基于C8051F040的液晶，键盘交互式程序，其中液晶和键盘高质量处理函数都已经模块化了，用户可以直接使用...

51单片机虚拟I2C协议、组合式按键、串口通信的简单综合应用，配Proteus仿真电路-51 Single-chip virtual I2C agreement, the modular keypad, serial communications, a simple integrated application, with Proteus simulation circuit

grads ditu find in lasg-grads cnriver & cnprovince

本文以51单片机为例介绍如何扩展USB接口进行对U盘的读写，并详细介绍FAT16、FAT32文件系统的细节以及如何编码实现单片机对文件系统的常用操作，顺带提到一点关于U盘兼容性问题的解决经验。在这里单片机是host，U盘是slave。-In this paper, single-chip microcomputer 51 as an example on how to expand the USB interface on the U disk read and write, and details on FAT16, FAT32 file system and how to encode the details of the realization of single-chip microcomputer used for file system operations, mentioned in passing that on U disk experience compatibility problems. Here is a single-chip host, U disk is a slave.

采用ATMEGA48设计制作低成本高精度的数字温度计，采用C语言设计开发源代码。-ATMEGA48 design using low-cost high-precision digital thermometer, design and development using C language source code.

usb host的驱动程序,用于实现usb端口的初始化等-usb host driver for the usb port initialization realize such

数控直流电源，步进０．１，０－１５Ｖ掉电存储-CNC DC Power Supply, 0.1,0-15V Step-down storage

51单片机C语言应用程序实例精讲,讲解了大量51单片机的应用知识,并附有程序和电路图.-51 Single-chip C language application instance精讲, on a large number of 51 single-chip application of knowledge, together with the procedures and circuit diagrams.

液晶显示模块手册中文详细说明，解决英文难懂的问题

键盘测试程序，包括显示 、去抖动、扫描、检测，（8051或8031）-keyboard testing procedures, including, to jitter, scanning, detection, (8051 or 8031)

本程序是用GCC编写的超声波传感器智能小车波避障程序，单片机是AVR16-The program of the intelligent car obstacle avoidance by ultrasonic sensor