这是我用c8051f020 的smbus 写的双机通讯实验程序，内容简单易懂还有 程序中用到的串口程序如有兴趣，可到新浪博客“血狼王”的博客查看-This is I use the smbus wrote c8051f020 double machine communication experiment procedure, content easy to understand and use of serial program in the program if you are interes