单片机实现正弦输出脉宽调制。

实现钟表的基本功能，可以通过串口改时间，有记星期的功能，也可通过键盘改点-it can realize a clock s function ,can modify it s clock via serial and keys.can remember wenkends,

remote.c 学习型遥控器 使用keil c51 2008.10.12 使用AT89C52单片机，12MHZ晶振，-remote.c learning remote control using keil c51 2008.10.12 using AT89C52 single-chip, 12MHZ crystal,

sd卡的程序，上面记录了SD卡的详细读卡写卡方式，适合51单片机或者其他-sd card procedures, the above records the SD card reader to write in detail the way cards for 51 single-chip or other

关于收音功能代码,并且显示在OSD和VFD上-Radio feature about the code, and show up in the OSD and VFD

ad1242,转换程序，它是２４位高精度的AD.它可以直接拱５１单片机使用-ad1242, the conversion process, which is 24-bit high-precision AD. It can be used directly arch 51 Singlechip

ATmega16L控制IDE硬盘的源代码,可以读写扇区,无文件系统-IDE hard disk source code, can read and write Sector, no file system

读表法显示正弦波，附图。但只能输出定频，需要经过改动才能输出可调的 -Reading table shows sine wave, the attached map. But only the output frequency, changes need to go through in order to output adjustable

The traffic light is timed and lets cars pass during a specific time period. There is a pedestrial crossing button that lets pedestrians cross. The lights are connected to Port 1. You can see this in action using dScope.

C51汇编必做试验7 -- 通过串行口与PC机通信（上位机控制的必备）-C51 compilation of tests must be done 7- through the serial port with the PC, communications (Host Computer Control Essential)

应用与C51的TCP/1P协议栈，可应用与单片机上网方案-Application and C51 TCP/1P protocol stack, Internet applications and SCM program