IBASE Technology ET976, Руководство пользователя

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50
ET976 Series User’s Manual
}
//Program related DIO settings
VOID F81804DioInit(){
F8104ProgramRegister(0x27, 0xF2, 0x00); //Set GPIO00, GPIO04 default input
F8104ProgramRegister(0x2C, 0xEE, 0x11);
F8104ProgramRegister(0x27, 0xF2, 0x0C); //Set GPIO16, GPIO17 default
input
F8104ProgramRegister(0x2A, 0x88, 0);
F8104ProgramRegister(0x07, 0x00, 0x06); //LDN=0x06
F8104ProgramRegister(0x30, 0xFE, 0x01);
F8104ProgramRegister(0xF0, 0xEE, 0);
F8104ProgramRegister(0xE0, 0x3F, 0);
F8104ProgramRegister(0x27, 0xF2, 0x0C); //GPIO91-94, Output enable and
default high
F8104ProgramRegister(0x2C, 0xE1, 0x1E);
F8104ProgramRegister(0x98, 0xE1, 0x1E);
}
VOID F8104ProgramRegister(
UINT8 Register,
UINT8 AndData,
UINT8 OrData){
UINT8 temp;
IoWrite8(F81804_CONFIG_INDEX, Register);
temp = IoRead8(F81804_CONFIG_DATA);
temp &= AndData;
temp |= OrData;
IoWrite8(F81804_CONFIG_DATA, temp);
}
VOID F8104EnterConfig(){
IoWrite8(F81804_CONFIG_INDEX,
F81804_CONFIG_MODE_ENTER_VALUE);
IoWrite8(F81804_CONFIG_INDEX,
F81804_CONFIG_MODE_ENTER_VALUE);
}
VOID F8104ExitConfig(){
IoWrite8(F81804_CONFIG_INDEX, F81804_CONFIG_MODE_EXIT_VALUE);
}