PIC Microcontroller Chapter 02 1

8/2/2019 PIC Microcontroller Chapter 02 1

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Reduced instruction set architecture Has ONc ip program co e ROM, ata

RAM,timers,ADC , USART and I/O ports ROM : 128 k to2MB OTP t es : One t e ro rammable chea

solution )


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Block Diagram


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Require UVEPROM burner Ta es ~20 minutes Thus Flash version is introduced The letter F in the series name like

is used in this IC


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debugging phase , microchip can create

hex file burnt.

The letter C means the OTP version like


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PIC microcontroller and the embedded

By Danny Causey and Muhammad Al Mazidi


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, But support for the PIC is much stronger for

Builtin C libraries are there RTOS, USART , CAN Bus inter aces an t e USB et ernetinterfaces which cut short the design cycle


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arithmetic and logic operations

Used to store temporary information , data , va ues resu ts .etc. MOVLW ; move literal value K into WREG MOV LW 25H ; moves 25 to W


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WREG


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MPLAB ( by microchip)


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Its documentation is uploaded on group


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Software for programming is uploaded in


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Converted to hex

programmer (while programming, the LCD, MAX232 IC and the USB connection should be unconnected)

After ro rammin the serial cable should be disconnected and the USB power cable mounted for checking the code


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interfaces e.g. Serial communication I/O ports


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that are used for data storage and scratch pad


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WREG register


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MOVLW 25H; load25h in wreg ADDLW 34H; a va ue 34to W W=W+34


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8086


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RP1:RP0 . Bank select PD Power down bit (0 sleep .. Power save . 1 : power


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Values at addresses after execution of instructions


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register location.

ADDWF filereg ,

D

Where filereg is the register destination and D is the bit


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PIC16 Instruction set summary continued


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Documents

PIC Microcontroller Chapter 02 1