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Issue:
Reform Design of the Eight Routes Temperature Rotative Monitor
Author(s):
LIN Jinshi
Pages:
19
-
21
Year:
2003
Issue:
5
Journal:
AUTOMATION & INSTRUMENTATION
Keyword:
巡回监测
;
八路温度巡回监测仪
;
改进
;
TLC0831
;
ZLG7289
;
可靠性
;
Abstract:
介绍了八路温度巡回监测仪的软硬件设计方案,重点介绍了温度检测模块及串行通信的一种简便编程方法.该方案使用热电阻测量八路温度,经模拟输入电路转化成电压信号,89C2051控制8选1模拟开关CD4051选中某一路,经TLC0831转化成8位数字量送给89C2051,再根据量程范围确定实际温度,送显示器显示.具有成本低,可靠性高,操作方便的特点.
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