en.DM00354244

本文件是基于51单片机的电子门铃设计程序，并且附带有proteus的仿真文件，可帮助单片机爱好者更好地学习哦！(This document is based on 51 single-chip electronic doorbell design procedure, and with proteus simulation files, can help single-chip computer enthusiasts learn better!)

介绍单相全桥逆变器的工作原理, 阐述产生SPWM波和实现PI 控制的算法, 给出以DSP( 数 字信号处理器) 实现控制的软件流程。实验表明利用软件完成逆变器控制是可行的。 关键词: 正弦逆变器 (Introduction of single-phase full-bridge inverter working principle, the resulting SPWM wave and realize PI control algorithm to DSP (digital signal processors) to achieve software flow control. Experiments show that the use of software controlled inverter is feasible. Key words: sine inverter)

stc12系列pwm输出， 控制步进电机或者电机(stc12 Series pwm output to control a stepper motor or motor)

CANopen协议的运动控制子协议, CiA DS402 2005年版本。(CAN in Automation. CANopen Device Profile Drives and Motion Control CiA Draft Standard Proposal 402 ,Version 2.0: 2005 )

电话语音管理系统的工程项目代码，需要的请拿去使用吧，任意修改!(Telephony management system project code chunks, arbitrary changes)

可以通过stm32控制ad8370的增益(Control the gain of AD8370 with stm32)

ＤＭＢ－ＴＨ卫星通信入门课程，同学们可以参考一下(DMB-TH induction course for satellite communications)

说明：  两片STM32F103间的硬件iic通信，主机从机均采用硬件IIC配置(The hardware IIC communication between the two STM32F103 chips, and the host and slave computers adopt the hardware IIC configuration)

利用51单片机（AT89S52）的P1口对8位数码管的段位进行控制，用P2口对8位数码管的位数进行控制。(P1 port 51 microcontroller (AT89S52) control with 8 digital tube Dan P2 port to control the number of bits of the 8-bit digital tube)

一个简单的webservice测试的程序,给初学者们学习用(A simple webservice testing procedures for beginners to learn to use)