这是一个播放音乐的程序，at51 的mcu，已经调试通过，

LED条屏显示程序,但是对初学者，尤其是苦于类似毕业设计的人应该有些帮助。 -Article LED screen display program, but for beginners, in particular, suffer from a similar design should be graduating from some help.

cxa3050芯片控制程序，本人用的是Ｃ语言编写，芯片用的是ＡＴ８９Ｃ５１-cxa3050 chip control procedures, I used the C language, the chip is AT89C51

AT89c2051控制9200b发双音频码用8870解码并将BCD码返回AT89C2051,然后比较的源代码和Hex文件。-AT89c2051 Two-control 9200b audio decoder yards with 8,870 and will return to BCD AT89C2051, then compare the source code and Hex documents.

在Proteus中实现按键延时复用，单个按键实现对整个屏幕的数据输入，并实现c语言中的冒泡算法，从大到小，从小到大排列-Proteus delay in achieving key re-use, single button to achieve the entire screen data entry, and to achieve c language bubble algorithm, from biggest to smallest, from small to large array

基于AVR单片机的电池容量显示 开发环境 I-Based on the AVR MCU development environment battery capacity display I

51操作系统RTX51应用,对任务的调度会有很好的了解,很适合初学操作系统的人,另外加了PROTUES对操作系统的仿真-51 operating system RTX51 application of the mission will have a good understanding of scheduling, it is suitable for beginners operating system, and added another on the operating system PROTUES Simulation

C51bbs上的字模软件，试用版。做液晶显示必备软件。-C51bbs the Fonts software, beta version. Do LCD necessary software.

nRF2401开发板的电路原理图pdf文件-nRF2401 development board schematic circuit pdf file

自己写的测试串口的小工具，巨好用！他可以完成十六进制和字符同时显示-himself wrote the serial testing of small tools, giant handy! He can be completed hexadecimal characters and shows

单片机控制LCD12864液晶显示驱动程序-SCM LCD12864 liquid crystal display driver