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參數資料
型號: W79E201A16PN
廠商: WINBOND ELECTRONICS CORP
元件分類: 微控制器/微處理器
英文描述: 8-BIT MICROCONTROLLER
中文描述: 8-BIT, FLASH, 16 MHz, MICROCONTROLLER, PQCC44
封裝: ROHS COMPLIANT, PLASTIC, LCC-44
文件頁數: 82/87頁
文件大?。?/td> 818K
代理商: W79E201A16PN
W79E201
- 82 -
;************************************************************************
;* 64K AP Flash EPROM MAIN PROGRAM
;************************************************************************
ORG
100H
MAIN_64K:
MOV
A,P1
; SCAN P1.0
ANL
A,#01H
CJNE
A,#01H,PROGRAM_64K ; IF P1.0 = 0, ENTER IN-SYSTEM PROGRAMMING MODE
JMP
NORMAL_MODE
PROGRAM_64:
MOV
TA, #AAH
; CHPCON register is written protect by TA register.
MOV
TA, #55H
MOV
CHPCON, #03H ; CHPCON = 03H, ENTER IN-SYSTEM PROGRAMMING MODE
MOV
SFRCN, #0H
MOV
TCON, #00H
; TR = 0 TIMER0 STOP
MOV
IP, #00H
; IP = 00H
MOV
IE, #82H
; TIMER0 INTERRUPT ENABLE FOR WAKE-UP FROM IDLE MODE
MOV
R6, #F0H
; TL0 = F0H
MOV
R7, #FFH
; TH0 = FFH
MOV
TL0, R6
MOV
TH0, R7
MOV
TMOD, #01H
; TMOD = 01H, SET TIMER0 A 16-BIT TIMER
MOV
TCON, #10H
; TCON = 10H, TR0 = 1,GO
MOV
PCON, #01H
; ENTER IDLE MODE FOR LAUNCHING THE IN-SYSTEM
PROGRAMMING
;************** ******************************************************************
;* Normal mode 64KB AP Flash EPROM program: depending user's application
;********************************************************************************
NORMAL_MODE:
.
; User's application program
.
.
.
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