W77E532 Datasheet, PDF (84/86 Pages) Winbond – 8 BIT MICROCONTROLLER

W77E532/W77E532A
MOVX A,@DPTR
INC DPTR
CJNE A,SFRFD,ERROR_64K
CJNE R2,#0H,READ_VERIFY_64K
INC R1
MOV SFRAH,R1
CJNE R1,#0H,READ_VERIFY_64K
;******************************************************************************
;* PROGRAMMING COMPLETLY, SOFTWARE RESET CPU
;******************************************************************************
MOV TA,#AAH
MOV TA,#55H
MOV CHPCON,#83H
; SOFTWARE RESET. CPU will restart from APFLASH0
ERROR_64K:
DJNZ R4,UPDATE_64K
.
.
.
.
; IF ERROR OCCURS, REPEAT 3 TIMES.
; IN-SYST PROGRAMMING FAIL, USER’S PROCESS TO DEAL WITH IT.
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Publication Release Date: June 30, 2009
Revision A10