
Newest 'nodemcu' Questions - Stack Overflow
Jun 20, 2015 · i am using mcp2515 with nodemcu-32s and am able to receive the messages which have few ids like 2c4, 2c1, 340 etc on the internet i see 2c4 is for rpm and i have verified …
NodeMCU not detected. | Forum for Electronics
Jun 29, 2009 · NodeMCU not detected. Arduino IDE is not detecting brand new nodeMCU where as it is detecting previously used NodeMCU on the same system and setup. I bought a new …
Making variables persistent after a restart on NodeMCU
Mar 28, 2016 · I'm making a smart home system using nodeMCU, and I need to store and retrieve data from the module. I used the following function. function save_settings(name,value) …
How to use multiple identical i2c sensors on NodeMCU V3
Jul 20, 2023 · Fairly obviously, the Nodemcu software recognises these addresses as tsl2561.ADDRESS_GND, etc. This assumes you plan to put both sensors on the same i2c bus …
arduino - NodeMCU WDT reset - Stack Overflow
May 22, 2017 · I have a NodeMCU board that is reset after about 3 seconds of booting up. I do not have any external caps or resistors attached to my board as other posts have suggested. I …
How to fix "SerialTimeoutException: Write timeout" error with …
May 18, 2019 · I was trying to build a simple IoT product using a nodemcu, an LED, and the blynk app. This is the most basic thing you can do with a nodemcu. However, when I was uploading …
How to determine flash size of NodeMCU? - Stack Overflow
Sep 22, 2016 · Just bought a couple of NodeMCU from vendor on AliExpress. They were advertised as "v2" and having 4M flash. How can I verify the flash size? The board says "Ver …
How to run Node.js on esp8266 (Nodemcu dev board)?
Aug 21, 2016 · I am trying to connect Apple homekit to nodemcu board, I found a tutorial which works on my computer, but I am wonder if there is any way to load and run Node.JS on a …
PermissionError (13, 'A device attached to the system is not ...
Apr 30, 2023 · I found the solution…before you flash on flash .bin file you have to click flash button on the nodemcu or if you get the same error,install nodemcu drivers
nodemcu - Serial.println in arduino ide is not printing properly ...
Apr 28, 2018 · I am using nodemcu board ESP8266 1.0 and arduino ide along with it. There is a simple blink light program along with Serial.println code to check both the board and the serial …