广州周立功单片机发展有限公司Tel:(020)3873097638730977Fax:38730925http://www.zlgmcu.comI2C总线规范目录1序言........................................................................................................................31.1版本1.0-1992....................................................................................................................31.2版本2.0-1998....................................................................................................................31.3版本2.1-2000....................................................................................................................321.4购买Philips的IC总线元件..............................................................................................322IC总线使设计人员和厂商都得益..........................................................................32.1设计人员的得益.................................................................................................................42.2厂商的得益.........................................................................................................................523介绍IC总线规范...................................................................................................624IC总线的概念.......................................................................................................65总体特征.................................................................................................................76位传输.....................................................................................................................76.1数据的有效性.....................................................................................................................76.2起始和停止条件.................................................................................................................87传输数据.................................................................................................................97.1字节格式.............................................................