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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)

EMDA控制器可以在没有cpu的参与下完成映射存储空间的数据传输，这些数据的传输可以是片内外设，片内存储器之间。(EMDA controller can be done without the participation of CPU mapping storage space of data transmission, the data transmission can be set inside and outside, between internal storage.)

GD32(Cotex-M3内核)的ADC实验示例程序，完成芯片内核AD的采集及显示屏的显示(GD32 (Cotex-M3 core) of ADC experimental sample program, the completion of the acquisition and chip core AD screen display)

无线通讯nrf905，很适合初学者来学习，里边包括了对射频寄存器的设置什么的(Wireless communication nrf905, it is suitable for beginners to learn, inside contains the settings for RF registers what)

基于STM32F103的SSD1322驱动，并口串口驱动模式可选(STM32F103 SSD1322 driver based on serial parallel drive mode optional)

对于单片机上的一些简单的开发程序和他们的应用(For some simple microcontroller development process and their application)

说明：  称重模块，oled显示重量，RTC时钟显示时间，矩阵按键修改时间(Weighing module, OLED display)

该程序为大家提供按键扫描程序例程。给大家一个参考，来实现简单的按键扫描功能(This program provides you with the routine of key scan program. To give you a reference, to achieve a simple key scan function)

单片机系统中经常使用键，该程序实现了ps/2键盘在的单片机系统中的应用(SCM systems often use keys, the program achieved a ps/2 keyboard in the SCM System)

【AVR + Proteus】数码管显示两路AD转换结果([AVR+ Proteus] digital display two way AD conversion result)