单片机 原理图 protel画的 初学者可用来制作实验板 省钱哦

液晶驱动程序,提供通用液晶驱动的框架,可以嵌入各种操作系统,提供了向上的接口-LCD drivers, LCD drivers provide a common framework that can be embedded in a variety of operating systems, provides a progressive interface

功能：利用时钟芯片DS12887在LCD（LCM141）上显示时间，通过4×4键盘来修改时间，利用MAXIM232进行标准串口发送。4×4键盘中有数字键（0～9）和功能键（F1键为“→”，F2键为“←”，F4键为“发送”，设置键为“设置当前时间”，确定键为“把修改的当前时间写入到DS12887相应的存储单元中”）。 硬件：单片机为8K的98C52（ATMEL），LCD为北京青云的LCM141，标准串口总线为MAXIM的232芯片，时钟芯片为DS12887（DALLAS） -Function: the use of clock chip DS12887 in the LCD (LCM141) show time, through the 4 × 4 keyboard to modify the time and using the standard serial port to send MAXIM232. 4 × 4 keyboard in numeric keypad (0 ~ 9) and the function keys (F1 key for the

本程序是基于MFRC500射频卡读写器的单片机控制程序，所用单片机为AT89C52.-This procedure is based on RF card reader MFRC500 microcontroller control procedures, using microcomputer AT89C52.

8bit adc This program is free software you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation either version 2, or (at your option) any later version.-8bit adc This program is free software you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation either version 2, or (at your option) any later version.

51单片机键盘的相关处理，按键扫描，后针对具体应用进行相应处理．-51 Single-chip related deal with the keyboard, keypad scanning, after the specific application of the corresponding treatment.

介绍智能车，很全面，是入门很好的培训资料-Introduce smart car, it is comprehensive, it is very good training information portal

这个文件主要介绍了一些实用的c语言实现单片机功能的例子-Practical single-chip implementation of the c language function

此为友善之臂micro2440板的底板原理图，更新时间是2009年2月28日。-This is a friendly arm on the Backplane board micro2440 schematic, update time is February 28, 2009.

51 mcu display programme-51 mcu display program

VB写PC端ISP程序W78E516UpdataOfVB,请配合本人用C51写的华邦8位单片机ISP程序w78e516_ISPofC51使用-ISP client PC to write VB program W78E516UpdataOfVB, please write with the C51 I used the 8-bit single chip Winbond w78e516_ISPofC51 the use of ISP program