# How to send data from serial port to NodeRED?

**URL:** <https://discourse.nodered.org/t/how-to-send-data-from-serial-port-to-nodered/35189>\
**Category:** General\
**Created:** [2 November 2020 06:13 UTC](https://discourse.nodered.org/t/how-to-send-data-from-serial-port-to-nodered/35189 "2020-11-02T06:13:33Z")\
**Posts on this page:** 6\
**Page:** 1

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**Author:** ![alex1](https://avatars.discourse-cdn.com/v4/letter/a/898d66/32.png) [@alex1](https://discourse.nodered.org/u/alex1)\
**Post date:** [2 November 2020 06:13 UTC](https://discourse.nodered.org/t/how-to-send-data-from-serial-port-to-nodered/35189/1 "2020-11-02T06:13:33Z")

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![image](https://us1.discourse-cdn.com/flex026/uploads/nodered/original/3X/9/6/96af3b1f7ea7bc275bb9117d01ccc27221e2396f.png) ![image](https://us1.discourse-cdn.com/flex026/uploads/nodered/original/3X/a/1/a1862c75fb1a16ddea3c563f23415662ac5321d3.png)  
Im connecting my wireless USB barcode scanner with my raspberry Pi Zero W. Im able to receive the data using pi zero but not for Node-RED. There is no message being show up. Can anyone help in this matter?

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**Author:** ![edje11](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/edje11/32/572_2.png) [@edje11](https://discourse.nodered.org/u/edje11)\
**Post date:** [2 November 2020 09:34 UTC](https://discourse.nodered.org/t/how-to-send-data-from-serial-port-to-nodered/35189/2 "2020-11-02T09:34:22Z")

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Looking at the second screenshot your barcode reader emulates a keyboard.  
So you must look for node that can capture HID devices or maybe you can reconfigure your scanner to output serial data

Tip: [https://flows.nodered.org/node/node-red-contrib-usbhid](https://flows.nodered.org/node/node-red-contrib-usbhid)

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**Author:** ![alex1](https://avatars.discourse-cdn.com/v4/letter/a/898d66/32.png) [@alex1](https://discourse.nodered.org/u/alex1)\
**Post date:** [2 November 2020 10:45 UTC](https://discourse.nodered.org/t/how-to-send-data-from-serial-port-to-nodered/35189/3 "2020-11-02T10:45:14Z")

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Ok. I will try to use it later on. So, the normal serial in node is not really suitable for this case?

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**Author:** ![alex1](https://avatars.discourse-cdn.com/v4/letter/a/898d66/32.png) [@alex1](https://discourse.nodered.org/u/alex1)\
**Post date:** [2 November 2020 23:56 UTC](https://discourse.nodered.org/t/how-to-send-data-from-serial-port-to-nodered/35189/4 "2020-11-02T23:56:00Z")

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I am not able to install the palette

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**Author:** ![alex1](https://avatars.discourse-cdn.com/v4/letter/a/898d66/32.png) [@alex1](https://discourse.nodered.org/u/alex1)\
**Post date:** [3 November 2020 08:22 UTC](https://discourse.nodered.org/t/how-to-send-data-from-serial-port-to-nodered/35189/5 "2020-11-03T08:22:22Z")

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Im able to install the palette after changing my Node.js version to v8.12.0. Now i can proceeds to convert the data obtain from my scanner. Thanks alot.🙂

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**Author:** ![system](https://us1.discourse-cdn.com/flex026/uploads/nodered/original/1X/d073cd938eafa2e558d7c2cd59003b3ef4963033.png) [@system](https://discourse.nodered.org/u/system)\
**Post date:** [2 January 2021 08:22 UTC](https://discourse.nodered.org/t/how-to-send-data-from-serial-port-to-nodered/35189/6 "2021-01-02T08:22:24Z")

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