Aaeon PICO-CV01 Manuel d'utilisateur télécharger pdf (Page 100)

PICO-ITX Board PICO-CV01

Appendix E Electrical Specifications for 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 0xD0 // 0:input, 1: output

#define InputPin 0x00

#define OutputPin 0x01

#define OutputReg 0xD1 // 0:low, 1: high

#define StatusReg 0xD2 // 0:low, 1: high

#define PinLow 0x00

#define PinHigh 0x01

#define Pin1Bit 0x00

#define Pin2Bit 0x01

#define Pin3Bit 0x02

#define Pin4Bit 0x03

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

VOID Main(){

Boolean PinStatus ;

// Procedure : AaeonReadPinStatus

// Input :

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

// Output :

// InputStatus :

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

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

PinStatus = AaeonReadPinStatus(Pin3Bit);

1 2 ... 95 96 97 98 99 100 101 102 103

Pas de commentaire

Aaeon PICO-CV01 Manuel d'utilisateur Page 100