Aaeon PFM-HDS Manual de usuario descargar pdf (Pagina 102)

PC/104 Module PFM-HDS

Appendix E Digital I/O Ports E -5

E.4 Digital I/O Sample Program

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

// SuperIO relative definition (Please reference to Table 2)

#define SIOIndex 0x2E

#define SIOData 0x2F

#define DIOLDN 0x06

IOWriteByte(byte IOPort, byte Value);

IOReadByte(byte IOPort);

// DIO relative definition (Please reference to Table 3)

#define DirReg 0x88 // 0:input, 1: output

#define InputPin 0x00

#define OutputPin 0x01

#define OutputReg 0x89 // 0:low, 1: high

#define StatusReg 0x8A // 0:low, 1: high

#define PinLow 0x00

#define PinHigh 0x01

#define Pin1Bit 0x00

#define Pin2Bit 0x01

#define Pin3Bit 0x02

#define Pin4Bit 0x03

#define Pin5Bit 0x04

#define Pin6Bit 0x05

#define Pin7Bit 0x06

#define Pin8Bit 0x07

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

VOID

Main(){

Boolean PinStatus ;

// Procedure : AaeonReadPinStatus

// Input :

// Example, Read Digital I/O Pin 3 status

// Output :

// InputStatus :

1 2 ... 97 98 99 100 101 102 103 104 105

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Aaeon PFM-HDS Manual de usuario Pagina 102