Welcome to Shenzhen Hua Xuan Technology Electronic Co., Ltd. official website!  中文简体  |    English  |   Homepage  |  Favorite  |  Site Management
 
Case
Contact US
Shenzhen Hua Xuan Technology Electronics Co., Ltd.
Mobile: 13360978797
Phone: 0755-82812455
Fax: 0755-82508558
Address: Futian District, Shenzhen City, the new Asian city road, the first phase of the electronic city 2A168
You are here:Home   Case  Case   Text [ Return ]  [ Print ]
采用AT89C2051的6位电子钟
Author:   From:   DateTime: 2016-03-13  Hits: 9444  【Font: T  T

  采用AT89C2051的6位电子钟原理如下图所示,只要硬件连接无误,保证成功。另外图中的SET按纽用于校准时间。按住2秒以上进入校准时间状态及换档和退出,快速点触用于调节时间数值。三极管采用9015即可。数码管最好采用红色的共阳型LED数码管,亮度高些,因为是扫描的显示方式,所以各个数码管的abcdefg各脚采用了总线并联,改动510欧姆的电阻可以改变显示亮度。


               电子钟原理图


共阳数码管的管脚排列方式

Copyright © 2025 Powered By www.huaxuankj.com All Rights Reserved
About US  |   Products  |   Contact US  |   Site Management  |   EMail     Technology: www.wcjun.com   
Hotline: 13360978797
QQ: 2355656985
Home  |   News  |   Message  |   Company Style  |   SiteMap  |  
Address: Futian District, Shenzhen City, the new Asian city road, the first phase of the electronic city 2A168       Fax: 0755-82508558       Mobile: 13360978797 [ Contact Person: Mr LI ]       E-mail: 2355656985@qq.com       WebSite: www.huaxuankj.com              More Contacts...