超级单片机开发工具，我一直在用，还不错，下载后要解压。...

51 单片机的经常用到的子函数，非常具有参考价值。-51 SCM Functions frequently used, very useful.

多功能MP3 支持fat32、fat16.jpg图片浏览等-Multi-function MP3 support fat32, fat16.jpg view photos

单相电子式复费率电表解决方案,是很好的电表方案！也是很那找到的方案-Single-phase electronic multi-rate meter solutions, is a very good meter program! It is found that the program

avr下载线制作，usb接口,isp的.控制芯片为ATMEGA8。-avr download line production, usb interface, isp

快热式热水器程序。循环调用显示、键扫描、温度检测、加热控制函数。 判断是否加热、加热功率及档位指示灯处理。-Quick-style hot water heater program. Cycle of calls shows that key to scan, temperature detection, heating control function. Determine whether the heating, heating power and light treatment stalls.

在笔记本电脑日益广泛的今天，usb口的下载线显得尤为重要。市面上售卖的usb下载线价格普遍偏高。因此自己动手做一个usb下载线不仅节约资金，更能增加动手能力。大家赶快来下载吧！-In an increasingly wide range of notebook computers today, usb port download cable seems particularly important. Download usb for sale on the market price generally high line. So make yourself a usb download cable not only save money, but also increase the practical ability. Everyone as soon as possible to download it!

LCD7920汉字液晶操作程序，已经在产品使用中，-LCD7920 LCD characters operational procedures, already in use in the product,

ST9720控制器的12864液晶程序，同时兼容12232，本程序使用串行接法。只需三个管脚。-ST9720 LCD controller 12864 program is compatible with 12232, this program uses a serial access method. Just three pins.

1.电子琴功能 用实验板上K1~K7作为电子琴的7个按键，每个按键对应一个音符要求当按下其中一个按键，就通过P2.5口输出对应频率信号使蜂鸣器发出特定音符声音。 2.乐曲演奏 若按下K8键，完成自动弹奏“送别”歌曲。 -1. Organ function of the experimental board K1 ~ K7 as the organ of the seven buttons, each button corresponds to a note of which require that when the press of a button, on the adoption of P2.5 port output frequency signal corresponding to a specific note to the buzzer sounds . 2. Music playing, if pressed K8 button to complete the auto-play " Farewell" songs.

AT89C51的详细中文资料,对单片机初学者来说是个不错的参考