基于SPCE061A的录音机，使用凌阳单片机开发板，20秒记录的价值。

一个红外接收的程序，对红外遥控的设计具有一定的参考价值-An infrared receiver of the procedures, the design of infrared remote control has a certain reference value for

单片机的中断定时操作，详细介绍了c51中定时器设置和中断设置应用情况-SCM interrupted regular operations, detailing the decoder timer settings and installed applications interruption

自行开发的51单片机电子钟程序，且带有上位机通讯的功能。-self-developed electronic bell 51 SCM procedures and communication with PC functions.

DDS芯片AD9851的程序，keil编写，AD9851接成并行接口-err

C8051F020串口程序，波特率96-C8051F020 serial procedures, baud rate 9600

平凡老师单片机超经典课件，及其适合初学者入门学习 -Ordinary single-chip ultra-classic teacher courseware, and suitable for beginners learning portal

在80C51上实现USB2.0功能的源码-In the 80C51 functions to achieve USB2.0 source

I2C接口AD转换器ADS11XX的应用，c51原代码调试通过，放心使用。-I2C interface AD converters ADS11XX application decoder source code debugging through reassured use.

关于嵌入式PS2键盘的原理图，基于51单片机的工控键盘。很实用，包括程序，基于Keil的软件程序-On the embedded PS2 keyboard schematics, single-chip microcomputer-based industrial control keyboard 51. Very practical, including the procedures, the software program based on the Keil

VC下开发的串口调试工具，界面简单，方便操作，适用于PC机下与单片机通过串口通信-Developed under VC serial debugging tools, the interface simple, convenient operation, applicable to PC machines with single-chip through the serial communication