mc51单片机对rtl8019编程,实现ethernet的收发控制.

8路数字电压表,有过流保护,过载保护-8-way digital voltage meter, has over-current protection, overload protection

一个小键盘程序，有9个按键，通过422控制其他东西。这个设计难度主要是控制成本。-A small keyboard program, there are nine buttons, through the 422 control other things. This difficulty is mainly designed to control costs.

128*64(st7920驱动)　汉字显示驱动程序

You can read for 3510i control chip. Chip name its S1D15G14-You can read for 3510i control chip. Chip name its S1D15G14...

AT89S52单片机中数码管的循环显示的实现例子，可以让大家清楚看到这么用数码管来显示数字-AT89S52 MCU cycle of digital tube display examples realize that allows everyone to see so clearly with digital control to display the number of

用于ms5534B与电脑的连接测试.气压告诉测量系统。-link ms5534Bto the computer and do some test!

基于凌阳和ad9850实现的正弦波信号发生器程序，包含键盘、显示模块程序-Sunplus and the AD9850 based on the realization of the sine wave signal generator procedures, including keyboard, display module procedures

基于VC++6.0应用MSCOMM控件的串口通信上位机程序,实现与51单片机的通信-Based on VC++ 6.0 Application MSCOMM control PC serial communication procedures, with 51 single-chip communication

该原代码应用在cpu(st89le516AD+)上,控制GPRS模块sim100,通过检测系统状态(通电状态,运行状态,AD采样值),通过GPRS模块的短信功能,实现无线报警.-the original source applications in cpu (st89le516AD), GPRS module sim100 control through detection system state (state electricity, running AD values), GPRS module messaging functions, wireless alarm.

/* * Copyright (c) 2005,浙江联大仪表有限公司仪表技术部 * All rights reserved. * * 文件名称：oil level sensor over.c * 文件标识：无 * 摘 要：油位传感器最终版 * * 当前版本：1.1 * 作 者：翁德平 * 完成日期：2005年6月10日 * * 取代版本：1.0 * 原作者 ：翁德平 * 完成日期：2005年5月10日 */-/** Copyright (c) 2005, the United Nations General Assembly in Zhejiang Instrumentation Limited Instrumentation Technology* All rights reserved.** File name : oil level sensor over.c* identification documents : None* Abstract : Oil Level Sensor** The final version of the current version : 1.1* Author : Andr-* Date : June 10, 2005** replace Version : 1.0* Author : Andr-* Date : May 10, 2005* /