PWM1

CD4051/CC4051是单8通道数字控制模拟电子开关，有三个二进控制输入端A、B、C和INH输入，具有低导通阻抗和很低的截止漏电流。(CD4051/CC4051 is single channel 8 digital controlled analog electronic switch, there are three binary control input A, B, C and INH input, has low conduction resistance and very low by leakage current.)

说明：  基于51单片机，芯片STC89c52,12864液晶屏基础显示实验源代码(Based on 51 MCU, chip STC89c52, 12864 LCD basic display experimental source code)

说明：  利用容栅技术实现液位精密测控。精度高达0.001mm，方案有读创新性思想。(The use of capacitive precision liquid level measurement and control technology. Accuracy up to 0.001mm, the program innovative thinking time.)

气压计传感器GY-68资料，含原理图、源代码、技术文档。(Barometer sensor GY-68 data, including schematics, source code, technical documentation.)

STM32F103-2017全国电子设计大赛接收端代码 2017年电子设计大赛H题(STM32F103-2017 National Electronic Design Competition Receiver Code Question H of 2017 Electronic Design Competition)

基于stm32vct6的4*4矩阵键盘扫描程序(4*4 keyboard program for stm32vct6)

基于stm32vbt6的systick精确延时控制流水灯的程序(Based stm32vbt6 the systick precise delay program to control water light)

基于51单片机的继电器例程，常见问题： 1. 按下按键无效果 确保连线正确 换根杜邦线试试 将单片机拆下来重新安装下，重启开发板(Relay Routine Based on 51 Single Chip Microcomputer, Frequently Asked Questions: 1. Pressing the key has no effect Make sure the connection is correct Try changing the dobang line Remove the microcontroller and reinstall it, restart the development board.)

基于51单片机的信号发生器 四种波形显示 有级调频(Based on 51 single-chip signal generator)

基于单片机的电子称实验 希望大家能够喜欢 用的是51系列单片机(Microcontroller-based electronics experiments hope you will enjoy with the 51 series)