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这是一个楼禁门宇系统的程序，经过调试仿真，结果良好，但是有待改进(This is a building ban door-yu system procedures, after debugging emulator with good results, but could be improved)

c51单片机实现GPS数据接受并通过数码管显示时间(c51 achieve single-chip GPS data receive and display digital time)

计算血压，根据特定的滤波算法，进行血压计算，得出高压，低压，平均压。(Calculation of blood pressure)

ST7789S-G4A的初始化代码，该IC能够零电容实现2.8寸TFT屏驱动(ST7789S-G4A initialization code, the IC can achieve zero capacitance drive 2.8 inch TFT screen)

步进电机解码红外控制，能够实现红外与步进电机完美控制！(Stepper motor control decoding Infrared, Infrared and stepper motor to achieve perfect control!)

教室智能照明系统，通过红外判断人流，从而开启教室中的照明灯。(Classroom intelligent lighting system, to determine flow through the infrared to open the classroom lights.)

基于51单片机的AD7705的调试程序 经验证很好用 和大家一起分享(51 Microcontroller based debugger AD7705 with proven good to share with everyone)

太阳能光伏发电系统，其中包括太阳能电池的建模及其控制策略(Solar photovoltaic systems, solar cells, including modeling and control strategy)

说明：  PE4302正点原子minif103的驱动代码，串行模式，使用请将P/S口接到高电平（最好直接接到单片机3.3V输出口）(Driver code of minif103 of PE4302 punctual atom, serial mode, please connect P/S port to high level (preferably directly to MCU 3.3V output port))

Analog Device公司多功能输出DAC AD5412、AD5422官方例程(Analog Devices Multifunctional Output DAC AD5412, AD5422 Official Routine)