HackRF-Treasure-Chest/Software/portapack-mayhem/hackrf/firmware/common/xapp058/ports.h
2022-09-22 09:26:57 -07:00

34 lines
1.1 KiB
C

/*******************************************************/
/* file: ports.h */
/* abstract: This file contains extern declarations */
/* for providing stimulus to the JTAG ports.*/
/*******************************************************/
#ifndef ports_dot_h
#define ports_dot_h
#include "cpld_jtag.h"
/* these constants are used to send the appropriate ports to setPort */
/* they should be enumerated types, but some of the microcontroller */
/* compilers don't like enumerated types */
#define TCK (short) 0
#define TMS (short) 1
#define TDI (short) 2
/* set the port "p" (TCK, TMS, or TDI) to val (0 or 1) */
extern void setPort(jtag_gpio_t* const gpio, short p, short val);
/* read the TDO bit and store it in val */
extern unsigned char readTDOBit(jtag_gpio_t* const gpio);
/* make clock go down->up->down*/
extern void pulseClock(jtag_gpio_t* const gpio);
/* read the next byte of data from the xsvf file */
extern void readByte(unsigned char *data);
extern void waitTime(jtag_gpio_t* const gpio, long microsec);
#endif