Aaeon EMB-QM87A Manual de usuario descargar pdf (Pagina 113)

Mini-ITX EMB-QM87A

Appendix E Electrical Specifications for I/O Ports D-9

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Boolean

SIOBitRead(byteLDN,byteRegister,byteBitNum){

 ByteTmpValue;



 SIOEnterMBPnPMode();

SIOSelectLDN(LDN);

IOWriteByte(SIOIndex,Register);

TmpValue=IOReadByte(SIOData);

 TmpValue&=(1<<BitNum);

 SIOExitMBPnPMode();

 If(TmpValue==0)

Return0;

 Return1;

}

VOID

ConfigToOutputMode(byteLDN,byteRegister ,byteBitNum){

 ByteTmpValue,OutputEnableReg;



 OutputEnableReg=Register‐1;

 SIOEnterMBPnPMode();

SIOSelectLDN(LDN);

IOWriteByte(SIOIndex,OutputEnableReg);

TmpValue=IOReadByte(SIOData);

TmpValue|=(1<<BitNum);

IOWriteByte(SIOData,OutputEnableReg);

SIOExitMBPnPMode();

}

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Aaeon EMB-QM87A Manual de usuario Pagina 113