摘要
介绍一种以8051F021单片机为核心,实时采集水流流量和时间信息,通过CH375模块存入U盘;本系统可查询过去某个时间段的累计流量、某个时刻的瞬时流量和累计使用时间。
A water flow measurement system gathering the real time water flow and tine data hased on the chip of 8051F021 is introduced. The data is deposited into U disk hy CH375 module. The system may inquire the accumulation water quantity in a history period as well the real time water quantity and accumulated running time.
关键词
U盘存储器
水量计量
查询
USB disk
water flow measurement
inquire
