Raspberry pi LCD I2C Node-red

Raspberry pi LCD I2C Node-red; LCD1604; LCD2004; LCD1602; Raspberry pi 4; Raspberry pi 3
#Raspberry pi #LCD I2C Node-red #node-red
Nodes for installation:
node-red-contrib-counter
node-red-contrib-pcf8574-lcd
node-red-contrib-simpletime
node-red flows:
[
{
"id": "b9e384f09412b91a",
"type": "tab",
"label": "Flow 1",
"disabled": false,
"info": ""
},
{
"id": "9d260ceac167dc65",
"type": "function",
"z": "b9e384f09412b91a",
"name": "",
"func": "msg.payload = [\n {\n \"clear\": false,\n \"text\": \"DATA WELL 3:\",\n \"alignment\": \"left\"\n },\n {\"clear\": false,\n \"text\": msg.nam1,\n \"alignment\": \"left\"},\n {\"clear\": false,\n \"text\": msg.myymd,\n \"alignment\": \"left\"},\n {\"clear\": false,\n \"text\": msg.mytimes,\n \"alignment\": \"left\"\n \n }\n]\nreturn msg;",
"outputs": 1,
"noerr": 0,
"initialize": "",
"finalize": "",
"libs": [],
"x": 440,
"y": 380,
"wires": [
[
"84528b5dd001a2db"
]
]
},
{
"id": "84528b5dd001a2db",
"type": "trigger",
"z": "b9e384f09412b91a",
"name": "",
"op1": "",
"op2": "",
"op1type": "nul",
"op2type": "payl",
"duration": "1",
"extend": true,
"overrideDelay": false,
"units": "s",
"reset": "",
"bytopic": "all",
"topic": "topic",
"outputs": 1,
"x": 480,
"y": 180,
"wires": [
[
"e36268d363ed1c07"
]
]
},
{
"id": "e36268d363ed1c07",
"type": "LCD-I2C",
"z": "b9e384f09412b91a",
"name": "",
"variant": "PCF8574",
"size": "20x4",
"x": 660,
"y": 240,
"wires": []
},
{
"id": "0ab39c0115136671",
"type": "inject",
"z": "b9e384f09412b91a",
"name": "",
"props": [
{
"p": "payload"
},
{
"p": "topic",
"vt": "str"
}
],
"repeat": "1",
"crontab": "",
"once": false,
"onceDelay": "10",
"topic": "",
"payload": "",
"payloadType": "num",
"x": 150,
"y": 60,
"wires": [
[
"a5b6d4fa6888ba12",
"838070cc24f8665d"
]
]
},
{
"id": "a5b6d4fa6888ba12",
"type": "counter",
"z": "b9e384f09412b91a",
"name": "",
"init": "0",
"step": "1",
"lower": null,
"upper": null,
"mode": "increment",
"outputs": "1",
"x": 440,
"y": 80,
"wires": [
[
"65385bb0ec097da7"
]
]
},
{
"id": "65385bb0ec097da7",
"type": "function",
"z": "b9e384f09412b91a",
"name": "",
"func": "msg.total = msg.count;\nmsg.total=(msg.total/450);\nmsg.nam = msg.total.toFixed(3);\nmsg.nam1=\"Total: \"\nmsg.nam +=\"(m3)\";\nmsg.nam1+=msg.nam\nreturn msg;\n",
"outputs": 1,
"noerr": 0,
"initialize": "",
"finalize": "",
"libs": [],
"x": 320,
"y": 120,
"wires": [
[
"3215cecf9a10a6f9"
]
]
},
{
"id": "838070cc24f8665d",
"type": "simpletime",
"z": "b9e384f09412b91a",
"name": "",
"mydate": false,
"myymd": true,
"myyear": false,
"mymonth": false,
"mymonthn": false,
"mydom": false,
"mydoy": false,
"myday": false,
"myhourpm": false,
"myhour": false,
"mytime": false,
"mytimes": true,
"myminute": false,
"myminutes": false,
"mysecond": false,
"mymillis": false,
"myepoch": false,
"myrawdate": false,
"mypm": false,
"x": 110,
"y": 160,
"wires": [
[
"3215cecf9a10a6f9"
]
]
},
{
"id": "3215cecf9a10a6f9",
"type": "join",
"z": "b9e384f09412b91a",
"name": "",
"mode": "custom",
"build": "array",
"property": "payload",
"propertyType": "msg",
"key": "topic",
"joiner": "\\n",
"joinerType": "str",
"accumulate": false,
"timeout": "",
"count": "4",
"reduceRight": false,
"reduceExp": "",
"reduceInit": "",
"reduceInitType": "",
"reduceFixup": "",
"x": 410,
"y": 320,
"wires": [
[
"9d260ceac167dc65"
]
]
}
]