t_ctrl_pid

Proteus7.12完美破解版.rar电路仿真软件很好用可以仿真单片数字模拟电路(Crack version Proteus7.12 perfect. Rar circuit simulation software can be very good with single-chip digital simulation of analog circuits)

SIM卡电话本读写方案，了解SIM文件系统和外部接口的实战方案，采用EMC915芯片实现。(SIM card phone book reader program, to understand SIM file system and the external interface of practical solutions, using EMC915 chip.)

音乐程序(Music program)

LsFileExplorer28.pas(ver 2.80)包含三个部分: (1)TLsDirTree21:简单但功能完全的目录树视图控件(包含基本文件列表视图).它支持在目录中创建、删除和重命名操作. (2)TLsDirTreeCombo28:树视图专用的ComboBox. (3)TLsFileListView28:具有快捷菜单的文件列表视图控件封装了如打开、查看、剪切、复制、粘贴、删除、发送到、重命名等文件管理操作. (LsFileExplorer28.pas (ver 2.80) contains three parts : (a) TLsDirTree21 : simple but complete directory tree view control (containing basic documents list view). Its support for the directory to create, delete and rename operation. (2) TLsDirTreeCombo28 : tree View for the ComboBox. (3) TLsFileListView28 : quick with the paper menu ClistCtrl Packaging, a case is opened, View, cut, copy, paste, delete, send to rename such as document management operations.)

C8051F120,使用12864实现DAC显示，非常实用的C8051F120例程。(JUST FOR c8051f120。this is an useful CODE。)

RS485通信的源代码，可进行两个系统之间信号的传递，介绍其编程规则(RS485 communications source code, can be passed between the two signal systems, introduces its programming rules)

基于STM32的信号发生器（定时器控制），频率 占空比 峰峰值可调，输出最大频率30k (STM32-based signal generator (timer control), the frequency duty cycle peak and peak adjustable, the maximum output frequency of 30k)

About Control System

用C语言编写的温度采集程序，可以用于C51单片机的开发(Temperature using C language acquisition program, can be used for C51 MCU development)

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