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智能家居HomeAssistant使用Node-RED的delay節(jié)點的教程(七)

2022-12-28 16:06 作者:楚辭起名189889199  | 我要投稿

今天來說【智能家居HomeAssistant使用Node-RED的delay節(jié)點的教程】內(nèi)容


delay節(jié)點可以對節(jié)點的消息進行延遲發(fā)送或限制,有兩種延遲方式:一種是延遲每一條消息,第二種是限制信息的速率。如果信息量太大的話,服務(wù)器性能不夠,就可以使用該節(jié)點來限制一定時間內(nèi)通過允許通過多少條,同時也可以在流中重置延遲的時間,很容易就復(fù)現(xiàn)一些耗時任務(wù)的中間狀態(tài)的變化。


圖片


[{"id":"322871f70e871937","type":"tab","label":"daochu","disabled":false,"info":"","env":[]},{"id":"059beb765991c435","type":"inject","z":"322871f70e871937","name":"","props":[{"p":"payload"},{"p":"topic","vt":"str"}],"repeat":"","crontab":"","once":false,"onceDelay":0.1,"topic":"","payload":"","payloadType":"date","x":370,"y":300,"wires":[["0d92e55bf17714b1"]]},{"id":"cace5a01fd1eaefc","type":"debug","z":"322871f70e871937","name":"","active":true,"tosidebar":true,"console":false,"tostatus":false,"complete":"false","statusVal":"","statusType":"auto","x":690,"y":300,"wires":[]},{"id":"0d92e55bf17714b1","type":"delay","z":"322871f70e871937","name":"","pauseType":"delay","timeout":"5","timeoutUnits":"seconds","rate":"1","nbRateUnits":"1","rateUnits":"second","randomFirst":"1","randomLast":"5","randomUnits":"seconds","drop":false,"allowrate":false,"outputs":1,"x":520,"y":300,"wires":[["cace5a01fd1eaefc"]]}]


以上就是【智能家居HomeAssistant使用Node-RED的delay節(jié)點的教程】內(nèi)容


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