Ses_Sentez

实现AVR单片机的矩阵键盘的扫描法的C源代码(AVR MCU matrix keyboard scanning method of C source code)

4路数码管显示仪表，可以实现自动报警功能，c51实现(4 digital display instruments, automatic alarm function can be achieved, c51 achieve)

说明：  适用于EMWIN5.42版本的中文用户手册(EMWIN version 5.42 user manual in Chinese)

Serial Communication

说明：  基于Tm4C123G的三相SPWM，能够实现DC_AC的变换 可结合现在流行的微电网和泛在电力物联网技术(Three-phase SPWM based on Tm4C123G can realize DC_AC transformation. It can be combined with the popular microgrid and ubiquitous power Internet of things technology.)

基于51单片机的PT2314音频功放程序，可实现MIC和音频输入切换及音量音调控制，并用5110显示(Based on 51 single-chip audio amplifier PT2314 program can achieve MIC and audio input switching and volume tone control and display with 5110)

说明：  通过STM32F407正点原子开发板驱动无刷电机。并通过按键进行调速。(Brushless motor is driven by STM32F407 openedv development board.And adjust the speed by keys.)

* 通过本例程了解 DS1302时钟芯片的基本原理和使用 ,理解并掌握DS1302时钟芯片驱动程序的编写以及实现数字字符在数码管中的显示(By understanding this routine DS1302 clock chip on the basic principles and use, understand and grasp the DS1302 clock chip driver for the preparation and the realization of numeric characters in the digital tube display)

51单片机模拟PS2键盘，当接收到触发信号时，向PC发送特定键值，从而达到预期的目的，可以用在很多工控场合。本程序已经通过开机自检，可以在设备管理器里面看到。(51 single-chip analog PS2 keyboard, when receiving the trigger signal to the PC to send a specific key, so as to achieve the intended purpose, can be used in many industrial applications. This program has passed POST, you can see inside the device manager.)

用STM32F407的ADC+DMA+DAC的应用(Use STM32F407 ADC+ DMA+ application of DAC)