: TQFP Now 8/31/15

18

Summary

Flexibility Wide range of interconnected peripherals that perform many functions

Peripheral Pin Select provides flexibility in PCB routing

Several low-power operating modes

Multiple package options; small footprint and low z-height

Wide operating range

Intelligence Function Enablement via interconnected:

Core Independent Peripherals

Intelligent Analog

Combined peripherals increase capabilities; free up CPU

Higher system performance, hardware versus software

Made Easy Comprehensive development environment

Curiosity, PICDEM™ Lab II Development Boards

PICkit™ 3, MPLAB® ICD 3 Programmers/Debuggers

MPLAB® X IDE

MPLAB Code Configurator

Quickly develop applications Easily generate production-ready code

Thank You

Note: The Microchip name and logo, PIC, mTouch, and MPLAB are registered trademarks of Microchip

Technology Incorporated in the U.S.A. and other countries. All other trademarks mentioned herein are the

property of their respective companies.

Back-Up Slides

21

Product Details

22

PIC16F1579 Family Block Diagram

23

PIC16F1579 Family Pricing and Collateral

Pricing:

• 8 pin – PIC12(L)F1571, PIC12(L)F1572 PIC12(L)F1571 10ku Pricing Starting at $0.38 PIC12(L)F1572 10ku Pricing Starting at $0.41



Collateral:

• PIC12(L)F157X Sell Sheet available now at www.microchip.com • PIC12(L)F157X Data Sheets available now at www.microchip.com • PIC16(L)F157X Sell Sheet available now at www.microchip.com • PIC16(L)F157X Data Sheets available now at www.microchip.com

Planned Availability:

• PIC12(L)F1571/2 Samples: Now

• PIC12(L)F1571/2 Orderable: Now

• PIC16(L)F1574/5/8/9 Samples: Now

• PIC16(L)F1574/5/8/9 Orderable: Now

http://www.microchip.com/

http://www.microchip.com



24

PIC12F1572

3.5KB / HEF / 256B

EUSART

PIC12F1571

1.75KB / HEF / 128B

4x10b ADC, 5b DAC,

Comp, CWG, TEMP,

3x16b PWM

Featu

res &

Mem

ory

PIC16F1579 Family 16-bit PWMs with Communications

14 Pin 8 Pin 20 Pin

PIC16F1575

14KB / HEF / 1KB

PIC16F1574

7KB / HEF / 512B

8x10b ADC, 5b DAC,

2xComp, CWG, TEMP,

4x16b PWM, PPS,

EUSART

PIC16F1579

14KB / HEF / 1KB

PIC16F1578

7KB / HEF / 512B

12x10b ADC, 5b DAC,

2xComp, CWG, TEMP,

4x16b PWM, PPS,

EUSART

25

PIC16F18877 Family Block Diagram

26

Pricing:

• 8 pin – PIC16(L)F18313 PIC16(L)F18313 10ku Pricing Starting at $0.51

• 14 pin – PIC16(L)F18323, PIC16(L)F18324, PIC16(L)F18325 PIC16(L)F18323 10ku Pricing Starting at $0.55 PIC16(L)F18324 10ku Pricing Starting at $0.61 PIC16(L)F18325 10ku Pricing Starting at $0.68 PIC16(L)F18326 TBD Available CQ3 2015

• 20 pin – PIC16(L)F18344, PIC16(L)F18345 PIC16(L)F18344 10ku Pricing Starting at $0.67 PIC16(L)F18345 10ku Pricing Starting at $0.73 PIC16(L)F18346 TBD Available CQ3 2015

Collateral:

• PIC16(L)F183XX Product Brief now • PIC16(L)F183XX Sell Sheet available now • PIC16(L)F18313/23 Data Sheets available now • PIC16(L)F18324/44 Data Sheets available July 31, 2015 • PIC16(L)F18325/45 Data Sheets available now • PIC16(L)F18326/46 Data Sheets available CQ1 2016

Planned Availability:

• PIC16(L)F18313/23 – Samples: Now; RTP: Now

• PIC16(L)F18324/44 – Samples: Now; RTP: July 31, 2015

• PIC16(L)F18325/45 – Samples: Now; RTP: July 26, 2015

• PIC16(L)F18326/46 – Samples : CQ4 2015:

PIC16F18877 Family Pricing and Collateral (8 to 20 Pins)

27

PIC16F18877 Family Pricing and Collateral (28 and 40 Pins)

Pricing:

• 28 pin – PIC16(L)F18854, PIC16(L)F18855, PIC16(L)F18856, PIC16(L)F18857 PIC16(L)F18854 10ku Pricing Starting at $1.07

PIC16(L)F18855 10ku Pricing Starting at $1.14



• 40 pin – PIC16(L)F18875, PIC16(L)F18876, PIC16(L)F18877




Collateral:

• PIC16(L)F188XX Product Brief now

• PIC16(L)F188XX Sell Sheet will be available in CQ3’15

• PIC16(L)F188XX Data Sheets will be available in Jul’15

Availability:

• PIC16(L)F18855/75 – Samples: July 2015; RTP: Aug. 2015

• PIC16(L)F18856/76 – Samples: CQ4 2015; RTP: CQ1 2016

• PIC16(L)F18857/77 – Samples: CQ4 2015; RTP: CQ1 2016

• PIC16(L)F18854 – Samples: CQ4 2015; RTP: CQ1 2016

28

PIC16F18346

28KB / 256B EE / 2KB

PIC16F18326

28KB / 256B EE / 2KB

PIC16F18313

3.5KB / 256B EE / 256B

5x10b ADC, 5b DAC,

2xComp, 2xCCP,

2xPWM, CWG, NCO,

DSM, 2xCLC, PPS,

IDLE/DOZE, PMD,

TEMP, SPI/I2C, EUSART

PIC16F18325

14KB / 256B EE / 1KB

2xCWG, 4xCCP, 4xCLC,

2x(SPI/I2C), EUSART

PIC16F18324

7KB / 256B EE / 512B

2xCWG, 4xCCP, 4xCLC

PIC16F18323

3.5KB / 256B EE / 256B

11x10b ADC, 5b DAC,

2xComp, 2xCCP,

2xPWM, CWG, NCO,

DSM, 2xCLC, PPS,

IDLE/DOZE, PMD,


PIC16F18345

14KB / 256B EE / 1KB

2xCWG, 2x(SPI/I2C)

PIC16F18344

7KB / 256B EE / 512B

17x10b ADC, 5b DAC,

2xComp,

2xCWG,4xCCP,

2xPWM, CWG, NCO,

DSM, 4xCLC, PPS,

IDLE/DOZE, PMD,


Fe

atu

res

& M

em

ory

PIC16(L)F183XX

Feature Rich & General Purpose

14 Pin 8 Pin 20 Pin

29

Featu

res &

Mem

ory

PIC16(L)F188XX Feature Rich, General Purpose & Safety Critical

28 Pin 40 Pin

PIC16F18857

56KB / 256B EE / 4KB

PIC16F18856

28KB / 256B EE / 2KB

PIC16F18855

14KB / 256B EE / 1KB

PIC16F18854

7KB / 256B EE / 512B

24x10b ADC2, 5b DAC,

2xComp, DSM, 2xPWM,

5xCCP, 3xCWG, NCO,

3x16TMR, 2xSMT,

3xHLT, WWDT, TEMP,

CRC/SCAN, 4xCLC, ZCD,

PPS, IDLE/DOZE, PMD,

EUSART, 2x(SPI/I2C)

PIC16F18877

56KB / 256B EE / 4KB

PIC16F18876

28KB / 256B EE / 2KB

PIC16F18875

14KB / 256B EE / 1KB

35x10b ADC2, 5b DAC,

2xComp, DSM, 2xPWM,

5xCCP, 3xCWG, NCO,

3x16TMR, 2xSMT,

3xHLT, WWDT, TEMP,

CRC/SCAN, 4xCLC, ZCD,

PPS, IDLE/DOZE, PMD,

EUSART, 2x(SPI/I2C)

30

Family Details

31

PIC16F1579 Family Feature Set

32

3 x 3 x 0.9 mm

(DFN)

6 x 4.9 x 1.75 mm

(SOIC)

60%

reduction

50%

reduction 4.9 x 3 x 1 mm

(MSOP)

PIC16F1579 Family Package Info

39%

reduction

19 x 7.9 x 5.3 mm

(PDIP)

26 x 7.9 x 5.3 mm

(PDIP)

12.8 x 10.3 x 2.65 mm

(SOIC) 8.7 x 6 x 1.75 mm

(SOIC)

4 x 4 x 0.5 mm

(UQFN)

5 x 6.4 x 1.2 mm

(TSSOP) 7.2 x 7.8 x 2 mm

(SSOP)

35%

reduction

40%

reduction 70%

reduction

72%

reduction

50%

Lower profile

9.3 x 7.9 x 5.3 mm

(PDIP)

8-pin Package Options & Footprint

PIC12(L)F1571/2


PIC16(L)F1574/5


PIC16(L)F1578/9

4 x 4 x 0.5 mm

(UQFN)

33

PIC16F18877 Family Feature Set

34

4.9 x 6 x 1.75 mm

(SOIC)

9.3 x 7.9 x 5.3 mm

(PDIP)


PIC16(L)F18313

60%

reduction

70%

reduction

PIC16(L)F183XX Package Info


PIC16(L)F18323/4/5


PIC16(L)F18344/5

19 x 7.9 x 5.3 mm

(PDIP)

26 x 7.9 x 5.3 mm

(PDIP)

12.8 x 10.3 x 2.65 mm

(SOIC) 8.7 x 6 x 1.75 mm

(SOIC)

4 x 4 x 0.5 mm

(UQFN)

5 x 6.4 x 1.2 mm

(TSSOP) 7.2 x 7.8 x 2 mm

(SSOP)

35%

reduction

40%

reduction 70%

reduction

72%

reduction

50%

Lower profile

3 x 3 x 0.5 mm

(UDFN)

4 x 4 x 0.5 mm

(UQFN)

35

10.2 x 7.8 x 1.75 mm

(SSOP)

6 x 6 x 0.9 mm

(QFN)

17.9 x 10.3 x 2.1 mm

(SOIC)

34.3 x 7.4 x 5.1 mm

(SPDIP)

28-pin Package Options & Footprint PIC16(L)F18854/5/6/7

27%

reduction

57%

reduction

55%

reduction 8 x 8 x 0.9 mm

(QFN)

12 x 12 x 1 mm

(TQFP)

56%

reduction

81%

reduction

40/44-pin Package Options & Footprint PIC16(L)F18875/6/7

50.3 x 15 x 6.35 mm

(PDIP)

5 x 5 x 0.5 mm

(UQFN)

56%

reduction 5 x 5 x 0.5 mm

(UQFN)

61%

reduction

PIC16(L)F188XX Package Info

36

PIC16F1579 Family Peripheral Details

37

16-bit Pulse Width Modulation (PWM)

Period, Phase, Duty Cycle and Offset control

PWM Modes

Standard

Center Aligned

Configurable Set/toggle on timer match

Flexibility when using multiple PWM Outputs

Use of offset registers to stagger outputs

Selectable internal or external clock source

Dedicated 16-bit Time Base

Four compare modes

Useable as a general purpose 16-bit timer/counter

Paired with the DSM to create LED dimming engine

Benefits Reduced EMI using Center Aligned

Intelligent PWM Reconfiguration

Use interrupts to trigger events

Precise duty cycle control

Smaller step size

Smoother transitions

Core-independent operation

Example Uses Motor Control

Switch Mode Power Supplies (SMPS)

Intelligent LED Lighting

Color mixing & Smooth Dimming

16-bit Pulse Width Modulation High Resolution with Independent Time Base

16-bit PWM

16-bit

PWM

16-bit

Timer

Compare

Interrupts

Prescaler

(1/2/4/8/16/

32/64/128)

Clock Source

38

Complementary Waveform Generator (CWG) Adds synchronous output to selectable input sources

Up to (4) steerable outputs

Steerable complementary output pair

Auto shutdown & restart

Polarity control

Dead band with independent rise & fall control

Selectable internal or external clock source

Internal or external input sources

2 1

Complementary Waveform Generator Waveform Generation from Selectable Input Sources

Benefits Synchronizes switching frequency

Simplified Drive Topologies: H-Bridge, Push/Pull

Faster response to fault conditions

Minimizes effects of switching noise

Core independent operation

Operation while in low power SLEEP

Example Uses Motor control

Switch Mode Power Supplies (SMPS)

Lighting drive

Switching control

Input Source

1 2

CWG

Output

Controller

39

Peripheral Pin Select (PPS) Configure any digital peripheral to any I/O pin

Provides increased freedom & optimized use of integrated digital resources

Flexible pin function assignment

Route peripheral to multiple pins to increase current drive

Runtime configuration of pin out

Benefits Eliminates “pin overlap” for total

optimization of peripheral resources

Simplified and optimized migration

Provides layout flexibility

Example Uses Systems requiring highest signal

integrity

Migration of legacy designs

Support for new pin-out configurations

Applications that require optimized tracing & board space usage

PIC® Microcontroller VDD Vss

PPS Digital

Peripherals

Peripheral Pin Select I/O Pin Remapping of Digital Signals

40

PIC16F18877 Family Peripheral Details

41

Idle Mode CPU will stop executing instructions

Peripherals continue operating at full performance

Enables lower power consumption while still monitoring system

Doze Mode Separate control of CPU and peripheral speed

Scalable CPU and peripheral performance

Enables balance of performance vs. power consumption

Benefits Increases battery life

Decreases standby power consumption for AC powered devices

Example Uses Consumer appliances

Smoke & CO detectors

Battery-operated devices

Devices requiring low standby power

Idle & Doze Modes Scalable Performance & Power Consumption

CPU

IDLE

Peripherals CPU

DOZE

Peripherals CPU

Zzz…

42

Cyclical Redundancy Check & Scan Data Integrity Monitoring for Fault Detection

Cyclical Redundancy Check /Scan (CRC/SCAN) General purpose 2-bit to 16-bit CRC

For use with memory and communications data

Automated CRC checksum with background SCAN

Program memory

DataEE memory

Calculates CRC checksum on communications data

Configurable polynomial (all standard CRC implementations)

Corruption is detected upon checksum mismatch

All memory scan operations are controlled via software

Benefits Increased code & data integrity

Software configurable for easy updates & modifications

Eases implementation of safety standards (ex. Class B, UL, etc.)

Core independent operation

Operation while in low power SLEEP

Example Uses Dishwashers

Ovens / Microwaves

Laundry Equipment

Data logging integrity

Memory Data

Address

CRC

Communications Data

SCAN

Ch

ec

ks

um

43

Windowed Watch Dog Timer System Supervisory Circuit

Windowed Watch Dog Timer (WWDT) Detects software timing anomalies within a configurable

critical window

Supports standard watch dog timer functions

Resets the CPU if…

the WWDT overflows (standard WDT function)

the WWDT underflows

Benefits Monitors timing-critical functions

Eases implementation of safety standards (e.g., Class B, UL, etc.)


Operation while in low-power SLEEP

Example Uses Dishwashers

Ovens / microwaves

Laundry equipment

Power tools

Overflow

Normal Operation

Underflow

Time

WW

DT

Va

lue

Restart WWDT after

proper execution RESET PIC® MCU after

improper execution

44

Hardware Limit Timer Hardware Monitoring & Fault Detection

Hardware Limit Timer (HLT) Extension of 8-bit timer/counter with external reset

capabilities

Hardware monitoring for missed periodic events and fault detection (stalls, stops, etc.)

Period timer with external reset input

Flexible design

Selectable start of event trigger

Multiple modes

Seven available clock sources

Resolution of ¼ instruction cycle

Benefits Reduces code complexity

No code for detection setup

No code to manage timer



Example Uses Safety limit in closed-loop control

applications

Power supplies

Motor driver

PWM

Hall Effect Sensor

FE

T

Driv

ers

Example: Monitoring a motor for fault conditions

HLT

45

ADC with Computation (ADC2)

10-bit ADC with Automated Analog Signal Analysis

Analog to Digital Converter with Computation General purpose 10-bit ADC with automated post processing

Automates math functions on input signals

Averaging

Filter calculations

Threshold comparison

Oversampling

Operates in sleep mode

Benefits Accelerates common math tasks

normally done in software

Reduces time in interrupt handler

Minimizes CPU overhead and code space

Fast and efficient capacitive sense signal sequencing

Improves power efficiency



Example Uses Sensor interface applications

Filtering for signal conditioning

Example: Traditional ADC versus ADC with MATHPAK

Calculation via

Software ADC

Calculation via

Computation

ADC with

Computation

46

Peripheral Module Disable Eliminates Power Consumption of Unused Peripherals

Peripheral Module Disable Mode 1:

Disables unused peripherals individually

Removes peripheral from memory map

Mode 2:

Disables system clock to all peripherals

Benefits Zero power consumption from disabled

peripherals

Optimizes power consumption

Improves battery life for battery-powered applications

Reduces standby currents in AC-power applications

Example Uses Battery-powered applications

AC-powered applications requiring low standby power consumption

PIC® Microcontroller

Peripheral Peripheral

Peripheral

Peripheral

Peripheral

Peripheral

PMD

System

Clock Memory Map

47

Signal Measurement Timer 24-bit Measurement of any Digital Signal

24-bit Signal Measurement Timer (SMT) Accurate measurement of any digital signal

Period, pulse width, frequency, duration, duty cycle, time of flight, etc.

High-resolution 24-bit signal measurement

Provides relative timing measurements

Multiple interrupt sources

Period match, measure period, pulse width

(2) Data Capture interrupts

Flexible input source sources

Useable as a general purpose 24-bit timer

Useable as a custom digital protocol decoder

Benefits Code size reduction

Faster response to changing inputs



Example Uses Precise speed control

RPM indicators, sensors

Range finding

Protocol decode

SMT

Source Signal

Clock

48

Peripheral Pin Select (PPS) Configure any digital peripheral to any I/O pin

Provides increased freedom & optimized use of integrated digital resources

Flexible pin function assignment

Route peripheral to multiple pins, to increase current drive

Runtime configuration of pin out

Benefits Eliminates “pin overlap” for total

optimization of peripheral resources

Simplified and optimized migration

Provides layout flexibility

Example Uses Systems requiring highest signal

integrity

Migration of legacy designs

Support for new pin-out configurations

Applications that require optimized tracing & board space usage

PIC® Microcontroller VDD Vss

PPS Digital

Peripherals

Peripheral Pin Select I/O Pin Remapping of Digital Signals

Documents

Announcing the PIC16(L)F1579 and PIC16(L)F18877 Families ...ww1.microchip.com/downloads/en/Market_Communication... · Announcing the PIC16(L)F1579 and PIC16(L)F18877 Families of 8-bit