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SPI 的代码
spi.c
//-------------------------------------------------------------------------
#include
#include
#include "spi.h"
//----------------------------------------------------------
spi.h
//-------------------------------------------------------------------------
// SPI interface initializer
void spiInit(void);
//----------------------------------------------------------------------
spi.c
#include
#include "2410addr.h"
#include "2410lib.h"
#include "spi.h"
#include "def.h"
#define spi_count 0x80
#define SPI_BUFFER _NONCACHE_STARTADDRESS
void __irq Spi_Int(void);
spi.err
"spi.c", line 98: Warning: C2917W: no side effect in void context: 'unary *'
"spi.c", line 154: Warning: C2870W: variable 'i' declared but not used
"spi.c", line 186: Warning: C2892E: signed c
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.asm
;*********************** SPI.ASM V1.1 ****************************
; INCLUDE 'POWER MODEM' RECIEVE AND TRANSLATE (1:1)
; Program by WAYNE of SUNRISE Technology Limited
;
spi.c
//"首先定义好IO口
sbit sck=P1^0;
sbit si=P1^1;
sbit so=P1^2;
//"通用SPI串口模拟程序 byte=unsigned char
byte spi(byte x)
{ byte i,j;
j=sck=0;so=1;
for(i=0;i