PWM在单片机系统中的应用.这是一个很简单但很常用的一种方法...

使用Keil for arm编译环境的LPC21xx的watchdog（看门狗）的工程示例程序，对使用LPC21XX的单片机开发人员有参考价值。-use Keil compiler for arm of the environmental watchdog LPC21xx (gates dog) project examples procedures, the use of SCM LPC21XX Developer reference value.

51单片机_RTOS方式控制GSM模块TC35I源程序. 希望对大家有用。-_RTOS Control of 51 single-chip GSM module TC35i source. Hope useful for everyone.

ARM I2C 通讯软件(中断方式）,通过此程序，可以方便的完成CPU 和其他芯片之间的I2C通讯。-I2C communication with ARM (INT mode)，by it, could do communication between CPU and other chip.

单片机模拟I2C总线及AT24C01应用实例-Single-chip simulation of I2C Bus and AT24C01 Application

4*4矩阵键盘（行扫描法） （S51环境）-4* 4 matrix keyboard (line scanning) (S51 environment)

包括了基于网络芯片8019的单片机源程序和pc端的网络程序（VC++6.0），上述程序均被调试通过，可以直接使用-Including Web-based 8019 microcontroller chip and pc source network client program (VC++6.0), the above testing procedures were adopted, you can directly use

频率计，精度高，可以自动换档，一般单片机可以达到0…500k-Frequency, high precision, can automatic transmission, the general single-chip microcomputer can be 0 ... 500k

单片机驱动液晶程序,液晶为1624型 里面程序齐全,只需调用子程序就好-Single-chip LCD driver program, LCD-type inside the procedure for the 1624 full, simply call the subroutine like

模拟时钟 12864（ks0108）液晶显示 含protues仿真和程序 包含以下文件 main.c l2864.c 12864.hex -Analog Clock 12864 (ks0108) liquid crystal display with protues simulation and procedures contains the following files main.c l2864.c 12864.hex ...

ARM LPC21XX AD模块源码与仿真实验-ARM LPC21XX AD module source code and simulation results