单片机89c51按键控制蜂鸣器分别发出a r m f si li xi的音阶,献给刚学单片机的朋友...

可以直接在s3c44b0公版上运行的320240驱动，用ads编译，本人测试可以运行-Directly in the public version of S3C44B0 running 320,240-driven, with ads compiler, I can run a test

单片机设计音乐门铃，仅需at89c51，再加LM386做音频功放，输到扬声器-Single-chip design music doorbell, just at89c51, coupled with the LM386 audio amplifier to do, lose to the speaker

FTDI-FIFO-JTAG编程范式

有关protel PCB设计的有关注意事项和经验--Issues and lessons during designing protel PCB.

边界扫描技术越来越重要了，这大家都明白，但它是如何工作（原理）的呢？想必不是每一个人都明白的。现在这个能帮助大家学习边界扫描。- The boundary scanning technology has been more and more important, this everybody understood, how but is it works (principle)? Thought is not each people all understands. Now this can help everybody to study the boundary scanning.

飞凌 ok6410A板 裸机程序。 mmu， lcd ，uart ，printf函数移植等功能是一个可用的工程，对初学者非常有用

symbian平台，nokia s60上网络收音机的源代码-symbian platform, nokia s60 radio network on the source code

C625 host控制源代码，主要是用作做Host访问基带，与基带之间的数据通信-C625 host to control the source code is being used mainly to make Host visit baseband with the base-band data communication between

用VB通过并口控制I2C总线，使用前请安装Windriver -through parallel with VB Control I2C bus, before using the installation Windriver

44b0 uclinux 下 usb驱动程序源代码-44b0 Basis under usb driver source code