求助 关于arduino连接问题

sichon1023

由于arduino每秒出结果,所以NODE-RED的debug也一直每秒出结果,请问有功能可以做到出现变化debug才执行一次结果吗?因为想做有警报,才寄MAIL的功能

[
    {
        "id": "086263e8695f0017",
        "type": "tab",
        "label": "流程4",
        "disabled": false,
        "info": "",
        "env": []
    },
    {
        "id": "710d5031b9e19577",
        "type": "inject",
        "z": "086263e8695f0017",
        "name": "",
        "props": [
            {
                "p": "payload"
            },
            {
                "p": "topic",
                "vt": "str"
            }
        ],
        "repeat": "1",
        "crontab": "",
        "once": true,
        "onceDelay": "1",
        "topic": "",
        "payload": "test",
        "payloadType": "str",
        "x": 130,
        "y": 200,
        "wires": [
            [
                "a46811765e1b8edb"
            ]
        ]
    },
    {
        "id": "a46811765e1b8edb",
        "type": "debug",
        "z": "086263e8695f0017",
        "name": "debug 7",
        "active": false,
        "tosidebar": true,
        "console": false,
        "tostatus": false,
        "complete": "payload",
        "targetType": "msg",
        "statusVal": "",
        "statusType": "auto",
        "x": 340,
        "y": 160,
        "wires": []
    },
    {
        "id": "941bacd4b65143c9",
        "type": "serial in",
        "z": "086263e8695f0017",
        "name": "arduino",
        "serial": "14a59ae90859999f",
        "x": 130,
        "y": 120,
        "wires": [
            [
                "a46811765e1b8edb"
            ]
        ]
    },
    {
        "id": "14a59ae90859999f",
        "type": "serial-port",
        "serialport": "COM5",
        "serialbaud": "9600",
        "databits": "8",
        "parity": "none",
        "stopbits": "1",
        "waitfor": "",
        "dtr": "none",
        "rts": "none",
        "cts": "none",
        "dsr": "none",
        "newline": "\\n",
        "bin": "false",
        "out": "char",
        "addchar": "",
        "responsetimeout": "10000"
    }
]

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602293544

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