isp.h

脱机ISP编程器

/*
  isp.h - part of USBasp

  Autor..........: Thomas Fischl <[e-mail]> 
  Description....: Provides functions for communication/programming
                   over ISP interface
  Licence........: GNU GPL v2 (see Readme.txt)
  Creation Date..: 2005-02-23
  Last change....: 2007-07-23
*/
/*Modify: avenbbs([e-mail])*/

#ifndef __isp_h_included__
#define	__isp_h_included__

#include <avr/io.h>

#ifndef uchar
#define	uchar	unsigned char
#endif


/* Prepare connection to target device */
void ispConnect();

/* Close connection to target device */
void ispDisconnect();

/* read an write a byte from isp using software (slow) */
uchar ispTransmit_sw(uchar send_byte);

/* read an write a byte from isp using hardware (fast) */
uchar ispTransmit_hw(uchar send_byte);

/* enter programming mode */
uchar ispEnterProgrammingMode();

/* read byte from eeprom at given address */
uchar ispReadEEPROM(unsigned int address);

/* write byte to flash at given address */
uchar ispWriteFlash(unsigned long address, uchar data, uchar pollmode);

uchar ispFlushPage(unsigned long address, uchar pollvalue);

/* read byte from flash at given address */
uchar ispReadFlash(unsigned long address);

/* write byte to eeprom at given address */
uchar ispWriteEEPROM(unsigned int address, uchar data);

/* pointer to sw or hw transmit function */
uchar (*ispTransmit)(uchar);

/* set SCK speed. call before ispConnect! */
void ispSetSCKOption(uchar sckoption);

unsigned char read_fuse(void);
unsigned char read_lockbit(void);
unsigned char erase_chip(void);
unsigned char read_id(void);
void write_page_cache(unsigned char *pt,unsigned char chiptype);
void write_page_flash(uint32_t address);
void pro_page_1by1(unsigned char chiptype,unsigned long buf_cnt);
unsigned char write_fuse(unsigned char low,unsigned char high,unsigned char ext);
unsigned char write_lockbit(unsigned char data);
unsigned char reset_avr(void);
void isp_init(void);

#endif /* __isp_h_included__ */