W78E054D Datasheet, PDF (82/89 Pages) List of Unclassifed Manufacturers – 8-bit microcontroller

W78E054D/W78E052D Data Sheet
;**************************************************************************
Program_Verify_APROM:
mov
SFRCN,#PROGRAM_VERIFY_ROM
mov
DPTR,#0000h
mov
B,#055h
rd_lp:
mov
TH0,#HIGH(65536-READ_TIME)
mov
TL0,#LOW (65536-READ_TIME)
mov
SFRAL,DPL
mov
SFRAH,DPH
setb TR0
mov
CHPCON,#00000011b
clr
TF0
clr
TR0
mov
A,SFRFD
cjne A,B,Program_Fail
mov
A,B
cpl
A
mov
B,A
inc
DPTR
mov
R0,DPL
cjne R0,#LOW (APROM_END_ADDRESS),rd_lp
mov
R1,DPH
cjne R1,#HIGH(APROM_END_ADDRESS),rd_lp
ret
Program_Fail:
mov
P1,#03h
sjmp $
;**************************************************************************
;* PROGRAMMING COMPLETLY, SOFTWARE RESET CPU TO APROM
;**************************************************************************
Software_Reset:
MOV
CHPCON,#081h ;CHPCON=081h, SOFTWARE RESET to APROM.
sjmp $
end
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Publication Release Date: Jun 9, 2015
Revision A13