PIC12F1840 MICROCHIP [Microchip Technology], PIC12F1840 Datasheet - Page 101

• Manufacturer Part Number: PIC12F1840
• Description: 8-Pin Flash Microcontrollers with nanoWatt XLP Technology
• Manufacturer: MICROCHIP [Microchip Technology]

EXAMPLE 11-3:
 2011 Microchip Technology Inc.
* 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
MOVLW
MOVWF
MOVLW
MOVWL
BCF
BSF
BCF
BSF
NOP
NOP
BSF
MOVF
MOVWF
MOVF
MOVWF
EEADRL
PROG_ADDR_LO
EEADRL
PROG_ADDR_HI
EEADRH
EECON1,CFGS
EECON1,EEPGD
INTCON,GIE
EECON1,RD
INTCON,GIE
EEDATL,W
PROG_DATA_LO
EEDATH,W
PROG_DATA_HI
FLASH PROGRAM MEMORY READ
; Select Bank for EEPROM registers
;
; Store LSB of address
;
; Store MSB of address
; Do not select Configuration Space
; Select Program Memory
; Disable interrupts
; Initiate read
; Executed
; Ignored
; Restore interrupts
; Get LSB of word
; Store in user location
; Get MSB of word
; Store in user location
(Figure
(Figure
Preliminary
11-1)
11-1)
PIC12F/LF1840
DS41441A-page 101