arduino ide - How to reset esp8266 NodeMCU? - Stack Overflow
Apr 6, 2017 · Is there any way to Factory reset the NodeMCU? I tried flashing 1MB of nothing into 0x000000 0x100000 0x200000 and 0x300000. It looked like it worked but when I checked …
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
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 …
ESP32-WROOM-38pin, pin number to control onboard LED
Dec 13, 2024 · I have several 38-pin boards from various vendors. However, the OP's description of The LED does flash on and off every time I enter a command into REPL. seems to be very …
NodeMCU not detected by computer - Stack Overflow
I have bought today a NodeMCU v2 (I think). I connected my NodeMCU to my laptop with a microUSB to USB cable, the same one that I use to transfer photos from my phone to my …
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 much NodeMCU GPIO Current Maximum, and NodeMCU …
Oct 7, 2016 · Unfortunately, i can't find hardware Spec about NodeMCU. so i want know about GPIO Current limitation, Standalone Power Comsumptionm, and board size. or Can you share …
Blue light on NodeMCU Esp8266 doesn't blink - Stack Overflow
Blue light on NodeMCU Esp8266 doesn't blink Asked 8 years, 7 months ago Modified 1 year, 4 months ago Viewed 11k times
How to solve wdt reset, rst cause:4, boot mode: (3,6) / NODEMCU …
Dec 22, 2021 · Where is the problem? Watchdog reset triggers every time. I am somewhat new to this type of project. Couldn't quite find the solution anywhere. Somewhere I found out that …
RCSwitch library seemingly not working for 433 Hz receiver on …
For this I got an ESP32 NodeMCU, a RTC time module (which seems to work quite fine) and a 433 Hz receiver/sender set. I followed several tutorials regarding the wiring and uploaded the …