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 back to …
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 the …
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 0.1", but don't know if …
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 different from …
NodeMCU not detected by computer - Stack Overflow
The laptop simply does not show me the NodeMCU while connected (I am running Windows 8 for reference). It makes the little sound when I plug it in (also a small blue light flashes once) or out and …
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
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 nodeMCU it is …
RCSwitch library seemingly not working for 433 Hz receiver on ESP32 …
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 example files …
NodeMCU - error 'http' not declared in this scope
Dec 12, 2016 · I am using Arduino 1.6.13 (Windows) to write and send sketches to NodeMCU. I have a custom NodeMCU built against the master branch. It includes file, gpio, http, mdns, mqtt, net, node, …
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 the link …