W78E58B Winbond, W78E58B Datasheet - Page 31

• Manufacturer Part Number: W78E58B
• Description: 8 BIT MICROCONTROLLER
• Manufacturer: Winbond

READ_VERIFY_32K:
;******************************************************************************
;* PROGRAMMING COMPLETLY, SOFTWARE RESET CPU
;******************************************************************************
ERROR_32K:
CJNE R2, #0H, READ_VERIFY_32K
INC R1
MOV SFRAH, R1
MOV SFRAL, R2
MOV TCON, #10H
MOV PCON, #01H
INC R2
MOVX A, @DPTR
INC DPTR
CJNE A, SFRFD, ERROR_32K
CJNE R1, #80H, READ_VERIFY_32K
MOV CHPENR, #87H
MOV CHPENR, #59H
MOV CHPCON, #83H
DJNZ R4, UPDATE_32K
.
.
.
.
Headquarters
No. 4, Creation Rd. III,
Science-Based Industrial Park,
Hsinchu, Taiwan
TEL: [phone]
FAX: [phone]
http://www.winbond.com.tw/
Taipei Office
Neihu Chiu, Taipei, 114,
TEL: [phone]
FAX: [phone]
9F, No.480, Rueiguang Rd.,
Taiwan, R.O.C.
Please note that all data and specifications are subject to change without notice.
All the trade marks of products and companies mentioned in this data sheet belong to their respective owners.
; SFRAL(C4H) = LOW ADDRESS
; TCON = 10H, TR0 = 1,GO
; CHPENR = 87H
; CHPENR = 59H
; CHPCON = 83H, SOFTWARE RESET.
; IF ERROR OCCURS, REPEAT 3 TIMES.
; IN-SYSTEM PROGRAMMING FAIL, USER'S PROCESS TO DEAL WITH IT.
Winbond Electronics Corporation America
2727 North First Street, San Jose,
CA 95134, U.S.A.
TEL: [phone]
FAX: [phone]
Winbond Electronics Corporation Japan
7F Daini-ueno BLDG, 3-7-18
Shinyokohama Kohoku-ku,
Yokohama, 222-0033
TEL: [phone]
FAX: [phone]
- 31 -
Publication Release Date: March 18, 2002
27F, 2299 Yan An W. Rd. Shanghai,
TEL: [phone]
FAX: [phone]
Winbond Electronics (H.K.) Ltd.
Unit 9-15, 22F, Millennium City,
No. 378 Kwun Tong Rd.,
Kowloon, Hong Kong
FAX: [phone]
Winbond Electronics (Shanghai) Ltd.
200336 China
TEL: [phone]
W78E58B
Revision A3