Introduction - If you have any usage issues, please Google them yourself
Three-dimensional acceleration sensor on the MMA7455 some of the information, the information there: 1.MMA7455 the DataSheet 2. An official application note AN3468 3.AVR IIC routines 4.lpc921 IIC routines 5. There is also a MMA7455 Chinese user manual acceleration module, the content of relatively small, could not understand English friends can see.