# Latest

**URL:** https://discourse.nodered.org/latest.md?page=1182

[Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md)

**Page:** 1183

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## [SIEMENS IOT Gateway I/O Module Node](https://discourse.nodered.org/t/siemens-iot-gateway-i-o-module-node/19634)

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**Author:** [@wschua](https://discourse.nodered.org/u/wschua)\
**Replies:** 0\
**Last updated:** [27 December 2019 09:29 UTC](https://discourse.nodered.org/t/siemens-iot-gateway-i-o-module-node/19634 "2019-12-27T09:29:46Z")

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Hello all, I am unable to find the nodes for the SIEMENS IOT Gateway I/O Module Node for the following add on for the SIEMENS IOT Gateway: SIMATIC IOT2000, Input Modul sink/source, 10x DI, ARDUINO Shield for SIMATIC IO…

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## [Execute flows only if UI needs the data / highlight outdated data on UI](https://discourse.nodered.org/t/execute-flows-only-if-ui-needs-the-data-highlight-outdated-data-on-ui/19616)

<div class="topic-metadata">

**Author:** [@joergensen](https://discourse.nodered.org/u/joergensen)\
**Replies:** 2\
**Last updated:** [27 December 2019 08:00 UTC](https://discourse.nodered.org/t/execute-flows-only-if-ui-needs-the-data-highlight-outdated-data-on-ui/19616 "2019-12-27T08:00:51Z")

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Hi, I'm quite new dealing with Node-Red and have a couple of requirements where I don't find anything in the Web. This question is about just executing certain nodes if the data is requested by the UI. Situation: Flow…

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## [Node Red Outputs Lits](https://discourse.nodered.org/t/node-red-outputs-lits/19630)

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**Author:** [@KELVINHAN95](https://discourse.nodered.org/u/KELVINHAN95)\
**Replies:** 1\
**Last updated:** [27 December 2019 07:43 UTC](https://discourse.nodered.org/t/node-red-outputs-lits/19630 "2019-12-27T07:43:59Z")

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Other than msg.topic, msg.payload, msg.reset, what other form of outputs are there?

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## [In a follow up to collapsable dashboard suggestion](https://discourse.nodered.org/t/in-a-follow-up-to-collapsable-dashboard-suggestion/19623)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 0\
**Last updated:** [27 December 2019 00:56 UTC](https://discourse.nodered.org/t/in-a-follow-up-to-collapsable-dashboard-suggestion/19623 "2019-12-27T00:56:23Z")

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With a lot of help from @Andrei who did the real work, this is something people who want to use the collapsible group option and see if there is anything hiding that needs attention. This one There are two versions of …

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## [Node-RED working on Raspberri Pi but not on PC!](https://discourse.nodered.org/t/node-red-working-on-raspberri-pi-but-not-on-pc/19592)

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**Author:** [@saeed1](https://discourse.nodered.org/u/saeed1)\
**Replies:** 2\
**Last updated:** [26 December 2019 19:50 UTC](https://discourse.nodered.org/t/node-red-working-on-raspberri-pi-but-not-on-pc/19592 "2019-12-26T19:50:38Z")

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I am reading data of a humidity sensor with Node-RED I am using Arduino Uno + Ethernet shield to publish data by using mqtt. I am publishing data after each 3 seconds. Data is just single value like 30 I am us…

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## [Save a daily csv file of sensor data](https://discourse.nodered.org/t/save-a-daily-csv-file-of-sensor-data/19562)

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**Author:** [@YairHach](https://discourse.nodered.org/u/YairHach)\
**Replies:** 5\
**Last updated:** [26 December 2019 19:45 UTC](https://discourse.nodered.org/t/save-a-daily-csv-file-of-sensor-data/19562 "2019-12-26T19:45:32Z")

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Hey, I connected 2 xiaomi temp sensors to my Node-RED. They send a msg every 30 min, i want to save the data to a csv file and "close" the file every day. Every timestamp with data get a row in the csv with the same h…

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## [Change node credentials at runtime](https://discourse.nodered.org/t/change-node-credentials-at-runtime/19590)

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**Author:** [@alexkn](https://discourse.nodered.org/u/alexkn)\
**Replies:** 1\
**Last updated:** [26 December 2019 10:14 UTC](https://discourse.nodered.org/t/change-node-credentials-at-runtime/19590 "2019-12-26T10:14:18Z")

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In my node I use an API with OAuth authentication. I save the refresh token in the node credentials. When the access token is refreshed, the API also returns a new refresh token. How can I save the new refresh token i…

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## [How to input message and display it](https://discourse.nodered.org/t/how-to-input-message-and-display-it/19580)

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**Author:** [@KELVINHAN95](https://discourse.nodered.org/u/KELVINHAN95)\
**Replies:** 2\
**Last updated:** [26 December 2019 08:56 UTC](https://discourse.nodered.org/t/how-to-input-message-and-display-it/19580 "2019-12-26T08:56:57Z")

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Hi, I need help to create a flow for the one highlighted in yellow. Basically, when my guy click on the "stop", first a pop up message will as, ARE YOU SURE? Then, If my guy click "yes" to the previous output, another…

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## [Kismet to NodeRed](https://discourse.nodered.org/t/kismet-to-nodered/19587)

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**Author:** [@serine8](https://discourse.nodered.org/u/serine8)\
**Replies:** 1\
**Last updated:** [26 December 2019 08:23 UTC](https://discourse.nodered.org/t/kismet-to-nodered/19587 "2019-12-26T08:23:36Z")

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I want to build an web UI from kismet log and want to use node red, do you have any idea how to do it?

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## [Can I use node-red in product? Should I need to buy some licenses?](https://discourse.nodered.org/t/can-i-use-node-red-in-product-should-i-need-to-buy-some-licenses/19585)

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**Author:** [@nimish21](https://discourse.nodered.org/u/nimish21)\
**Replies:** 1\
**Last updated:** [26 December 2019 07:02 UTC](https://discourse.nodered.org/t/can-i-use-node-red-in-product-should-i-need-to-buy-some-licenses/19585 "2019-12-26T07:02:12Z")

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Hello, I am creating an IOT Industrial Product, I need to program the device using Node-Red can I use the node-red for the production and product?

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## [Bugs in node-red-contrib-huemagic 2.1.0](https://discourse.nodered.org/t/bugs-in-node-red-contrib-huemagic-2-1-0/19576)

<div class="topic-metadata">

**Author:** [@parasaurolophus](https://discourse.nodered.org/u/parasaurolophus)\
**Replies:** 0\
**Last updated:** [25 December 2019 16:38 UTC](https://discourse.nodered.org/t/bugs-in-node-red-contrib-huemagic-2-1-0/19576 "2019-12-25T16:38:04Z")

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Latest release caused all my existing hue-related flows to break due to no longer forwarding events. I was able to fix this for flows that use group nodes by reconfiguring all existing nodes. Work-around was to check t…

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## [How can I use node red node in contrib node](https://discourse.nodered.org/t/how-can-i-use-node-red-node-in-contrib-node/19570)

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**Author:** [@kiran007](https://discourse.nodered.org/u/kiran007)\
**Replies:** 0\
**Last updated:** [25 December 2019 10:55 UTC](https://discourse.nodered.org/t/how-can-i-use-node-red-node-in-contrib-node/19570 "2019-12-25T10:55:57Z")

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Hi, I created data required for http request in one contrib node and in same code I want request to server. I tried with "request" library it is working, but it requires extra library to install with npm. Thanks

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## [Working with context in function nodes](https://discourse.nodered.org/t/working-with-context-in-function-nodes/19567)

<div class="topic-metadata">

**Author:** [@krambriw](https://discourse.nodered.org/u/krambriw)\
**Replies:** 4\
**Last updated:** [25 December 2019 10:29 UTC](https://discourse.nodered.org/t/working-with-context-in-function-nodes/19567 "2019-12-25T10:29:12Z")

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While working/writing code in some function nodes, it just came to my mind that I'm missing a method/function I have some code that is used in a simulator that runs several iterations and I would like it to start "clean…

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## [How to add \\0x1A (EOF) in inject node](https://discourse.nodered.org/t/how-to-add-0x1a-eof-in-inject-node/19549)

<div class="topic-metadata">

**Author:** [@AungKL](https://discourse.nodered.org/u/AungKL)\
**Replies:** 2\
**Last updated:** [25 December 2019 06:54 UTC](https://discourse.nodered.org/t/how-to-add-0x1a-eof-in-inject-node/19549 "2019-12-25T06:54:02Z")

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Hello, I'm writing a code for sending SMS with Raspberry Pi and GSM USB dongle. I have a problem with inject node in writing a EOF character in JSON format. The flow is as follow: \[{"id":"d8eb11d.efd40f","type":"tab",…

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## [Help with how to create messages with \`inject\` node](https://discourse.nodered.org/t/help-with-how-to-create-messages-with-inject-node/19564)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 4\
**Last updated:** [24 December 2019 23:30 UTC](https://discourse.nodered.org/t/help-with-how-to-create-messages-with-inject-node/19564 "2019-12-24T23:30:11Z")

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Usually the inject node injects stuff in msg.payload. You can edit the topic in another field. Just because I want to optimise node usage: Is there a way to make the inject node send a msg.flush message? I'm guessing…

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## [CSV read is adding spaces - How to Stop](https://discourse.nodered.org/t/csv-read-is-adding-spaces-how-to-stop/19552)

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**Author:** [@Brew](https://discourse.nodered.org/u/Brew)\
**Replies:** 3\
**Last updated:** [24 December 2019 22:58 UTC](https://discourse.nodered.org/t/csv-read-is-adding-spaces-how-to-stop/19552 "2019-12-24T22:58:35Z")

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Hi there forum, can someone help me I'm trying to execute a CSV file to control / change my NeoPixels all connected to my Raspberry Pi. When I read out the CSV file each line bar the last has a space added to the end of…

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## [Node-RED stops publishing and Subsribing](https://discourse.nodered.org/t/node-red-stops-publishing-and-subsribing/19540)

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**Author:** [@saeed1](https://discourse.nodered.org/u/saeed1)\
**Replies:** 6\
**Last updated:** [24 December 2019 20:59 UTC](https://discourse.nodered.org/t/node-red-stops-publishing-and-subsribing/19540 "2019-12-24T20:59:49Z")

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I am controlling an led with a push button. It works fine manually. Then i controlled it by using node-RED . It works also fine for 40 seconds, after it Node-RED becomes unfunctional. I am running mosquitto and Node-RED …

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## [Improper interface](https://discourse.nodered.org/t/improper-interface/19548)

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**Author:** [@saeed1](https://discourse.nodered.org/u/saeed1)\
**Replies:** 4\
**Last updated:** [24 December 2019 19:32 UTC](https://discourse.nodered.org/t/improper-interface/19548 "2019-12-24T19:32:18Z")

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Hi , i have installed node-red on raspberri pi. I am not getting the proper default view. I am missing information , debug and dashboard tab on righ side!!! I cant see the debuged messages. please help me

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## [Updating dependencies from the pallete](https://discourse.nodered.org/t/updating-dependencies-from-the-pallete/19201)

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**Author:** [@maxwellhadley](https://discourse.nodered.org/u/maxwellhadley)\
**Replies:** 2\
**Last updated:** [24 December 2019 18:25 UTC](https://discourse.nodered.org/t/updating-dependencies-from-the-pallete/19201 "2019-12-24T18:25:58Z")

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I have just updated node-rfxcom, which is a dependency of node-red-contrib-rfxcom. What is the preferred way to update the dependencies of a pallet installed node? (and their dependencies, etc)

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## [Feature request: ui-control to deliver array of actual connected clients](https://discourse.nodered.org/t/feature-request-ui-control-to-deliver-array-of-actual-connected-clients/19544)

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**Author:** [@Christian-Me](https://discourse.nodered.org/u/Christian-Me)\
**Replies:** 7\
**Last updated:** [24 December 2019 12:44 UTC](https://discourse.nodered.org/t/feature-request-ui-control-to-deliver-array-of-actual-connected-clients/19544 "2019-12-24T12:44:04Z")

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Hello, I currently develop a flow that should show different data to different clients. I keep track on the connect and lost messages from the ui-control node but it always happen that I miss lost messages (i.e. when th…

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## [Read serial and extract reading](https://discourse.nodered.org/t/read-serial-and-extract-reading/19513)

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**Author:** [@Bjoern77](https://discourse.nodered.org/u/Bjoern77)\
**Replies:** 7\
**Last updated:** [24 December 2019 11:39 UTC](https://discourse.nodered.org/t/read-serial-and-extract-reading/19513 "2019-12-24T11:39:58Z")

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Hello Perhaps you can help me. I am new with Node-Red. I want to read from my serial (USB) on a Raspberry. The incoming data are coming from a oiltank level ultrasonic sensor. The sensor is sending every 60min data. …

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## [NODE-RED-android](https://discourse.nodered.org/t/node-red-android/19160)

<div class="topic-metadata">

**Author:** [@Lyes16](https://discourse.nodered.org/u/Lyes16)\
**Replies:** 6\
**Last updated:** [24 December 2019 11:11 UTC](https://discourse.nodered.org/t/node-red-android/19160 "2019-12-24T11:11:35Z")

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good evening I just installed node-red on android "red-lite" I want to send data and display them on android from my esp8266, the problem is that after declaring the ip address of the interface, my ESP cannot connect …

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## [Interval function node](https://discourse.nodered.org/t/interval-function-node/19532)

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**Author:** [@KELVINHAN95](https://discourse.nodered.org/u/KELVINHAN95)\
**Replies:** 2\
**Last updated:** [24 December 2019 10:45 UTC](https://discourse.nodered.org/t/interval-function-node/19532 "2019-12-24T10:45:11Z")

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Is it possible to create a function node code which can do this. If receive a topic "Start" will send a signal out at one second interval. And when receive a topic "Stop" will stop the previous signal from going out.

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## [Ui\_template momentary buttons multi touch](https://discourse.nodered.org/t/ui-template-momentary-buttons-multi-touch/19538)

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**Author:** [@vv3Ak](https://discourse.nodered.org/u/vv3Ak)\
**Replies:** 0\
**Last updated:** [24 December 2019 07:47 UTC](https://discourse.nodered.org/t/ui-template-momentary-buttons-multi-touch/19538 "2019-12-24T07:47:16Z")

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Hello, I have an issue with multi touch in template. I want to make 4 buttons for controlling car and I need to make it work with multi touch. Here is my code in template. flows.json (2.1 KB)

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## [Wpi issues in function node for controling gpio pins from function node](https://discourse.nodered.org/t/wpi-issues-in-function-node-for-controling-gpio-pins-from-function-node/19272)

<div class="topic-metadata">

**Author:** [@vv3Ak](https://discourse.nodered.org/u/vv3Ak)\
**Replies:** 14\
**Last updated:** [24 December 2019 07:40 UTC](https://discourse.nodered.org/t/wpi-issues-in-function-node-for-controling-gpio-pins-from-function-node/19272 "2019-12-24T07:40:08Z")

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hey, I have an issue with wpi.setup(); var wpi = context.global.wpi; wpi.setup(); 17.12.2019, 20:18:43node: Move!function : (error) "TypeError: Cannot read property 'Setup' of undefined" can anyone help me with som…

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## [Formatting html text](https://discourse.nodered.org/t/formatting-html-text/19530)

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**Author:** [@roland\_manor](https://discourse.nodered.org/u/roland_manor)\
**Replies:** 1\
**Last updated:** [24 December 2019 05:34 UTC](https://discourse.nodered.org/t/formatting-html-text/19530 "2019-12-24T05:34:33Z")

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Hi, I am new to node-red. I am building a home automation system. I receive weather from mqtt and my weather station, and want to use a forecast from weatherzone here in Australia. Here is a demo of what I am getting…

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## [Node always sends a "1" for 5 seconds and then a "0" for 5 seconds](https://discourse.nodered.org/t/node-always-sends-a-1-for-5-seconds-and-then-a-0-for-5-seconds/19518)

<div class="topic-metadata">

**Author:** [@seppel1078](https://discourse.nodered.org/u/seppel1078)\
**Replies:** 4\
**Last updated:** [23 December 2019 23:31 UTC](https://discourse.nodered.org/t/node-always-sends-a-1-for-5-seconds-and-then-a-0-for-5-seconds/19518 "2019-12-23T23:31:15Z")

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Hi there, I need a simple thing, but I kind of stand on the tube. I just need a node that throws a "1" and then a "0" (or true/false) every 5 seconds. I tried the trigger, unfortunately I can only set the time length f…

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## [Ok, I'm missing something abut HTTPS settings](https://discourse.nodered.org/t/ok-im-missing-something-abut-https-settings/19493)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 22\
**Last updated:** [23 December 2019 23:27 UTC](https://discourse.nodered.org/t/ok-im-missing-something-abut-https-settings/19493 "2019-12-23T23:27:18Z")

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So, in the settings.js file there is mention of https. // The following property can be used to enable HTTPS // See http://nodejs.org/api/https.html#https\_https\_createserver\_options\_requestlistener // for de…

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## ["Modified" node but not deploy button](https://discourse.nodered.org/t/modified-node-but-not-deploy-button/19525)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 0\
**Last updated:** [23 December 2019 22:44 UTC](https://discourse.nodered.org/t/modified-node-but-not-deploy-button/19525 "2019-12-23T22:44:26Z")

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I was/am looking at some flows and noticed that a chart node was showing as modified with the blue dot top right of the node yet the deploy button wasn't red. Thoughts?

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## [Scraping HTML for Home Assistant, need help with loop](https://discourse.nodered.org/t/scraping-html-for-home-assistant-need-help-with-loop/19524)

<div class="topic-metadata">

**Author:** [@hulkhaugen](https://discourse.nodered.org/u/hulkhaugen)\
**Replies:** 1\
**Last updated:** [23 December 2019 22:27 UTC](https://discourse.nodered.org/t/scraping-html-for-home-assistant-need-help-with-loop/19524 "2019-12-23T22:27:56Z")

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I made a scraping sensor for HA yesterday and all the data is collected as it should. However, i want to repeat this whole process for several URLs. For the moment, i've entered the inject node payload manually, but what…

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