Mode selection with the LED display, beginners welcome the exchange of the neces...

这是一个课程设计---数字电压表基于MCS51和AD0809的源码-This is a curriculum design- digital voltage meter and the AD0809 based on the source MCS51

本库函数实现了C8051F020下20键PS2键盘的驱动 代码非常稳定 同时很容易移植到其它处理器中使用 接口方便 代码规范简洁

PWM逆变模型，可以观察逆变波形以及控制信号 波形，适合初学者使用-PWM inverter model, can be observed as well as the inverter waveform control signal waveform, suitable for beginners to use

/// ////差动输入，定时启动，由T2定时//////////////// /////////选择6，7通道为ADC0差动转化通道,其中第6通道为P3.6,第7通道为P.7-/////// Differential input, time to start, from time to time T2 ///////////////////////// choose 6,7 for ADC0 channel difference Dynamic conversion channel, the first of which for the 6-channel P3.6, No. 7 channel for P.7

RS422 RS485技术标准-RS422 RS485 technical standards

AT24C08的读写程序 网上基本绝种 经过调试，成功的可以对整个器件读写-AT24C08 online basic reading and writing process of extinction, after commissioning, the success of the entire device to read and write

The sample software includes, common library, peripheral APIs, and test modules for the APIs. The common library include startup file, standard definition and header files, processor specific setup module, generic interrupt related APIs, timer routine, and scatter loading file. The peripheral directories include, GPIO, PWM, Real-time clock, timer, SPI, I2C, Watchdog timer, UART, external interrupt, etc.

电子密码锁程序，可以密码在线修改，延时锁定，密码重置等功能 -Electronic password lock program, you can change your password online, delay lock, password reset and other functions

卫星寻址，这个软件貌似可以跟卫星连接并寻找地址-Satellite addressing, the software seems to be able to find addresses with the satellite connection and

proteus仿真的单片机控制交通灯的例子。-Proteus simulation of single-chip microcomputer to control traffic lights example.