auditing-freebsd_21

矩阵式键盘的控制，已通过Keil检测，包含四个源文件(matrix keyboard control, has passed Keil detection, the source document contains 4)

基于80c51的电子时钟，用8个数码管显示时间年月日(80c51 based electronic clock, with 8 years on digital display time)

说明：  通过stm32控制舵机转动相应的角度，非精确调角(Control steering gear rotation by stm32)

适合初学者用的，对象编程。初学者交流之用。(Programming for beginners to use, object. A beginner.)

此程序是带回路断电报警功能的防盗器，当电门锁被强制打开和电瓶主电源线被剪断时会发出连续的报警。(This program is back to the way of power outage alarm alarm, when the main electric door lock was forced open and battery power cord was cut off when the continuous alarm.)

高速公路电缆防盗技术的研究与发展方向，详细介绍目前的电缆防盗技术的研究现状，值得研究的技术(Research and development direction of the highway cable anti-theft technology, detailing the current status of research of cable theft technology, technology worthy of study)

说明：  基于stm32f103c8t6单片机串口1与串口3实现透传(Single-chip Serial Port 1 and Serial Port 3 Transmission Based on stm32f103c8t6)

THIS IS A TEST SYSTEM FOR DIFFERENTIAL PROTECTION IN PSCAD

带参数子程序控制LED闪烁，适合单片机初学者(Subroutine with parameter control LED flashes, suitable for beginners SCM)

说明：  该程序可用于STM32进行AD采样，可用于电子设计大赛子程序，或者机器人开发(This program can be used in STM32 for AD sampling, electronic design contest subroutine, or robot development.)