Espressif 8266 dev/platform v2.1.0

We are pleased to announce the next release v2.1.0 of Espressif 8266 development platform.


What’s New

  • Update Arduino core to 2.5.1 (release notes)
  • Use “” for “upload” and “erase” targets
  • Switch to “espota” tool shipped with Arduino core

See Release Notes for details.


See Espressif 8266 — PlatformIO latest documentation


See project examples platform-espressif8266/examples at develop · platformio/platform-espressif8266 · GitHub


  • PlatformIO IDE – please navigate to PIO Home > Platforms > Updates
  • PlatformIO Core – please run a next CLI command $ pio update

The PlatformIO Team

1 Like

After upgrade I can’t flash firmware (nonos)

esptool write_flash: error: argument : Detected overlap at address: 0x0 for file: /Users/jkk/Documents/PlatformIO/Projects/Test ESP/.pioenvs/esp01_1m/eagle.flash.bin

Please open an issue Issues · platformio/platform-espressif8266 · GitHub