51mcuand1602

说明：  vb与plc通讯帮助解决vb与plc通讯之间的问题(vb and Communications plc)

webrtc中的vad代码，单独的vs2008工程，可以运行，供学习研究使用。(it is the vad code from webrtc, it is a program of vs2008, you can run it successfully, and it is very useful for study and research.)

IEEE14节点模型，PSCAD案例，同步发电机功率60MW，电压等级230kV(IEEE14 node model, PSCAD case, synchronous generator power 60MW, the voltage level of 230kV)

一种简单的心率测量系统设计，能显示并进行上下限报警(A simple heart rate measurement system design, and upper and lower alarm)

模数转换器AD0809例程，通过该例程可掌握AD0809的基本使用方法(AD0809 ADC routines, the routines can be mastered through the basics of using the AD0809)

上位机恒压供水控制系统，通过MODBUS网络来控制台达PLC(up computer control PLC delta, this software is vell good control software,)

本系统是基于mega16的EEPROM的读写，程序可靠！(The system is based on the mega16 the EEPROM read and write, program and reliable!)

说明：  51单片机开发，AD转换模块 ，模数转换，高精度(51 MCU development, AD converter module, analog-to-digital conversion, high-precision)

闭环矢量的代码，台达的，汇编语言。绝对真实，行家一眼就能看出来(Closed-loop vector code, Delta, and assembly language. Absolutely true, experts tell at a glance)

利用ULN2003A进行驱动，产生PWM波，里边有照片，可供参考，通过本例程了解PWM 的基本原理和使用 (#include <reg52.h> unsigned char timer1 sbit PWM=P1^2 void system_Ini() { TMOD|= 0x11 //PWM TH1 = 0xfe //11.0592 TL1 = 0x33 TR1 = 1 IE =0x8A } main() { system_Ini() while(1) { if(timer1>100) timer1=0 if(timer1<30) PWM=0 else PWM=1 } )