Aaeon AEC-6930, Руководство пользователя

Страница: 52 / 58

E m b e d d e d C o n t r o l l e r A E C - 6 9 3 0
Appendix A Programming the Watchdog Timer A-5
A.4 F75111 Watchdog Timer Initial Program
. .MODEL SMALL
.CODE
Main:
push cx
mov al, 20h ;Enable WDT(Value to write)
mov cl, 01h ;F75111 register index
mov ch, 6eh ;(Serial Bus address 0x6E)
call Ct_I2CWriteByte
mov al, 01h ;Indicate WDTOUT10 is occurred
mov cl, 34h ;F75111 register index
mov ch, 6eh ;6eh (Serial Bus address 0x6E)
call Ct_I2CWriteByte
mov al, 83h ;Enable WDTOUT10 Output Timer:3 seconds
mov cl, 35h ;F75111 register index
mov ch, 6eh ;6eh (Serial Bus address 0x6E)
call Ct_I2CWriteByte
pop cx
ret
Ct_I2CWriteByte Proc Near