# Hardware

**URL:** https://discourse.nodered.org/c/hardware/16.md?page=10

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**Page:** 11

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## [Temperature Sensors Xiaomi LYWSD03MMC to Siemens LOGO](https://discourse.nodered.org/t/temperature-sensors-xiaomi-lywsd03mmc-to-siemens-logo/42503)

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**Author:** [@klio-klio](https://discourse.nodered.org/u/klio-klio)\
**Replies:** 0\
**Last updated:** [11 March 2021 19:05 UTC](https://discourse.nodered.org/t/temperature-sensors-xiaomi-lywsd03mmc-to-siemens-logo/42503 "2021-03-11T19:05:19Z")

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Hello. I am going to send the values ​​of the temperature sensors from Xiaomi LYWSD03MMC that I have integrated in Homeassistant to Siemens LOGO! 8 via Node-Red. A connection has been established to LOGO! 8 via contrib-…

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## [New router, broker IP question](https://discourse.nodered.org/t/new-router-broker-ip-question/42230)

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**Author:** [@SteveMann](https://discourse.nodered.org/u/SteveMann)\
**Replies:** 11\
**Last updated:** [10 March 2021 09:18 UTC](https://discourse.nodered.org/t/new-router-broker-ip-question/42230 "2021-03-10T09:18:48Z")

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Here's the problem. I installed Mosquitto on a Raspberry Pi a bit more then two years ago. The router DHCP assigned 192.168.1.124 to the Pi, and I marked it as a permanent lease in the router. Now, I am planning a migr…

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## [Microcontroller from the RPi Foundation](https://discourse.nodered.org/t/microcontroller-from-the-rpi-foundation/39511)

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**Author:** [@drmibell](https://discourse.nodered.org/u/drmibell)\
**Replies:** 26\
**Last updated:** [7 March 2021 16:47 UTC](https://discourse.nodered.org/t/microcontroller-from-the-rpi-foundation/39511 "2021-03-07T16:47:32Z")

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This is an interesting announcement: At first glance, they seem to have made some clever hardware design choices, and there are lots of options for the software development environment. I don't plan to buy one or dig d…

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## [Shelly 1 get status](https://discourse.nodered.org/t/shelly-1-get-status/42128)

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**Author:** [@sfedo](https://discourse.nodered.org/u/sfedo)\
**Replies:** 10\
**Last updated:** [6 March 2021 15:34 UTC](https://discourse.nodered.org/t/shelly-1-get-status/42128 "2021-03-06T15:34:54Z")

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hello, I would like to use shelly1 but have not yet found the right communication for me. Since I only have switches installed at home, I would like to query the switch with shelly1 and send the status to node-red and …

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## [A small wall mount PI Zero with touch screen](https://discourse.nodered.org/t/a-small-wall-mount-pi-zero-with-touch-screen/38746)

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**Author:** [@BartButenaers](https://discourse.nodered.org/u/BartButenaers)\
**Replies:** 47\
**Last updated:** [22 February 2021 03:44 UTC](https://discourse.nodered.org/t/a-small-wall-mount-pi-zero-with-touch-screen/38746 "2021-02-22T03:44:24Z")

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Hi folks, Came across a wall mount touch screen for a Raspberry PI zero: Which is sold here for 45 EUR. Note that the Raspberry Zero seems not to be included! But since it is a Raspberry PI Zero, you can run Node-…

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## [Node Red on The Pinephone](https://discourse.nodered.org/t/node-red-on-the-pinephone/41134)

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**Author:** [@WillWelker](https://discourse.nodered.org/u/WillWelker)\
**Replies:** 2\
**Last updated:** [17 February 2021 21:55 UTC](https://discourse.nodered.org/t/node-red-on-the-pinephone/41134 "2021-02-17T21:55:51Z")

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I just successfully installed Node Red on the Pinephone. I am using the Mobian (Debian for mobile) operating system. I had to install curl then ran the same bash scrip you use on the Pi. The Pinephone is a phone built…

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## [CAN-Bus communication with a MCP 2515 on Node-RED](https://discourse.nodered.org/t/can-bus-communication-with-a-mcp-2515-on-node-red/41080)

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**Author:** [@Ion3](https://discourse.nodered.org/u/Ion3)\
**Replies:** 1\
**Last updated:** [16 February 2021 12:07 UTC](https://discourse.nodered.org/t/can-bus-communication-with-a-mcp-2515-on-node-red/41080 "2021-02-16T12:07:50Z")

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Hi, has somebody tried CAN-Bus with a MCP 2515 on Node-RED? Does the Socketcan-Nodes support this device in combination with a Raspberry Pi? Greetings, Timo

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## [Serial port authorization problem in beaglebone black board](https://discourse.nodered.org/t/serial-port-authorization-problem-in-beaglebone-black-board/40857)

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**Author:** [@lpj669](https://discourse.nodered.org/u/lpj669)\
**Replies:** 5\
**Last updated:** [12 February 2021 16:10 UTC](https://discourse.nodered.org/t/serial-port-authorization-problem-in-beaglebone-black-board/40857 "2021-02-12T16:10:12Z")

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Hi,I have a I have a beaglebone black board and I want to control one serialport, there have 6 serialports(/dev/ttyS0-/ dev/ttyS5). The node-RED flow is simple as follows: But after deployment, there has an error mess…

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## [Problems in beaglebone black GPIO configration](https://discourse.nodered.org/t/problems-in-beaglebone-black-gpio-configration/40523)

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**Author:** [@lpj669](https://discourse.nodered.org/u/lpj669)\
**Replies:** 11\
**Last updated:** [12 February 2021 09:15 UTC](https://discourse.nodered.org/t/problems-in-beaglebone-black-gpio-configration/40523 "2021-02-12T09:15:45Z")

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HI ,I have a beaglebone black board and I want to control P9\_15(GPIO48) outputing high or low levels by Johnny5 . I am a new user of beaglebone black board and Node-RED, there are some problems in configuring gpio out no…

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## [Node-red-contrib-streamdeck change USB path](https://discourse.nodered.org/t/node-red-contrib-streamdeck-change-usb-path/40299)

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**Author:** [@MechatronicMan](https://discourse.nodered.org/u/MechatronicMan)\
**Replies:** 4\
**Last updated:** [5 February 2021 08:22 UTC](https://discourse.nodered.org/t/node-red-contrib-streamdeck-change-usb-path/40299 "2021-02-05T08:22:37Z")

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Hi I have work with this nodes but have some try change usb path for this node? When Node-Red is starting, he discover connected device (streamdeck) and if during run streamdeck has change usb port he can't connect wit…

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## [1.5" RGB OLED Display & Raspberry Pi](https://discourse.nodered.org/t/1-5-rgb-oled-display-raspberry-pi/40081)

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**Author:** [@patofoto](https://discourse.nodered.org/u/patofoto)\
**Replies:** 6\
**Last updated:** [31 January 2021 13:06 UTC](https://discourse.nodered.org/t/1-5-rgb-oled-display-raspberry-pi/40081 "2021-01-31T13:06:53Z")

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I just bought a 1.5inch RGB OLED Display. It uses a SSD1351 controller. 1.5" RGB OLED I wired it like this to my Raspberry Pi 4: I can run Python code and can confirm that is wired properly and functioning as it sh…

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## [Node-red-node-arduino not connecting to the configured Arduinos after update](https://discourse.nodered.org/t/node-red-node-arduino-not-connecting-to-the-configured-arduinos-after-update/38505)

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**Author:** [@woodlandsolitude](https://discourse.nodered.org/u/woodlandsolitude)\
**Replies:** 32\
**Last updated:** [27 January 2021 15:20 UTC](https://discourse.nodered.org/t/node-red-node-arduino-not-connecting-to-the-configured-arduinos-after-update/38505 "2021-01-27T15:20:47Z")

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I have several Arduinos connected to a Raspberry PI 2. When I update node-red-node-arduino to the recent version 0.3.1 (which isn't that recent), the Nodes do not connect to the configured Arduinos anymore, once I restar…

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## [Temperature Monitoring Hardware](https://discourse.nodered.org/t/temperature-monitoring-hardware/38528)

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**Author:** [@antsals](https://discourse.nodered.org/u/antsals)\
**Replies:** 74\
**Last updated:** [21 January 2021 10:05 UTC](https://discourse.nodered.org/t/temperature-monitoring-hardware/38528 "2021-01-21T10:05:45Z")

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I currently us Siemens Logo to measure some temperatures at pipework; I now want addtional points where I measure temperature that are remote from the Logo. I know I can do it with the Logo; but if there some cheapish d…

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## [How to send LoraWan message to IoT smart-plug](https://discourse.nodered.org/t/how-to-send-lorawan-message-to-iot-smart-plug/37971)

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**Author:** [@luca-ferrari-roma](https://discourse.nodered.org/u/luca-ferrari-roma)\
**Replies:** 1\
**Last updated:** [18 January 2021 09:58 UTC](https://discourse.nodered.org/t/how-to-send-lorawan-message-to-iot-smart-plug/37971 "2021-01-18T09:58:35Z")

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Hi all, I'm using a PC connected to MultiTech gateway ( https://www.multitech.com/brands/multiconnect-conduit ) and a LoraWan Smart plug ( https://www.nke-watteco.com/product/smart-plug-sensor-lorawan/ ). Is it possibl…

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## [Advantech - UNO-220-P4N1AERPi](https://discourse.nodered.org/t/advantech-uno-220-p4n1aerpi/38595)

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**Author:** [@iiLaw](https://discourse.nodered.org/u/iiLaw)\
**Replies:** 0\
**Last updated:** [5 January 2021 15:09 UTC](https://discourse.nodered.org/t/advantech-uno-220-p4n1aerpi/38595 "2021-01-05T15:09:51Z")

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This is an welcome addition for RPI industrial or those needing RTC and only 69 EUR UNO-220-P4N1AERPi Gateway Kit with 1 RS232/485, 4 GPIO, 8G SD Shame it doesn't have wide range DC input .... https://buy.advantech.eu…

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## [Ademco NuTech AD2USB flow - no data](https://discourse.nodered.org/t/ademco-nutech-ad2usb-flow-no-data/38492)

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**Author:** [@PPz](https://discourse.nodered.org/u/PPz)\
**Replies:** 3\
**Last updated:** [5 January 2021 09:25 UTC](https://discourse.nodered.org/t/ademco-nutech-ad2usb-flow-no-data/38492 "2021-01-05T09:25:02Z")

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I installed a flow to obtain data from a nuTech Ad2USB unit, connected to a serial port: I had in the beginning some serial read errors because the Nutech software was looking on the port to provide the interface to …

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## [Node-red Orange-Pi One stepper/analog/1wire hats](https://discourse.nodered.org/t/node-red-orange-pi-one-stepper-analog-1wire-hats/38441)

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**Author:** [@m\_elias](https://discourse.nodered.org/u/m_elias)\
**Replies:** 6\
**Last updated:** [4 January 2021 21:17 UTC](https://discourse.nodered.org/t/node-red-orange-pi-one-stepper-analog-1wire-hats/38441 "2021-01-04T21:17:04Z")

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I'm looking for Orange-Pi One hats with well supported Node-red integration for reading four 1wire buses with several sensors on each bus, drive two stepper motors, read at least 4 analog inputs (10 bit of higher) and re…

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## [KerlinkGateway - Installation of node red](https://discourse.nodered.org/t/kerlinkgateway-installation-of-node-red/37580)

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**Author:** [@cichy28](https://discourse.nodered.org/u/cichy28)\
**Replies:** 6\
**Last updated:** [17 December 2020 13:54 UTC](https://discourse.nodered.org/t/kerlinkgateway-installation-of-node-red/37580 "2020-12-17T13:54:57Z")

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Hello, I would like to install node-red on Kerlink iFemtoCell-evolution 868. I managed to install node.js and npm manually but when I try to install node-red I receive errors like in code below. Can anyone help me to …

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## [Serial (UART) disconnections](https://discourse.nodered.org/t/serial-uart-disconnections/37632)

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**Author:** [@orang](https://discourse.nodered.org/u/orang)\
**Replies:** 2\
**Last updated:** [17 December 2020 09:53 UTC](https://discourse.nodered.org/t/serial-uart-disconnections/37632 "2020-12-17T09:53:05Z")

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Hi, i'm using Node-red on RPI 4 B to obtain serial (UART) data from device, everything seems to be ok but iv'e noticed that the connection hangs from time to time without noticeable pattern but with the following error i…

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## [Installing Node-Red to a Gateway Hardware with Linux Kernel Installed](https://discourse.nodered.org/t/installing-node-red-to-a-gateway-hardware-with-linux-kernel-installed/36275)

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**Author:** [@DanielCGY](https://discourse.nodered.org/u/DanielCGY)\
**Replies:** 7\
**Last updated:** [14 December 2020 23:52 UTC](https://discourse.nodered.org/t/installing-node-red-to-a-gateway-hardware-with-linux-kernel-installed/36275 "2020-12-14T23:52:46Z")

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Hi all, I recently purchased a Gateway hardware that runs on the Linux Kernel. However, I am having problems trying to get it to work. The gateway device mentioned that it supports Node-Red user interface but I am not su…

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## [No response from rpi-gpio](https://discourse.nodered.org/t/no-response-from-rpi-gpio/37393)

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**Author:** [@spawnreaper](https://discourse.nodered.org/u/spawnreaper)\
**Replies:** 48\
**Last updated:** [14 December 2020 10:57 UTC](https://discourse.nodered.org/t/no-response-from-rpi-gpio/37393 "2020-12-14T10:57:00Z")

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I am creating my first flow and ran into a wall. I have a raspberry pi 3 connected to a 4 relay board. my attempt is to create a nice flow that allows me to switch those 4 relays via dashboard. I created 4 dashboard s…

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## [Searching dimming hardware](https://discourse.nodered.org/t/searching-dimming-hardware/37259)

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**Author:** [@iamhermes](https://discourse.nodered.org/u/iamhermes)\
**Replies:** 0\
**Last updated:** [9 December 2020 17:11 UTC](https://discourse.nodered.org/t/searching-dimming-hardware/37259 "2020-12-09T17:11:29Z")

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Hello, I think you all can help me. What I want to do? For example every day wake up and let the room light breath in choosen colour or heartbeat dimming, the breath or heartbeat for example should go faster for a lon…

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## [Pi cannot reach internet after update](https://discourse.nodered.org/t/pi-cannot-reach-internet-after-update/37205)

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**Author:** [@shel](https://discourse.nodered.org/u/shel)\
**Replies:** 3\
**Last updated:** [9 December 2020 08:13 UTC](https://discourse.nodered.org/t/pi-cannot-reach-internet-after-update/37205 "2020-12-09T08:13:10Z")

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I realize this is not specifically node red, I monitor this forum and would have to hunt for a pi specific forum. If this is too far a reach please delete this post. Pi running node red fine then did an update and after…

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## [Myq Chamberlain API v5.1 Updated Flow](https://discourse.nodered.org/t/myq-chamberlain-api-v5-1-updated-flow/36736)

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**Author:** [@rgerrans](https://discourse.nodered.org/u/rgerrans)\
**Replies:** 0\
**Last updated:** [29 November 2020 23:55 UTC](https://discourse.nodered.org/t/myq-chamberlain-api-v5-1-updated-flow/36736 "2020-11-29T23:55:59Z")

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With the v4 API's being shutdown, used the original flow by @nothingmn (with @jtmoderate876's mod to add in the Credential's node. Then used this work to adapt to the v5.1 API. Also trimmed out a lot of the excess piece…

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## [MQ2 Sensor, ADS1115 & Node-Red](https://discourse.nodered.org/t/mq2-sensor-ads1115-node-red/36435)

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**Author:** [@ajheyworth](https://discourse.nodered.org/u/ajheyworth)\
**Replies:** 0\
**Last updated:** [24 November 2020 05:43 UTC](https://discourse.nodered.org/t/mq2-sensor-ads1115-node-red/36435 "2020-11-24T05:43:41Z")

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I would like to connect an MQ2 smoke/LPG/CO sensor to NodeRed and output its readings. I have the sensor, connected successfully to a Raspberry Pi via an ADS1115 ADC, which produces analogue readings which fluctuate sig…

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## [Data from IoTaWatt - getting HPE\_INVALID\_CONSTANT error](https://discourse.nodered.org/t/data-from-iotawatt-getting-hpe-invalid-constant-error/36177)

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**Author:** [@samos](https://discourse.nodered.org/u/samos)\
**Replies:** 20\
**Last updated:** [23 November 2020 22:26 UTC](https://discourse.nodered.org/t/data-from-iotawatt-getting-hpe-invalid-constant-error/36177 "2020-11-23T22:26:04Z")

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I've recently got an IoTaWatt and have set up initially and can access it correctly (outside of Node Red) When I try to retrieve data from the 'query' structure defined by IoTaWatt, I get HPE\_INVALID\_CONSTANT errors, re…

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## [Should I buy those Zigbee thermostats](https://discourse.nodered.org/t/should-i-buy-those-zigbee-thermostats/35365)

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**Author:** [@BartButenaers](https://discourse.nodered.org/u/BartButenaers)\
**Replies:** 35\
**Last updated:** [16 November 2020 23:02 UTC](https://discourse.nodered.org/t/should-i-buy-those-zigbee-thermostats/35365 "2020-11-16T23:02:51Z")

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Hi folks, Getting cold again, so the wife again starts asking to have some smart radiator control. She has been asking me this already for several years in a row, so should make some time for it. Have been asking alre…

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## [Raspberry Pi 3B with UART-RS485 adapter](https://discourse.nodered.org/t/raspberry-pi-3b-with-uart-rs485-adapter/35962)

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**Author:** [@Bibik](https://discourse.nodered.org/u/Bibik)\
**Replies:** 0\
**Last updated:** [15 November 2020 16:33 UTC](https://discourse.nodered.org/t/raspberry-pi-3b-with-uart-rs485-adapter/35962 "2020-11-15T16:33:37Z")

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After a long search, the UART operation was configured and configured properly. USB - RS485 adapter, I don't like how it works with a failure. Having transferred the output of the main UART to GPIO 14 and 15, having disc…

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## [Pi pin configuration Q](https://discourse.nodered.org/t/pi-pin-configuration-q/35690)

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**Author:** [@RASelkirk](https://discourse.nodered.org/u/RASelkirk)\
**Replies:** 3\
**Last updated:** [11 November 2020 22:57 UTC](https://discourse.nodered.org/t/pi-pin-configuration-q/35690 "2020-11-11T22:57:42Z")

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If I configure my pins as in this diagram: input is low when output is low, input is high when output is high|690x361 Do I need to set my N-R pins as pull up/down or none? Thanks! Russ Also, is this the section wher…

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## [Node-red-contrib-ewelink not switching](https://discourse.nodered.org/t/node-red-contrib-ewelink-not-switching/35150)

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**Author:** [@1101101011011110](https://discourse.nodered.org/u/1101101011011110)\
**Replies:** 2\
**Last updated:** [6 November 2020 16:23 UTC](https://discourse.nodered.org/t/node-red-contrib-ewelink-not-switching/35150 "2020-11-06T16:23:33Z")

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Hi, I'm using Sonoff Basic with node-red-contrib-ewelink on Raspberry PI. I can read status (and temperature from Sonoff TH16) but I cannot change status. When I send the command I get the message: {"status":"ok","stat…

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