51单片机IIC驱动，包括IIC时序的驱动代码，用C语言编写。

自定义的USB设备单片机固件程序，基于PDIUSBD12 usb接口芯片-Custom single-chip USB device firmware, based on PDIUSBD12 usb interface chip

该文档包含了基于c8051f020的各种源码，包括AD、DA，串口，定时器，IIC以及时钟键盘等，很具有学习意义-This document contains a variety of source-based c8051f020, including AD, DA, serial port, timers, IIC and clock keyboard, it is with learning the meaning

AD9850的一个实际例子 一般可用于DDS数字合成技术

LKG320240，汇编代码，显示图形，图片，全显，反显，隔行显等功能，联凯的-LKG320240, assembly code, display graphics, pictures, all significant, anti-Hin, Hin-interlacing and other functions, in conjunction Kay

介绍用单片机实现时钟的程序,可共大家学习,交流.-Introduced with MCU clock procedures, a total of U.S. study, the exchange.

模数ADC0832转换程序，AT89C52、S52微处理器-ADC0832 analog-to-digital conversion process, AT89C52, S52 microprocessor

单片机80c51的各类小程序的代码，适合初学者参考，在开发板上做实验-80C51 single-chip all small procedure code, suitable for beginners and reference, in the development of on-board to do experiments

NEC标准遥控接收处理程序，OK的IIC通讯程序，51单片机定时中断程序-NEC Standard Remote Control Receiver processing, OK for IIC communication procedures, 51 MCU timer interrupt program

这是教你怎么利用单片机进行音乐的播放程序，非常好用-This is to teach you how to use microcontroller to the music player is very easy to use

MCS-51系列单片机实例详解和案例代码，代码都是基于C语言-MCS-51 series single-chip Detailed examples and case code, the code are based on C language