摘要
本文主要介绍了一款基于PSoC3的便携式PH检测仪的设计,该系统主要由主控芯片、数模转换电路、电容感应模块和液晶显示电路四个部分构成。本文主要介绍了采用PSoC3所设计的便携式PH检测仪的工作原理、系统框图及各个功能模块的软硬件设计,给出了相应的电路原理图和程序流程图。本系统具有结构紧凑、可靠便携等优点,能够很好地满足实际测量的需求。
A portable PH meter based on PSoC3 is presented in this paper.This PH meter is composed of four parts:signal processing circuit,digital-to-analog conversion circuit,cap sense module and LCD circuit.It also introduced:the operating principle, the system chart and the hardware/software design of each module.The schematics and program lfow chart are are described.This system is compact and portable.It can meet the practical measurement needs very well.
出处
《仪器仪表用户》
2013年第6期29-30,共2页
Instrumentation
基金
公安部重点研究计划项目(2011ZDYJJLST010)