![External interrupts, different behavior between Arduino and MicroPython - MicroPython Forum (Archive) External interrupts, different behavior between Arduino and MicroPython - MicroPython Forum (Archive)](https://i.ytimg.com/vi/eFeOSiL-IBQ/hqdefault.jpg)
External interrupts, different behavior between Arduino and MicroPython - MicroPython Forum (Archive)
![Program ESP8266 with Arduino UNO and blink built-in ESP LED [Solved] - Project Guidance - Arduino Forum Program ESP8266 with Arduino UNO and blink built-in ESP LED [Solved] - Project Guidance - Arduino Forum](https://europe1.discourse-cdn.com/arduino/original/4X/2/8/7/287ee9a33bf323cc3c3e164c7754daa72904f9d7.jpeg)
Program ESP8266 with Arduino UNO and blink built-in ESP LED [Solved] - Project Guidance - Arduino Forum
Add ICACHE_RAM_ATTR to __pinMode in core_esp8266_wiring_digital.c · Issue #2680 · esp8266/Arduino · GitHub
![I have some flicker issues with HiLetGo NodeMCU ESP8266 while trying to use the - FastLED Archive - Maker Forums I have some flicker issues with HiLetGo NodeMCU ESP8266 while trying to use the - FastLED Archive - Maker Forums](https://forum.makerforums.info/uploads/default/optimized/3X/7/2/72e8d671dff733b85cecd470d354e0466e62a10e_2_981x1024.jpeg)