arm7定时器中断方式，可以通过中断方式实现定时的功能

C8051F系列单片机交叉开关的配置实例-C8051F series microcontrollers crossbar switch configuration examples

PIC系列单片机程序设计基础。一般来说，PIC单片机的源程序并没有要求统一的格式，大家可以根据自己的风格来编写。-PIC microcontroller series based on the design process. Generally, the PIC source does not require a uniform format, we can according to their own style to prepare.

红外信号测试软件-infrared signal testing software

采用ST的UPSD33XX系列单片机的双串口，实现串口通信的波特率转换，一边为25针串口，一边为9针串口，两天波特率可在程序中修改！文件中包括原理图，PCB和源程序-UPSD33XX using ST"s Microcontroller series dual serial ports, Serial communication baud rate conversion, the side of the 25-pin serial port side of the 9-pin serial ports, two days baud rate can change in the proceedings! Documents including schematics, and source of PCB

用于C51上的modbus协议，经测试可运行，但还不完善-C51 for the Modbus protocol, the tests will be run, but still not perfect

用于无线POS 数据传输的原程序。通过调制解条芯片实现-POS data for wireless transmission of the original procedure. Solutions through modulation of the chip

MAX5403/5404/5405系列数字电位器的广泛应用，可用于AGC和可调参考电压电路-Digital Potentiometers MAX5403/5404/5405 series of widely used, can be used for AGC and adjustable reference voltage circuit

《MCS51-ISP单片机学习板实验指导》可以使初学者对MCS51－ISP单片机多一些了解，里面有不少实用的程序- MCS51-ISP Singlechip plate experimental study guide will enable beginners to MCS51-ISP Singlechip more understanding, there are quite a number of practical procedures

lcd1602液晶的avr测试实例程序，带proteus仿真。winavr 编译-lcd1602 LCD avr the test sample program, with proteus simulation. Winavr compiler

实时时钟芯片DS1302的C51程序-real-time clock chip DS1302 the procedures C51