gm8123串口扩展开发程序，适合初学者。

基于单片机的USB通信程序，包括完整的通信协议-SCM USB-based communication program, including a complete communication protocol

这是一个用于RS485通讯的协议转换程序,采用89S52芯片,KEIL 51开发-for RS485 communication protocol conversion procedures used 89S52 chip, KEIL 51 development

步近电机控制代码，可以控制正反，停，限位等功能，带仿真图。-Near step-by-step motor control code to control both positive and negative, stop, limit and other functions, with simulation of Fig.

MSP430F247系列的C源代码，，好东东哦-MSP430F247 series of C source code, and good Dongdong Oh

8051串口收发。主机要使用IBM汇编。-8051 serial transceiver. To use the IBM mainframe compilation.

freescale单片机HCS12对12864的驱动，能显示汉字，ASCII字符，以及绘图等。-Freescale HCS12 of 12864 single-chip driver, can display Chinese characters, ASCII characters, as well as graphics and so on.

这个是用DS1302的程序，也是用于车辆润滑系统的控制器，非常好用啊，非常好用哦-This is the procedure used DS1302 is also used in vehicle lubrication system controller, ah very useful, very easy to use, oh

内容： 1、试验目的：了解按键的扫描原理 2、实现现象：同时按键抢答，先按的键有效，其他按键锁死 复位后重新开始抢答 3、硬件要求：按键 LED灯 原理：最先按下按键者有效，其他均无效-Contents: 1, test Objective: To understand the key principles of scanning two to achieve phenomenon: the key to answer in the same time, press the key and effective, other key-lock reset and re-start to answer in 3, the hardware requirements: button LED lights principle: first press the keys are valid, others are null and void

这个文件主要是2006年广东省大学生电子设计竞赛设计报告-err

这是凌阳61板的原理图和PCB版图，希望能给大家的学习提供帮助！-This is the Sunplus 61 board schematic and PCB layout, hope that I can help everyone to learn!