ROHS ITX-i2705, Руководство пользователя

Страница: 79 / 84

- 72 -
Appendix
- 72 -
mov AX, 2Eh
mov DX, AX
mov AL, 30h
out DX, AL ; select CR30
mov AL, 01h
inc DX
out DX, AL ; update CR30 to 01h
;--
mov AX, 2Eh
mov DX, AX
mov AL, 0F0h
out DX, AL ; select CRF0
mov AL, 00h
inc DX
out DX, AL ; set CRF0=00h, output
;--
mov AX, 2Eh
mov DX, AX
mov AL, 0F5h
out DX, AL ; select CRF5, WDT Timer unit
mov AL, 00h ; bit2 =0 ->second ; bit2 =1 -> minute
inc DX
out DX, AL ; update CRF5 bit2 to 00h
;--
mov AX, 2Eh
mov DX, AX
mov AL, 0F6h
out DX, AL ; select CRF6, WDT Timer
mov AL, 05h
inc DX
out DX, AL ; update CRF6 to 5 unit
;---
mov AX, 2Eh
mov DX, AX
mov AL, AAh
out DX, AX
;-- end