基于c8051f340的电子罗盘测量旋转角度的程序，运用IIC总线来与电子罗盘进行通信，可以检测到0到360度，数据较为稳定-Electronic compass based on c8051f340 measure the rotation Angle of application, using IIC bus to communicate with electronic compass, can detect 0 to 360 degrees, the data are stable