W83697HF Datasheet, PDF (144/167 Pages) Winbond – WINBOND I/O

W83697HF/F
;-----------------------------------------------------------------------------------
; Enter the extended function mode ,interruptible double-write |
;-----------------------------------------------------------------------------------
MOV DX,2EH
MOV AL,87H
OUT DX,AL
OUT DX,AL
;-----------------------------------------------------------------------------
; Configurate logical device 1, configuration register CRF0 |
;-----------------------------------------------------------------------------
MOV DX,2EH
MOV AL,07H
OUT DX,AL
; point to Logical Device Number Reg.
MOV DX,2FH
MOV AL,01H
OUT DX,AL
; select logical device 1
;
MOV DX,2EH
MOV AL,F0H
OUT DX,AL
; select CRF0
MOV DX,2FH
MOV AL,3CH
OUT DX,AL
; update CRF0 with value 3CH
;------------------------------------------
; Exit extended function mode |
;------------------------------------------
MOV DX,2EH
MOV AL,AAH
OUT DX,AL
- 135 -
Publication Release Date: Feb. 2002
Revision 0.70