gprs

罗盘模块HMC5883L驱动程序。通过I2C接口和单片机通信 ，可准确读出和北极的夹角。(A compass module HMC5883L driver.Through the I2C interface and the single chip microcomputer communication, can accurately read and Angle of the arctic.)

用于计算格林函数的，电源产生的电场的，在计算点此领域是个非常重要的公式。。。(Green' s function for calculating the power generated by the electric field, in the field of computing Click here is a very important formula. . .)

简单实现呼吸灯功能，希望能帮到有需要的人，也希望各个大佬纠错(Simple realization of breathing lamp function)

说明：  stm32FOC电机控制程序，使用FOC2.0的库，通过配置后可用于无刷直流电机、永磁同步电机矢量控制(STm32FOC motor control program, using FOC2.0 library, can be used for brushless DC motor, permanent magnet synchronous motor vector control after configuration.)

基于ADI公司的DDS芯片AD9850的数字信号发生器源程序(ADI AD9850 DDS chip-based digital signal generator source)

此资料包括LTC68xx驱动库、arduino开发BMS资料及其他资料介绍，此开发资料主要用于BMS系统开发，主要是LTC6811的使用（带C库文件及芯片datasheet），只验证了LTC6811库驱动(This information includes LTC68xx driver library, Arduino development BMS data and other information. This development information is mainly used for BMS system development, mainly for the use of LTC6811 (with C library files and chip data sheet), which only verifies the LTC6811 library driver.)

单片机开发的最基础教程，适合初学者开发学习用途(MCU development of the most basic tutorial for beginners learning purposes)

实时时钟芯片DS12887特点与应用源程序，用C语言编写。(DS12887 real time clock chip features and application source code, using C language.)

实现了多功能电子定时器，包括计时，99秒倒计时和定时等功能。(Realize multi-function electronic timer, including the timing, 99 seconds countdown timer functions.)

485通讯程序，用的TXT写的程序，改为.C的后缀就可以了(485 communications procedures, used to write procedures TXT changed. C suffix can be a)