timer2

超声波测距（5 28线性处理）,测量线性度很高(Ultrasonic Ranging (528 linear processing), high linearity measurements)

大家好，这是关于密码锁的电路图，需要的话可以参考下( 允许输入拉丁字符的拼音 英语 中文(简体) 日语 Hello, everybody, this is a circuit diagram of the combination lock, if necessary, can refer to the following 允许输入拉丁字符的拼音 英语 中文(简体) 日语 Hello, everybody, this is a circuit diagram of the combination lock, if necessary, can refer to the following)

底层调用了PCSC的通信库Winscard，可用于PC上读卡器与智能卡的通信(It calls the underlying communication library Winscard PC can be used on a PC to communicate with the smart card reader)

单片机音频通信9170和9200，接收发送源程序(9170 and 9200 microcontroller audio communication, the receiver sends source)

单片机联网的UIP协议程序，以及必要的驱动程序。(Networked microcontroller UIP agreement procedure, and the necessary drivers.)

MPPT，最大功率跟踪，使用STC12R5608AD作主控芯片。原理图，程序完整。直接烧录即可使用。PCB就不上传了，自己画一下。研究生课程设计的作品(MPPT, MPPT using STC12C5608AD as master chip. Schematics, program integrity. Direct burn to use. PCB not uploaded Kazakhstan, she painted it. Graduate course design work)

基于STM32的压力监控项目，配有2.8寸TFT显示屏，可以实时监控压力曲线，带有数据库功能(Based on the STM32 pressure monitoring project, with 2.8-inch TFT display, real-time monitoring of the pressure curve with database functions)

简单的流水灯程序，另外包括按键控制led灯程序，适合初学者(Simple water lights, led lights additionally includes key control procedures, suitable for beginners)

电子时钟程序，简洁明了，原创请勿抄袭 适用于stc15单片机(Electronic clock program)

CAN (CAN )