DCDC34063芯片降压转换器，并用51单片机控制的12864显示，附带完整电路图-DCDC34063 chip buck converter, and 51 single-chip control of 12864, with complete schematics

本模拟工程主要为罗克韦尔PLC与组态王以OPC通讯方式进行数据链接与运行模拟三相异步电动机星三角降压启动过程动作，同时使用VB监控模拟系统的运行过程的实时数据监控。-The simulation works mainly for Rockwell PLC and Kingview OPC communication data link and run the startup process simulation of three-phase asynchronous motor star del

this a systerm s application based on PIC16F877A, whitch represent a kind of intelligent solar led streetlight.the hard ware circuit are buck and boost converters. -this is a systerm s application based on PIC16F877A, whitch represent a kind of intel