此程序为在Linux操作系统中通过I2C总线驱动，来读取罗盘传感器LSM303（此传感器内含1个加速度计和一个磁场计）的加速度传感器的测量值。这个一个user space程序。-This procedure for the Linux operating system through the I2C bus driver to read the compass sensor LSM303 (This sensor includes an accelerometer and a magnetome

As an essential branch of context awareness, activity awareness, especially daily activity monitoring and fall detection, is important to healthcare for the elderly and patients with chronic diseases. In this paper, a framework for activity awa