節點控(kong)(kong)(kong)制(zhi)器用(yong)于循環檢測所接(jie)探測器的狀(zhuang)態，并將有關信息上(shang)傳到中(zhong)(zhong)央控(kong)(kong)(kong)制(zhi)器（我們建議每(mei)一個節點控(kong)(kong)(kong)制(zhi)器連接(jie)控(kong)(kong)(kong)制(zhi)64位(wei)終端），用(yong)于連接(jie)中(zhong)(zhong)央控(kong)(kong)(kong)制(zhi)器和(he)車位(wei)探測器、LED顯示(shi)屏(ping)等，采(cai)用(yong)RS485、CAN總線混合通訊機制(zhi)，解(jie)決長距離通訊不(bu)可(ke)靠的問題(ti)、網絡節點數擴(kuo)展問題(ti)、分組管理問題(ti)等。
