USART

单片机，通过串行扫描，读取矩阵的键盘码。(Microcontroller reads the keyboard codes.)

msp430f169 dac12操作 430单片机有丰富的外围模块其中dac12是12位数模转换器(msp430f169 dac12 Fuzeng 430, such as brazing ⑵ Lennon ape bleed at the nose cavity and Dragonflies俋峓lose Yao [12 trap笢dac12 Did yiu tub蛌distanceけ)

实现stc89c52单片机的串口通信,注意使用晶振的不同得配置不同的定时器(usart stc89c52)

RS485的通讯源代码，此代码主要是和单片机通讯的，初学者可以参考！(RS485 communication source code, this code is and the single-chip communications, beginners can refer to!)

语音电子门锁C语言程序，STC89C51D+ISD4002应用(Voice electronic lock C language program, STC89C51D+ ISD4002 application)

单片机C51典型应用设计源码 包括液晶，串口，定时器计数器等内容(80C51 typical application design source including LCD, Serial, timer counter, etc.)

一套三相逆变器的原理图和PCB板，控制芯片为HT3117，(A three-phase inverter schematic and PCB board, controller chips for HT3117,)

自主学习PIC芯片，此书主要讲PIC16F877(Self-learning PIC chip, this book mainly talks about PIC16F877)

空调房间温湿度控制(温度控制模型),含: 房间模型,蒸发器模型,加热器模型,加湿器模型(Air-conditioned room temperature and humidity control (temperature control model))

STC15F104E驱动LPD6803芯片的全彩RGB灯带例程。(STC15F104E drive LPD6803 chip RGB full color lights with routines.)