duandianshizhong

基于STC12C5A16S2单片机的酒精浓度测试仪，利用乙醇气敏传感器MQ-3监测空气酒精浓度，AT24C02对阈值进行记录。(Based on STC12C5A16S2 microcontroller alcohol tester, the use of ethanol gas sensitive sensor MQ- 3 monitoring air alcohol concentration, AT24C02 threshold value to record. )

使用STM32F103单片机实现的电机调速程序(Use STM32F103 MCU motor speed control procedures)

硬件STM32F407 L298N电机驱动 实现PWM输入电机驱动来实现电子的转速控制(Hardware STM32F407 L298N motor drive Implementing PWM Input Motor Drive to Realize Electronic Speed Control)

单片机发出pwm波并ADC采样，。。利用pid调节占空比(Microcontroller sends out PWM wave and ADC sampling)

用PWM脉宽来控制单片机上LED灯的亮度(Using PWM to control the brightness of LED lamp on single chip microcomputer)

利用msp430g2553和12864的绘图功能绘图 另外包含所有12864内置功能的程序代码(Use msp430g2553 12864 graphics and drawing the other contains all the built-in features of the program code 12864)

STM32F103，DMX512串口1接收，串口5发送(sorry my english is not good. this is abaout STM32 DMX512 USART)

超声波测距仪设计文档，本设计主要是以74LS04和CX20106A为测距模块，DS18B20用于温度补偿，12864液晶显示，HC-SR04为超声波显示板，语音模块由音频功率放大器LM386、语音芯片WT588D、低压差电压调节LM1117组成。(Ultrasonic range finder design documents, the design is mainly based on 74LS04 and CX20106A ranging module, DS18B20 for temperature compensation, 12864 LCD, HC-SR04 ultrasonic display boards, voice module consists of audio power amplifier LM386, voice chip WT588D, LM1117 low dropout voltage regulator components.)

89C52单片机 红外线按键解码 输出到1602液晶显示屏上(89C52 microcontroller infrared decoding keys on the LCD output to 1602)

关于AVR单片机学习开发的一些源码资料，希望对各位有所帮助。(Some source of information on AVR MCU learning development, and I hope you can help.)