main.c

用于Slave I2C得读写,此代码针对特定得芯片,但对其他得芯片也有借鉴作用.

/**********************************************************
*File: main.c
*Content: Test I2C interface of 24AA256

*data:   03/18/2006       Eric    V0.1
* Copyright (c) 2005 Fameg, Inc. All rights reserved
***********************************************************/
#define ALLOCATE_EXTERN

#include "DP8051.h"
#include "intrins.h"
#include "FS7822.h"
#include "I2C.h"

xdata BYTE writedata[40] = { 0xA5,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,\
                             0xBB,0xBA,0xCC,0xDD,0xEE,0xFF,0xAB,0xBC,0xCD,0xDE,\
                             0xBB,0xBA,0xCC,0xDD,0xEE,0xFF,0xAB,0xBC,0xCD,0xDE,\
                             0xBB,0xBA,0xCC,0xDD,0xEE,0xFF,0xAB,0xBC,0xCD,0xDE};
xdata BYTE readdata[40];
xdata BYTE wreaddata[20]= {0xA5,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,\
                         0xBB,0xBA,0xCC,0xDD,0xEE,0xFF,0xAB,0xBC,0xCD};
xdata BYTE readI2C[20];
#define TX_DONEINT  0x02
main()
{
     WORD i;
     InitCPU();
     I2c_Init(0);
      WriteMasterCode();
     WriteData(writedata) ;
     ReadData(readdata);
     for(i=0;i<30000;i++);   
}