摘要
本文介绍了一种利用W741E260单片机开发的微功耗IC卡煤气表,该表除了传统的机械煤气表的累计功能外,增加了IC卡的读写、根据IC卡中充气数开关气阀、LCD显示,以及报警等多种功能。
This paper introduces an IC card gas meter with ultra low power. The meter is developed with W741E260 singlechip. Besides the cumulate function of traditional mechanic gas meter, this IC card gas meter has more functions such as reading -writing IC card, opening or closing gas valve according to the number stored in the IC card, display, alarm.
出处
《微计算机信息》
2003年第1期41-42,共2页
Control & Automation
关键词
微功耗IC卡
煤气表
开发
单片机
gas meter, IC card, W741E260 singlechip, ultra low power
