spi.h

nRF24E1多发单收

// spi.h

/***********************************************************************
 *
 *    Author: Greg Hunter
 *    Company: UTS
 *    Filenames:      spi.h, spi.c
 *    Date:           2007/9/6
 *    File Version:   0.01
 *    Other Files Required: 
 *    Tools Used: Micro-IDE        -> 2.16m
 *                SDCC C Compiler  -> 2.5
 *
 *    Devices Supported:
 *                nRF24E1
 *
 ***********************************************************************
 *
 * Description:
 *  Routines to configure and run the spi interface
 *
 **********************************************************************/

#ifndef Spi_h
#define Spi_h

// C API for spi.c

void SpiRadio(void);  // Initialising routine to connect spi to radio
unsigned char SpiReadWrite(unsigned char b);    // send and receive byte on spi bus
void SpiReadBuf(unsigned char* buf, unsigned char n); // read n characters into buffer starting at *buf
void SpiWriteBuf(unsigned char* buf, unsigned char n); // write n characters from buffer starting at *buf
void SpiReadWriteBuf(unsigned char* TXbuf, unsigned char* RXbuf, unsigned char n); //read and write together

#endif