Aaeon PFM-HDS Manual de usuario descargar pdf (Pagina 103)

PC/104 Module PFM-HDS

Appendix E Digital I/O Ports E -6

// 0: Digital I/O Pin level is low

// 1: Digital I/O Pin level is High

PinStatus = AaeonReadPinStatus(

Pin3Bit);

// Procedure : AaeonSetOutputLevel

// Input :

// Example, Set Digital I/O Pin 2 to high level

AaeonSetOutputLevel(

Pin2Bit, PinHigh);

}

**************************************************************************

Boolean

AaeonReadPinStatus(byte PinBit){

Boolean PinStatus ;

PinStatus = SIOBitRead(

DIOLDN, StatusReg, PinBit);

Return PinStatus ;

}

VOID

AaeonSetOutputLevel(byte PinBit, byte Value){

ConfigDioMode(

PinBit, OutputPin);

SIOBitSet(

DIOLDN, OutputReg, PinBit, Value);

}

**************************************************************************

******

**************************************************************************

******VOID

SIOEnterMBPnPMode(){

IOWriteByte(SIOIndex, 0x87);

}

VOID

SIOExitMBPnPMode(){

IOWriteByte(SIOIndex, 0xAA);

}

VOID

SIOSelectLDN(byte LDN){

IOWriteByte(SIOIndex, 0x07); // SIO LDN Register Offset = 0x07

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Aaeon PFM-HDS Manual de usuario Pagina 103