spi_soft.h

脱机ISP编程器

/*
  isp.h - part of USBasp

  Autor..........: Thomas Fischl <[e-mail]> 
  Description....: Provides functions for communication/programming
                   over SPI interface
  Licence........: GNU GPL v2 (see Readme.txt)
  Creation Date..: 2005-02-23
  Last change....: 2007-07-23
*/
//---------------------------------------------------------------------------
/*-------------------------------------------------
  Modify.........: avenbbs([e-mail])
  Last change....: 2008-9-28
--------------------------------------------------*/
#ifndef __SPI_SW_h_included__
#define	__SPI_SW_h_included__


/* read an write a byte from isp using software (slow) */
unsigned char spiSWTransmit(unsigned char send_byte);

void spiSW_init(void);

#endif /* __SPI_SW_h_included__ */