摘要
本文介绍了用MC14499设计的一种实用4位LED显示电路,同时介绍了该芯片与8031单片机的接口方式和相应的软件编制。
In this paper, a practical four LED display circuit designed by MC14499 is presented , the interface method and its software programming of this chip with single chip microcomputer 8031 is also presented .
出处
《山东电子》
1998年第2期20-21,共2页
Shandong Electronics