?? jtag.h
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#ifndef __JTAG_H__
#define __JTAG_H__
#include "ppt.h"
#define LOW '0'
#define HIGH '1'
// Pin Connections
// TCK :DATA[0] (2)
// TDI :DATA[1] (3)
// TMS :DATA[2] (4)
// TDO :STATUS[7] (11)
#define TCK_H 0x01
#define TDI_H 0x02
#define TMS_H 0x04
#define TCK_L 0x00
#define TDI_L 0x00
#define TMS_L 0x00
#define JTAG_SET(value) OutputPpt(value)
#define JTAG_GET_TDO() ( (InputPpt()&(1<<7)) ? LOW:HIGH ) //STATUS7 is read inverted.
// JTAG Instruction Definition for S3C2410
#define EXTEST "0000" //LSB...MSB
#define BYPASS "1111"
#define IDCODE "0111"
#define SAMPLE_PRELOAD "1100"
extern int delayLoopCount;
void JTAG_ReadId(void);
void JTAG_RunTestldleState(void);
void JTAG_ShiftIRState(char *wrIR);
void JTAG_ShiftDRState(char *wrDR, char *rdDR);
void JTAG_ShiftDRStateNoTdo(char *wrDR);
void Delay(int count);
#endif //__JTAG_H__
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