Portwell ROBO-8113VG2AR, Руководство пользователя

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ROBO-8113VG2AR
Copyright © Portwell 2016 ROBO-8113VG2AR User's Guide 31
4.2 GPIO Signal
#Define GPCR 0x2B //GPIO Counter Register, Bit7 = GPIO7, Bit6 = GPIO6, ..., 0: Output; 1: Input
#Define GPDR 0x2C //GPIO Data Register, Bit7 = GPIO7, Bit6 = GPIO6, ..., 0: Low; 1: High
VOID Write_EC_SRAM(UINT8 Offset,UINT8 Value){
IoWrite8(Offset,Value);
}
Byte Read_EC_SRAM(UINT8 Offset){
IoRead8(offset,Value);
return Value;
}
void GPIO()
{
int Temp;
// Get GPIO data
Temp = Read_EC_SRAM(GPDR);
// Set GPIO7 High
Temp |= 0x80;
Write_EC_SRAM(GPDR,Temp); //Bit7: GPIO7 status, 0: Low 1: High
}