# Latest

**URL:** https://discourse.nodered.org/latest.md?page=1055

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

**Page:** 1056

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## [Sonos mng radio node](https://discourse.nodered.org/t/sonos-mng-radio-node/28699)

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**Author:** [@Vlak](https://discourse.nodered.org/u/Vlak)\
**Replies:** 2\
**Last updated:** [30 June 2020 20:23 UTC](https://discourse.nodered.org/t/sonos-mng-radio-node/28699 "2020-06-30T20:23:00Z")

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dear everyone, can anyone explain to me how to set up the sonos mng radio node. How do I get a desired radio station on my sonos player.

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## [Deconz zigbee install problems](https://discourse.nodered.org/t/deconz-zigbee-install-problems/29191)

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**Author:** [@michaelkpierce](https://discourse.nodered.org/u/michaelkpierce)\
**Replies:** 3\
**Last updated:** [30 June 2020 17:49 UTC](https://discourse.nodered.org/t/deconz-zigbee-install-problems/29191 "2020-06-30T17:49:56Z")

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I am able to get Node-Red to recognize the module, but it is only when the deCONZ application is running and it identifies it as Configuration tool 1 and does not identify any of the devices. I am running on a Raspberry…

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## [Dashboard wont work](https://discourse.nodered.org/t/dashboard-wont-work/29220)

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**Author:** [@jgerardi](https://discourse.nodered.org/u/jgerardi)\
**Replies:** 8\
**Last updated:** [30 June 2020 17:39 UTC](https://discourse.nodered.org/t/dashboard-wont-work/29220 "2020-06-30T17:39:00Z")

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When i try to open dashboard, i get Welcome to the Node-red dashboard. Please add some UI nodes and redeploy. The UI nodes are there. This is the log file and im wondering if it might have to do with the connection iss…

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## [Using mysql node but no joy with insert query](https://discourse.nodered.org/t/using-mysql-node-but-no-joy-with-insert-query/29234)

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**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\
**Replies:** 6\
**Last updated:** [30 June 2020 16:41 UTC](https://discourse.nodered.org/t/using-mysql-node-but-no-joy-with-insert-query/29234 "2020-06-30T16:41:29Z")

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Here is the question, how do you use msg.payload to provided values for INSERT SQL statement? I am using a node-red-node-mysql node. If I create a complete SQL INSERT statement, put it in msg.topic it works. For examp…

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## [Headless Node Red Instance?](https://discourse.nodered.org/t/headless-node-red-instance/29053)

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**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\
**Replies:** 18\
**Last updated:** [30 June 2020 16:37 UTC](https://discourse.nodered.org/t/headless-node-red-instance/29053 "2020-06-30T16:37:01Z")

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I think I know the answer to how to setup a headless instance of node red, but? Disable the admin API, Dashboard, and Editor. Am I forgetting anything? The node red instance will just execute a canned set of flows, pu…

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## [How many outputs does a chart node have?](https://discourse.nodered.org/t/how-many-outputs-does-a-chart-node-have/29238)

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**Author:** [@Colin](https://discourse.nodered.org/u/Colin)\
**Replies:** 2\
**Last updated:** [30 June 2020 16:17 UTC](https://discourse.nodered.org/t/how-many-outputs-does-a-chart-node-have/29238 "2020-06-30T16:17:38Z")

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I thought the chart node had just one output, and that is what I see when I add a ui-chart node. However, when I import the example flow from the bottom of https://github.com/node-red/node-red-dashboard/blob/master/Char…

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## [Linebreak in \<textarea\> in ui\_template](https://discourse.nodered.org/t/linebreak-in-textarea-in-ui-template/29248)

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**Author:** [@Rs3hc](https://discourse.nodered.org/u/Rs3hc)\
**Replies:** 2\
**Last updated:** [30 June 2020 16:17 UTC](https://discourse.nodered.org/t/linebreak-in-textarea-in-ui-template/29248 "2020-06-30T16:17:27Z")

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Little problem. Have a template node in which a html textarea is created. Now I would like to place some numbers (1 2 3 4) there. However, each number should be on a new line. The following attempts with control ch…

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## [Blocking a value](https://discourse.nodered.org/t/blocking-a-value/29241)

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**Author:** [@luismendes](https://discourse.nodered.org/u/luismendes)\
**Replies:** 1\
**Last updated:** [30 June 2020 15:52 UTC](https://discourse.nodered.org/t/blocking-a-value/29241 "2020-06-30T15:52:00Z")

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Is there anyway I can block an specific spring value?

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## [Restore Chart data after power outage](https://discourse.nodered.org/t/restore-chart-data-after-power-outage/29159)

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**Author:** [@Ki-va](https://discourse.nodered.org/u/Ki-va)\
**Replies:** 18\
**Last updated:** [30 June 2020 15:35 UTC](https://discourse.nodered.org/t/restore-chart-data-after-power-outage/29159 "2020-06-30T15:35:28Z")

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hi, I'm trying to save and read chart data into a context var. I'v edited the setting.js file to save the context variables into a file. In this example flow I inject random numbers to a chart and save them to a Globa…

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## [How Can Monitor All my Equipment in One in dashboard](https://discourse.nodered.org/t/how-can-monitor-all-my-equipment-in-one-in-dashboard/29202)

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**Author:** [@wtrk](https://discourse.nodered.org/u/wtrk)\
**Replies:** 4\
**Last updated:** [30 June 2020 15:27 UTC](https://discourse.nodered.org/t/how-can-monitor-all-my-equipment-in-one-in-dashboard/29202 "2020-06-30T15:27:21Z")

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Hi everyone. Im monitoring to my PLC devices. As you see photo Im only see max 6 PLC devices. If I resize smaller and add soe more PLC device, it looks not good. Is it possible to make one page and if my PLC input or o…

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## [Node Red starts very slow and Dashboard losts connection](https://discourse.nodered.org/t/node-red-starts-very-slow-and-dashboard-losts-connection/14976)

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**Author:** [@RudiRuessel](https://discourse.nodered.org/u/RudiRuessel)\
**Replies:** 16\
**Last updated:** [30 June 2020 13:29 UTC](https://discourse.nodered.org/t/node-red-starts-very-slow-and-dashboard-losts-connection/14976 "2020-06-30T13:29:15Z")

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Hello, i installed two ds18b20 sensors on my raspberry pi. I startet with one sensor about 2 weeks ago and created a node red flow so i have the temperature on my dashboard. But since today when i start node red with "s…

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## [Amqp node is not getting installed properly](https://discourse.nodered.org/t/amqp-node-is-not-getting-installed-properly/29236)

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**Author:** [@keerthi](https://discourse.nodered.org/u/keerthi)\
**Replies:** 1\
**Last updated:** [30 June 2020 15:01 UTC](https://discourse.nodered.org/t/amqp-node-is-not-getting-installed-properly/29236 "2020-06-30T15:01:11Z")

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Hi, I am trying to install amqp node for nodered. I am using this command in my windows command prompt: npm install -g node-red-contrib-amqp I am getting this error: npm WARN notsup Unsupported engine for amqplib@0.4…

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## [Get rid of the warnings gridstack.min.css and lodash.min.js not found?](https://discourse.nodered.org/t/get-rid-of-the-warnings-gridstack-min-css-and-lodash-min-js-not-found/29226)

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**Author:** [@WhiteLion](https://discourse.nodered.org/u/WhiteLion)\
**Replies:** 8\
**Last updated:** [30 June 2020 14:57 UTC](https://discourse.nodered.org/t/get-rid-of-the-warnings-gridstack-min-css-and-lodash-min-js-not-found/29226 "2020-06-30T14:57:45Z")

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My node red spawns the warnings and its annoying. I tried to fix it by installing node lodash but that didn´t help.

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## [Username and password as a input for Http Request basic authentication](https://discourse.nodered.org/t/username-and-password-as-a-input-for-http-request-basic-authentication/29208)

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**Author:** [@mchrusto](https://discourse.nodered.org/u/mchrusto)\
**Replies:** 13\
**Last updated:** [30 June 2020 14:19 UTC](https://discourse.nodered.org/t/username-and-password-as-a-input-for-http-request-basic-authentication/29208 "2020-06-30T14:19:15Z")

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Hello I am just starting with node-red. I am trying to build a Dashboard where user will need to enter IP address, username and password - these parameters will be than use to connect to other system via Http Request an…

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## [Adding function to node](https://discourse.nodered.org/t/adding-function-to-node/29160)

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**Author:** [@Mastin](https://discourse.nodered.org/u/Mastin)\
**Replies:** 4\
**Last updated:** [30 June 2020 13:52 UTC](https://discourse.nodered.org/t/adding-function-to-node/29160 "2020-06-30T13:52:08Z")

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Good morning, I am modifying the ocpp node for personal use. I have added a function that makes it reconnect if it loses the connection (this only did it if you did a deploy). The author of the module that makes the r…

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## [JSON-Editor in UI](https://discourse.nodered.org/t/json-editor-in-ui/29068)

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**Author:** [@deme](https://discourse.nodered.org/u/deme)\
**Replies:** 5\
**Last updated:** [30 June 2020 13:41 UTC](https://discourse.nodered.org/t/json-editor-in-ui/29068 "2020-06-30T13:41:56Z")

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Hello, I am trying to build a node which allows the user to edit a JSON in the UI. To provide the user some visual clues about the structure of the JSON, I wanted to use the same IDE that is used in the node-red functio…

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## [Text Input node suggestion](https://discourse.nodered.org/t/text-input-node-suggestion/29128)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 5\
**Last updated:** [30 June 2020 11:43 UTC](https://discourse.nodered.org/t/text-input-node-suggestion/29128 "2020-06-30T11:43:28Z")

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The Text Input node..... It has options so it can be limited to what it is inputting. Eg: Time, Date, Month, Text, Number, E-mail address and so on. Time. PLEASE have an option for 24 hour time.

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## [Rpc shutdown windows machine](https://discourse.nodered.org/t/rpc-shutdown-windows-machine/29183)

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**Author:** [@Jacopos94](https://discourse.nodered.org/u/Jacopos94)\
**Replies:** 2\
**Last updated:** [30 June 2020 11:28 UTC](https://discourse.nodered.org/t/rpc-shutdown-windows-machine/29183 "2020-06-30T11:28:47Z")

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i am trying to set up a way to shutdown my windows pc remotely from nodered. as of now i managed to do it through mqtt but it doesnt always work. so i used to have a raspberry pi with home assistant on it and it had a sa…

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## [If condition with a function](https://discourse.nodered.org/t/if-condition-with-a-function/25389)

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**Author:** [@Marty1982](https://discourse.nodered.org/u/Marty1982)\
**Replies:** 26\
**Last updated:** [30 June 2020 11:18 UTC](https://discourse.nodered.org/t/if-condition-with-a-function/25389 "2020-06-30T11:18:45Z")

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Hi all node red maniacs!! I'm working on a simple function condition. I'm a javascript beginner so please patience jejeje. I have to make several if conditions so far i have. let night = msg.payload let day = msg.payl…

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## [Problems with node-red-node-ui-microphone / Rly need HTTPS?](https://discourse.nodered.org/t/problems-with-node-red-node-ui-microphone-rly-need-https/29084)

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**Author:** [@WhiteLion](https://discourse.nodered.org/u/WhiteLion)\
**Replies:** 12\
**Last updated:** [30 June 2020 11:14 UTC](https://discourse.nodered.org/t/problems-with-node-red-node-ui-microphone-rly-need-https/29084 "2020-06-30T11:14:28Z")

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Well, I tried to get my voice recorded from dashboard and found this nice node: node-red-node-ui-microphone After reading the closed thread a bit I found out that the node == microphone is only accessible with "https" e…

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## [Block the message if a new value is found](https://discourse.nodered.org/t/block-the-message-if-a-new-value-is-found/29214)

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**Author:** [@luismendes](https://discourse.nodered.org/u/luismendes)\
**Replies:** 6\
**Last updated:** [30 June 2020 11:09 UTC](https://discourse.nodered.org/t/block-the-message-if-a-new-value-is-found/29214 "2020-06-30T11:09:44Z")

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Im new in node-red and I'm having a problem Using a rotary button to be able to indicate the positions manually, whenever an input receives signal from the button, turns on the led that represents the input and after 3 …

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## [Tcp in node optionally sends zero length payload on connection](https://discourse.nodered.org/t/tcp-in-node-optionally-sends-zero-length-payload-on-connection/29219)

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**Author:** [@TerrySanders](https://discourse.nodered.org/u/TerrySanders)\
**Replies:** 0\
**Last updated:** [30 June 2020 11:00 UTC](https://discourse.nodered.org/t/tcp-in-node-optionally-sends-zero-length-payload-on-connection/29219 "2020-06-30T11:00:02Z")

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There are many client/server models whereby the client connects to the server and initiates the communication by sending data. At the present moment tcp in/out nodes cannot handle this model properly. This is because the…

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## [Read USB keyboard or RFC reader connected to USB at the Raspi](https://discourse.nodered.org/t/read-usb-keyboard-or-rfc-reader-connected-to-usb-at-the-raspi/27846)

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**Author:** [@stefan24](https://discourse.nodered.org/u/stefan24)\
**Replies:** 2\
**Last updated:** [30 June 2020 10:39 UTC](https://discourse.nodered.org/t/read-usb-keyboard-or-rfc-reader-connected-to-usb-at-the-raspi/27846 "2020-06-30T10:39:25Z")

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I want to read a RFC tag with a RFC reader connected to my Raspberry Pi via USB. It acts like a keyboard with a 10-digit output on the active tty. How do I read that input with Node-RED? I saw a post on a Siemens foru…

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## [MQTT node not working after NR update](https://discourse.nodered.org/t/mqtt-node-not-working-after-nr-update/22138)

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**Author:** [@lenny1972](https://discourse.nodered.org/u/lenny1972)\
**Replies:** 12\
**Last updated:** [30 June 2020 10:22 UTC](https://discourse.nodered.org/t/mqtt-node-not-working-after-nr-update/22138 "2020-06-30T10:22:04Z")

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After updating my NR local installation (on RPI) from v 0.20.07 to the last one (v. 1.0.3) my MQTT nodes didn't connect to the MQTT broker anymore. Before updating NR I make a backup of my entire RPi MicroSD so I'm able…

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## [Mqtt like link node based on topics](https://discourse.nodered.org/t/mqtt-like-link-node-based-on-topics/27616)

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**Author:** [@cinhcet](https://discourse.nodered.org/u/cinhcet)\
**Replies:** 58\
**Last updated:** [30 June 2020 09:18 UTC](https://discourse.nodered.org/t/mqtt-like-link-node-based-on-topics/27616 "2020-06-30T09:18:46Z")

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Hi, In the beginning of my Node-RED time, I have used MQTT extensively. If I now look at old flows, I am using MQTT mainly to connect flows within the same Node-RED instance. I have the feeling that many other people …

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## [Why does the dashboard layout complete rearrange when adding an additional element?](https://discourse.nodered.org/t/why-does-the-dashboard-layout-complete-rearrange-when-adding-an-additional-element/29135)

<div class="topic-metadata">

**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\
**Replies:** 5\
**Last updated:** [30 June 2020 06:36 UTC](https://discourse.nodered.org/t/why-does-the-dashboard-layout-complete-rearrange-when-adding-an-additional-element/29135 "2020-06-30T06:36:39Z")

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Why does the dashboard layout, within a given tab, completely rearrange when adding an additional element to said tab? This is quite frustrating actually. I spent considerable time getting items placed as desired, and …

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## [Problem with node-red-contrib-i2c](https://discourse.nodered.org/t/problem-with-node-red-contrib-i2c/29123)

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**Author:** [@fpsozio](https://discourse.nodered.org/u/fpsozio)\
**Replies:** 5\
**Last updated:** [30 June 2020 06:30 UTC](https://discourse.nodered.org/t/problem-with-node-red-contrib-i2c/29123 "2020-06-30T06:30:37Z")

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Hello! I'm trying to read a Lux Sensor in my RPi4 with the i2c node, but the "i2c in" node is showing the error "Error: Invalid I2C bus number 1", but if I use the node "i2c scan", I can see the adress of all my devices …

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## [Audio Sound Level Logger](https://discourse.nodered.org/t/audio-sound-level-logger/29190)

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**Author:** [@Brew](https://discourse.nodered.org/u/Brew)\
**Replies:** 0\
**Last updated:** [29 June 2020 21:05 UTC](https://discourse.nodered.org/t/audio-sound-level-logger/29190 "2020-06-29T21:05:02Z")

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Evening all has anyone had any success with a audio level meter / logger? I've got a Adafruit I2S MEMS Microphone and an Adafruit Electret Microphone Amplifier –MAX9814 along with a MCP3008 and I'm just wondering if any…

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## [Convert modbus float \[array\] register to value](https://discourse.nodered.org/t/convert-modbus-float-array-register-to-value/26303)

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**Author:** [@luishurtado87](https://discourse.nodered.org/u/luishurtado87)\
**Replies:** 8\
**Last updated:** [29 June 2020 20:52 UTC](https://discourse.nodered.org/t/convert-modbus-float-array-register-to-value/26303 "2020-06-29T20:52:28Z")

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Hello, I am very new at Node-red but I am trying to create a dashboard for some of the modbus data of a syste. However, I am having problems reading 32-bit floating point values (16-bit integers are ok). And I was hopin…

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## [Send message using keypress event](https://discourse.nodered.org/t/send-message-using-keypress-event/29175)

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**Author:** [@dhanasekar](https://discourse.nodered.org/u/dhanasekar)\
**Replies:** 1\
**Last updated:** [29 June 2020 19:40 UTC](https://discourse.nodered.org/t/send-message-using-keypress-event/29175 "2020-06-29T19:40:51Z")

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I am using ui\_template. I would like to send payload at the time of clicking "enter" key. I am using the below script. but not working. But alert function working fine in keypress event. \<script\> $(…

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