HI, I'm new to Node Red I have RFID reader which works on TCPIP and i need to connect reader using TCPIP and its port i.e. 2189 I'm unable to connect Reader and get data from reader using Node red. I need to connect reader and get RFID tag data as and when it reads it should through data and i sh…

Thanks and appreciate your prompt reply. please find attached code tried by myself. [{"id":"299e1981.268db6","type":"tab","label":"Flow 2","disabled":false,"info":""},{"id":"6173d535.077d9c","type":"inject","z":"299e1981.268db6","name":"","topic":"","payload":"read","payloadType":"str","repeat":""…

Unfortunately your flow isn't currently importable.Please read the following post How to share code or flow json and then edit the above message.

[{"id":"299e1981.268db6","type":"tab","label":"Flow 2","disabled":false,"info":""},{"id":"6173d535.077d9c","type":"inject","z":"299e1981.268db6","name":"","topic":"","payload":"read","payloadType":"str","repeat":"","crontab":"","once":false,"onceDelay":0.1,"x":190,"y":120,"wires":[["990451fe.b3224"]…

Still not... do it again but replace the "Preformatted text" that shows when you click on </> by your flow.

I will share you code shortly Thanks for immediate response.

Can you share a sample link showing TCPIP receiving data!

[image] H2172412: {"id":"6bb40740.261c28","type":"tcp request","z":"299e1981.268db6","server":"localhost","port":"90","out":"time","splitc":"0","name":"","x":930,"y":300,"wires":}, So you appear to be trying to connect to port 90 on the same machine that Node-RED is running (localhost) ? Are…

[{"id":"299e1981.268db6","type":"tab","label":"Flow 2","disabled":false,"info":""},{"id":"6173d535.077d9c","type":"inject","z":"299e1981.268db6","name":"","topic":"","payload":"read","payloadType":"str","repeat":"","crontab":"","once":false,"onceDelay":0.1,"x":190,"y":120,"wires":[["990451fe.b3224"]…

Export your flow again and follow this topic [image] How to share code or flow json FAQs To share code samples or flow json in this forum, you need to take care to format it properly so that it is displayed correctly. The easiest way to do that is to click the 'Preformatt…

Node-RED

Node-RED Forum

TCP IP Send receive data

General

bakman2 10 September 2019 07:39 13

Export your flow again and follow this topic

Topic		Replies	Views
Does Node Red work with NFC tags? General	30	6493	5 October 2020
Creating a fetch/write request to retrieve data from a PLC Industrial	20	807	1 February 2024
NodeRed TCP OUT Node Success Response General	16	601	13 September 2023
TCP/IP Server in Node-RED General	5	537	18 August 2022
Send message on tcp node General	18	659	29 January 2023

Copyright OpenJS Foundation and Node-RED contributors. All rights reserved. The OpenJS Foundation has registered trademarks and uses trademarks. For a list of trademarks of the OpenJS Foundation, please see our Trademark Policy and Trademark List. Trademarks and logos not indicated on the list of OpenJS Foundation trademarks are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them.

TCP IP Send receive data

Related topics