用单片机 AVR mega48来模拟usb 很好的通讯方案

485单相电能表开发程序，液晶显示。采用AD7755设计，可与掌上电脑连机通信设置各种电能表参数。-485 single-phase energy meter development process, liquid crystal display. Design using AD7755 can be connected Pocket PC communication settings of various parameters of energy meter.

C8051F340在应用中读写FLASH，我自己严格按照数据手册写的，在网上找了半天都没有的-C8051F340 in the application to read and write FLASH, my own data in strict accordance with the written manual, look online for a long time there was none

一些有关c51的小程序，编译已经通过，希望对大家有用-C51 some small procedures, the compiler has passed, everyone would like to be useful

图像滤波之后要进行质量评价 该文档给出了经常用到的几个评价参数及源代码

利用单片机与18B20温度测试芯片，所测试的温度精度为0.0625，显示采用4位数码管静态显示。实验调试能够正确得到室内温度。-Using the monolithic integrated circuit and the 18B20 temperature test chip, the temperature precision which tests is 0.0625, demonstrated uses 4 nixietube static state demonstration.The experiment debugs can obtain the indoor temperature correctly.

010基于单片机的无线传输 -010 based on single-chip wireless transmission

堪称最便宜单片机，EM78153中文手册-EM78P153PDF DATABOOK

2051 Terminal.ASM 2002.12.26 整理打印 2002.12.27 增加对Reset命令的处理(9A) 2003.01.21 增加灭灯时清除数据-2051terminal

反转法键盘头文件,利用反转法键盘有时比用7281控制简单,-Inversion method keyboard header files, using the keyboard and sometimes reverse Act 7281 to control than the simple,

基于AVR的数字频率计，使用LCD1602做显示。刷新速度1S，含电路图-AVR-based digital frequency meter, the use of so LCD1602 display. Refresh rate of 1S, with circuit