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SPI 的代码
spi.h
#ifndef __SPI_H__
#define __SPI_H__
void Test_Spi_MS_int(void);
void Test_Spi_MS_poll(void);
void Test_Spi_M_Tx_DMA1(void);
void Test_Spi_M_Rx_DMA1(void);
void Test_Spi_S_Tx_DMA1(void);
voi
spi.c
/****************************************************************************
*
*
* TEXAS INSTRUMENTS PROPRIETARY INFORMATION
*
* (c) Copyright, Texas Instruments Incorp
spi.h
/***************************************************************************
*
*
* TEXAS INSTRUMENTS PROPRIETARY INFORMATION
*
* (c) Copyright, Texas Instruments Incorporated, 2003.
spi.h
#ifndef SPI_H
#define SPI_H
#define DIN_GET() AT91F_PIO_IsInputSet(AT91C_BASE_PIOA, AT91C_PIO_PA0)
#define DOUT_H() AT91F_PIO_SetOutput(AT91C_BASE_PIOA, AT91C_PIO_PA1)
#define DOUT_L() AT91
spi.lis
.module SPI.c
.area text(rom, con, rel)
0000 .dbfile D:\ATP_AVR\SPI.c
0000 .dbfunc e spi_init _spi_init fV
spi.s
.module SPI.c
.area text(rom, con, rel)
.dbfile D:\ATP_AVR\SPI.c
.dbfunc e spi_init _spi_init fV
.even
_spi_init::
.dbline -1
.dbline 9
;
;
; #include "public.h"
; #include
spi.c
#include "public.h"
#include
//SPI initialize
// clock rate: 5529498hz
void spi_init(void)
{
SPCR = 0x50; //disable the spi interrupt
//enable spi
//MSB first
spi.h
#ifndef _SPI_H
#define _SPI_H
//****Master SPI 常数配置***************************************/
#define SPIENABLE 1
#define SPIMASTERENABLE 0x02 //SSPM3:SSPM0 =0x02
#d
spi.o
XL
H 1 areas 4 global symbols
M SPI.c
A text size 3C flags 0
dbfile D:\ATP_AVR\SPI.c
dbfunc e spi_init 0 fV
dbline FFFFFFFF 0
dbline 9 0
dbline A 0
dbline 10 4
dbline FFFFFFFE 8
dbline 0 8