我自己做的给予ST公司的upsd3234a单片机的频率计。可以测量10K以下的频率。这是此频率计的自检程序，在KEIL上调试仿真通过。...

scan file in microstation, simple example

philips单片机IAP操作的测试代码，可以根据自己需要进行修改，为C语言接口-philips Singlechip test code IAP operations can be modified according to their own needs for the C language interface

傅杨烈的单片机教程，是我所见过的最详尽的单片机及嵌入式系统教程。-Lie Yang Fu SCM Guide, I have seen the most comprehensive SCM and Embedded Systems Directory.

51单片机中的波特率发生器51 single-chip baud rate generator in-51 single-chip baud rate generator in

LPC2103的第二个实验：流水灯+按键，用proteus7仿真，C语言代码，在Keil3中编译，文件内已有完整的工程和仿真图了。-The second experiment LPC2103: water lamp+ button, and proteus7 simulation, C language code, compiled at Keil3 in the paper that has a complete map of the engineering and simulation.

基于ARM7-LPC2368芯片制作USB声卡，在Windows XP环境下自动识别声卡，并加载驱动。-Based on ARM7-LPC2368 chip production USB sound card, in the Windows XP environment, automatic identification sound card, and load the driver.

1―wire总线的详细介绍，对有设计硬件电路的同志有帮助-1-wire bus detailed description of the hardware design of a circuit to help comrades

单片机　１６路无线防盗报警器　c语言的　用数码管显示-Single-chip 16-way wireless burglar alarm c language digital display

89c2051Control LED(RGB).

ARM LPC2114 LCD1602源码-ARM LPC2114 LCD1602 source