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SPI 的代码
spi.c
#include
unsigned char combuf[9];
//unsigned char wr_combuf[8];
bit timeover_flag=0;
bit receive_ren=0;
unsigned char counter = 0;
void init_spi()
{
PCON = 0x00; //smod = 0
TMOD
spi.lst
C51 COMPILER V8.02 SPI 07/25/2007 14:04:26 PAGE 1
C51 COMPILER V8.02, COMPILATION OF MODULE SPI
OBJECT MODULE PLACED IN spi
spi.h
//---------------------------------------------------------------------------
#ifndef spiH
#define spiH
//---------------------------------------------------------------------------
#include
spi.c
#include "STC89C51RC.H"
#include "RT12864M.H"
#include "SPI.H"
unsigned char ReadOneChar()
{
unsigned char onedata=0;
unsigned char i;
for(i=0;i
spi.h
#define MISO P25
#define SCLK P32
extern unsigned char ReadNum;
extern unsigned char FChinese[16];
extern unsigned char FChinese1[6];
extern unsigned char ReadNum;
unsigned char ReadOneChar(
spi.lst
C51 COMPILER V7.07 SPI 10/04/2007 14:20:28 PAGE 1
C51 COMPILER V7.07, COMPILATION OF MODULE SPI
OBJECT MODULE PLACED IN SPI
spi.c
#include "SPI.h"
unsigned char DATA_BUF;
#define DATA7 ((DATA_BUF&BYTE_BIT7) != 0)
#define DATA0 ((DATA_BUF&BYTE_BIT0) != 0)
//sbit flag =DATA_BUF^7; //考虑到某些不支持 sbit 类型
//sbit flag1 =DATA_BU
spi.h
#ifndef SPI_H
#define SPI_H
/*
*********************************************************************
修改:
使遵循 C51工程及代码规范-V0.31
增加引脚输入/输出配置 SpiInit (for ATmega48)
使能DDR功能,默认 1:输出 0:输入
**