IC697BEM721聯系人:李先生
手機:18030229050
電話:0592-5709821
傳真:0592-5709828
QQ 1878187406
郵箱 1878187406@qq.com
IC697BEM721
基于51單片機的數據采集系統(tǒng)
在物聯網終端設備方面,采用51單片機,通過其豐富的外擴接口和溫度傳感器、濕度傳感器,以及LED燈等模塊進行連接。在軟件上采用“C語言+驅動庫”的開發(fā)模式,通過這樣的開發(fā)模式,不僅可以提高開發(fā)效率,還能很好地完成多個傳感器的信息收集和處理。在連接ARM-Linux嵌入式平臺方面,采用UART 虛擬串口與嵌入式平臺進行連接通信。
本系統(tǒng)的基本實現功能如下:
(1)連接各個傳感模塊,通過輸入輸出接口獲取傳感器傳遞過來的信息并且記錄;
(2)設置定時器,在規(guī)定的單元時間內,采集各個傳感設備的信息和控制設備的狀態(tài)。將他們的信息、狀態(tài)合成數據包,通過虛擬串口發(fā)送;
(3)利通虛擬串口通信,時刻檢測來自ARM-Linux平臺發(fā)送過來的控制信號;
(4)分析串口傳遞過來的數據包,檢測數據來源確定是否合法,然后根據特定的控制代碼對單片機和各個控制模塊進行控制。
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