PIC18F25K80 MICROCHIP [Microchip Technology], PIC18F25K80 Datasheet - Page 148

• Manufacturer Part Number: PIC18F25K80
• Manufacturer: MICROCHIP [Microchip Technology]

PIC18F66K80 FAMILY
EXAMPLE 8-1:
EXAMPLE 8-2:
DS39977C-page 148
Required
Sequence
MOVLW
MOVWF
MOVLW
MOVWF
BCF
BCF
BSF
NOP
MOVF
MOVLW
MOVWF
MOVLW
MOVWF
MOVLW
MOVWF
BCF
BCF
BSF
BCF
MOVLW
MOVWF
MOVLW
MOVWF
BSF
BTFSC
BSF
BCF
DATA_EE_ADDRH
EEADRH
DATA_EE_ADDR
EEADR
EECON1, EEPGD
EECON1, CFGS
EECON1, RD
EEDATA, W
DATA EEPROM READ
DATA EEPROM WRITE
DATA_EE_ADDRH
EEADRH
DATA_EE_ADDR
EEADR
DATA_EE_DATA
EEDATA
EECON1, EEPGD
EECON1, CFGS
EECON1, WREN
INTCON, GIE
55h
EECON2
0AAh
EECON2
EECON1, WR
EECON1, WR
INTCON, GIE
EECON1, WREN
;
; Upper bits of Data Memory Address to read
;
; Lower bits of Data Memory Address to read
; Point to DATA memory
; Access EEPROM
; EEPROM Read
; W = EEDATA
Preliminary
;
; Upper bits of Data Memory Address to write
;
; Lower bits of Data Memory Address to write
;
; Data Memory Value to write
; Point to DATA memory
; Access EEPROM
; Enable writes
; Disable Interrupts
;
; Write 55h
;
; Write 0AAh
; Set WR bit to begin write
; Wait for write to complete GOTO $-2
; Enable Interrupts
; User code execution
; Disable writes on write complete (EEIF set)
 2011 Microchip Technology Inc.