PIC16F18323-ESLASHRFQTP datasheet(111/442 Pages) MICROCHIP

Part #	PIC16F18323-E/RFQTP

Description	Full-Featured, Low Pin Count Microcontrollers with XLP

PDF	442 Pages

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Manufacturer	MICROCHIP [Microchip Technology]

Direct Link	http://www.microchip.com

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 2015 Microchip Technology Inc.

Preliminary

DS40001799A-page 111

PIC16(L)F18313/18323

FIGURE 10-1:

FLASH PROGRAM

MEMORY READ

FLOWCHART

EXAMPLE 10-1:

PROGRAM FLASH MEMORY PROGRAM MEMORY READ

Start

R ea d O peratio n

S elect Memory:

Program Flash M em o ry, EE PR O M ,

C on fig W o rd s, U ser ID (N V M R E G S )

Select

W ord A dd ress

(N VM AD R H :N VM AD R L)

E nd

R ead O pe ratio n

Initiate R ea d operatio n

(R D = 1)

D ata read no w in

NV M D ATH :NV M D A T L

* This code block will read 1 word of program

* memory at the memory address:

PROG_ADDR_HI : PROG_ADDR_LO

data will be returned in the variables;

PROG_DATA_HI, PROG_DATA_LO

BANKSEL

NVMADRL

; Select Bank for NVMCON registers

MOVLW

PROG_ADDR_LO

;

MOVWF

NVMADRL

; Store LSB of address

MOVLW

PROG_ADDR_HI

;

MOVWF

NVMADRH

; Store MSB of address

BCF

NVMCON1,NVMREGS

; Do not select Configuration Space

BSF

NVMCON1,RD

; Initiate read

MOVF

NVMDATL,W

; Get LSB of word

MOVWF

PROG_DATA_LO

; Store in user location

MOVF

NVMDATH,W

; Get MSB of word

MOVWF

PROG_DATA_HI

; Store in user location

PIC16F18323-E/RFQTP Datasheet(PDF) 111 Page - Microchip Technology

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