ADE7758chinese

qi无线充电协议标准 近距离电​ 磁​ 感​ 应​ 式​ 无​ 线​ 充​ 电​ (qi Wireless Power Transfer)

c语言示例，学习C语言必备，很好的学习资料。(C language example, learning c language necessary, good learning materials.)

单片机控制密码锁，四位密码，可更改密码。(cipher trunk using AT89C51)

分布式电源接入配网对继电保护影响，挺全面的，可以学习下(Affect access to the distribution network for distributed power protection, very comprehensive, and can learn under)

STM32F103 RS485 DMA方式接收再发送不定长数据，起始和末尾不会有多余数据产生(STM32F103 RS485 DMA transfer and receive variable length data)

说明：  it`s a examples about Keil

RTD2660 RTD2660H 源码 可点TTL LVDS屏 可做AV VGA DVI HDMI接口(RTD2660 RTD2660H source point TTL LVDS screen can do the AV VGA DVI HDMI Interface)

本报告介绍了基于AT89S52单片机为核心的、以AD0809数模转换芯片采样、以1602液晶屏显示的具有电压测量功能的具有一定精度的数字电压表。在实现基础功能要求之上扩展了串口通讯、时钟功能、高压报警、短路测试、电阻测量、交流电压峰峰值和周期测试等功能，使系统达到了良好的设计效果和要求。( This report describes on AT89S52 microcontroller as the core, to AD0809 DAC chip sampling, digital voltmeter with a certain precision voltage measurement function has LCD display with 1602. On the basis of the functional requirements to achieve extended serial communication, clock function, high pressure alarm, short circuit testing, resistance measurement, AC voltage peak value and cycle testing and other functions, allowing the system to achieve a good performance and design requirements. )

This interface represents an abstract challenge-response oriented authentication scheme.

应用51单片机写的蜂鸣器的祝福歌,里面有详细的代码(51 microcontroller blessing song written by buzzer)