Portwell ROBO-8115VG2AR, User Manual

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ROBO-8115VG2AR
Copyright © Portwell 2021 ROBO-8115VG2AR User's Guide 42
void Write_EC_SRAM(int offset, int value)
{
outb_p(value,EC_offset);
}
int main (int argc, char ** argv)
{
int Temp;
// Initial
if(iopl(3)!=0){
printf("error: I/O Permission Error!\n");
return 1;
}
// Get GPI status
Temp = Read_EC_SRAM(GPDR); //Bit3-0: GPI3-0 status
// Set GPO4 Output & High
Temp = Read_EC_SRAM(GPDR);
Write_EC_SRAM(GPDR,Temp|0x80); //Bit7-4: Set GPO3-0 status, 0: Low 1: High
return 0;