Aaeon ACP-1103 Owner's Manual

Contents

Aaeon ACP-1103 Owner's Manual Manual pdf 89 page image

M u l t i - T o u c h P a n e l P C A C P - 1 1 0 3Appendix A Programming the Watchdog Timer A-3A.2 Watchdog Sample Program******************************************************************************// WDT I/O operation relative definition (Please reference to Table 1)#define WDTAddr 0xA00 // WDT I/O base addressVoid WDTWriteByte(byte Register, byte Value);byte WDTReadByte(byte Register);Void WDTSetReg(byte Register, byte Bit, byte Val);// Watch Dog relative definition (Please reference to Table 2)#define DevReg 0x00 // Device configuration register#define WDTRstBit 0x80 // Watchdog WDTRST# (Bit7)#define WDTRstVal 0x80 // Enabled WDTRST##define TimerReg 0x05 // Timer register#define PSWidthBit 0x00 // WDTRST# Pulse width (Bit0:1)#define PSWidthVal 0x01 // 25ms for WDTRST# pulse#define PolarityBit 0x02 // WDTRST# Signal polarity (Bit2)#define PolarityVal 0x00 // Low active for WDTRST##define UnitBit 0x03 // Unit for timer (Bit3)#define ModeBit 0x04 // WDTRST# mode (Bit4)#define ModeVal 0x01 // 0:level 1: pulse#define EnableBit 0x05 // WDT timer enable (Bit5)#define EnableVal 0x01 // 1: enable#define StatusBit 0x06 // WDT timer status (Bit6)#define CounterReg 0x06 // Timer counter register****************************************************************************************************************************************************VOID Main(){// Procedure : AaeonWDTConfig// (byte)Timer : Counter of WDT timer.(0x00~0xFF)// (boolean)Unit : Select time unit(0: second, 1: minute).AaeonWDTConfig(Counter, Unit);// Procedure : AaeonWDTEnable