This submission enables MATLAB to access onboard Sensors on iPhone and iPad. With this submission, you can access a mobile device’s accelerometer, magnetometer, location, orientation and compass information directly from MATLAB running on your comput

iPhone GPS and 指南针数据读取程序源代码 开发环境环境（Mac OS X Lion 10.7.3 + Xcode 4.2.1 + iOS SDK 5.0）-iPhone GPS and compass data read program source code Development Environment (Mac OS X Lion 10.7.3+ Xcode 4.2.1+ iOS SDK 5.0)

一份介绍手机电子罗盘原理的文档，值得研究借鉴。-An introductory phone electronic compass principles document.

With radstudio xe6 yu can use the compass and gps under iphone or android .. uploaded by pedro sidi larbi sabra tlemcen alg