CAJ | 학술논문

为了能够方便、准确地检测空气或人体呼出气体中的酒精浓度，设计了一种基于MSP430F149的便携式酒精浓度检测仪。该设计主要由酒精传感器、MSP430F149中心处理器、液晶显示器和DC-DC电源电路组成，可实现气体中酒精浓度的采集显示、超标报警等功能。具有应用范围广、便携、低功耗等优点。
위료능구방편、준학지검측공기혹인체호출기체중적주정농도，설계료일충기우MSP430F149적편휴식주정농도검측의。해설계주요유주정전감기、MSP430F149중심처리기、액정현시기화DC-DC전원전로조성，가실현기체중주정농도적채집현시、초표보경등공능。구유응용범위엄、편휴、저공모등우점。
In order to be able to detect the concentration of alcohol in the air or exhaled gas easily and accurately,we design this portable alcohol concentration detector based on MSP430F 149. This system is composed of alcohol sensor,the center processor MSP430F149,LCD monitor and DC-DC power supply circuit,which can realize the collection of alcohol concentration in the gas shows, alarm for the exceeded alcohol concentration.The system has the advantages of widely application, portable used,ultra-low power.