Wiegand_led

说明：  32位单片机HR8P506上运行FreeRTOS，HR8P506是一款Cortex-m0内核的国产单片机，支持2.5-5.5V的宽电压，36KB Flash和8KB SRAM能够满足绝大多数的应用开发。(32-bit MCU HR8P506 runs FreeRTOS. HR8P506 is a domestic MCU with cortex-m0 kernel, which supports a wide voltage of 2.5-5.5v, 36KB Flash and 8KB SRAM which can meet most application development.)

circuir Led drive by 220V

stm32的usart1和usart3配置为串口通信，均用中断实现串口接收。(stm32 usart1 and usart3 configured for serial communication, both with the serial port receive interrupt achieve.)

基于STM32F103C8T6的开关量和模拟量的采集(Acquisition of switching quantity and analog quantity based on STM32F103C8T6)

stm8s005K6的高质量delay函数，用汇编写的。(stm8s asm delay function)

18年电赛TI杯无线充电车所有文件（包括代码及PCB）(All documents (including code and PCB) of TI Cup Wireless Charging Vehicle in the 18-year tournament)

MLX90614_430非接触式红外温度传感器，代码亲测有效可用正常使用 MSP430G2553(MLX90614_430 non-contact infrared temperature sensors, the code effective pro-test available normal use MSP430G2553)

说明：  对lcd1602屏的一些常见问题作出解释，并附上一段51单片机驱动lcd1602代码(Explain some common problems of LCD 1602 screen, and attach a section of LCD 1602 code driven by 51 single chip computer.)

本程序是芯片AT45DB041B的ISP的模拟编程，是一个比较实用的程序，推荐大家看看。(This program is the chip AT45DB041B ISP s analog programming, is a more practical procedure, we recommend a look.)

AD7746 用51测试来获取最小电容~(use 51 measure AD7746)