说明：  首先根据地磁定向平台功能需求，实现了微处理器模块、惯性测量单元模 块、地磁传感器模块、温度传感器模块、数据存储模块和数据传输模块的硬件 电路设计。该定向平台实现了低功耗、小面积和高可靠的技术需求，具有利于 野外使用和便携的特点。然后根据各部分功能模块的设计，完成了模块的驱动 程序设计，使各个模块可以实现数据采集、传输和存储的基本功能
(First, according to the functional requirements of the geomagnetic orientation platform, the hardware circuit design of the microprocessor module, inertial measurement unit module, geomagnetic sensor module, temperature sensor module, data storage module and data transmission module is implemented. The directional platform realizes the requirements of low power consumption, small area and high reliability, which is convenient for outdoor use and portable. Then according to the design of the functional modules of each part, the driver design of the module is completed, so that each part of the module can realize the basic functions of data acquisition, transmission and storage.)