Aaeon TKS-G21-CV05 Manual do Utilizador descarregar pdf (Página 60)

Embedded Box TKS-G21-CV05

Appendix C Digital I/O C-5

begin:

mov cl,01h

mov al,80h

call CT_I2CWriteByte

call Delay5ms

mov al,00h

mov cl,20h

call CT_I2CWriteByte

mov cl,22h

call CT_I2CReadByte

;Input : CL - register index

; CH - device ID

;Output : AL - Value read

Ct_I2CReadByte Proc Near

mov ch,06eh

mov dx, 0f000h + 00h ; Host Control Register

mov al, 0ffh ; Clear previous

commands

out dx, al

1 2 ... 55 56 57 58 59 60 61 62 63 64

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