switch

For scheduling work on the main thread. This also serves as our global lock.

EEPROM 多位地址数据随机，连续读写(I2C protocol between C51 MCU and EEPROM)

基于STM32的PID模糊自适应PID控制程序，具有隶属度函数，PWM波形，传感器输入(PID fuzzy adaptive PID control program based on STM32, with membership function, PWM waveform, sensor input)

很实用的ICan例程,对初学者很有借鉴意义(Very practical ICan routines, meaning a very useful reference for beginners)

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.)

HART设计代码和硬件电路图纸，绝对的有用，方便你的设计(HART code and hardware circuit design drawings, absolutely useful and convenient for your design)

单片机时控光控系统，智能灯光控制，定时开关灯光，光感应开关灯光(Single-chip microcomputer control light-control system, intelligent lighting control, time switch lights, lights light induction switch)

基于STC15F104W与DS18B20的温度采集。用LED小灯输出(Collection based STC15F104W with DS18B20 temperature. Output with LED lights)

基于MSP430F449的电子血压计设计 (The electronic sphygmomanometer Design Based on MSP430F449)

AD_DA_PCF8591 stc 51单片机 工程文件 说明(AD DA PCF8591 STC 51 SCM project files illustrate)