转载:http://washion2008.blog.163.com/blog/static/144227201001711537158/ 在ubuntu中,mii-tool 是属于net-tools包. 命令格式:mii-tool [vVrRFwl] media [interface]-v, --verbose more verbose output 显示网络接口的信息:-R, --reset reset MII to poweron state
1.I2C协议个. 2.1 I2CADR 地址寄存器CPU也可以是I2C的Slave,CPU的I2C地址有 I2CADR指定 2.2 I2CFDR 频率设置寄存器The serial bit clock frequency of SCL is equal to the CCB clock divided by the divider.用来设置I2C总线频率2.3 I2CCR 控制寄存器MEN: Module Enable. 置1时,I2C模块使能MIEN:Module Interrupt