[env:esp32c6_sparrow] ; Use the pioarduino platform (Arduino-ESP32 3.x w/ C6 support) platform = https://github.com/pioarduino/platform-espressif32/releases/download/54.03.20/platform-espressif32.zip board = esp32-c6-devkitm-1 framework = arduino ; Faster serial + some optimization monitor_speed = 115200 build_flags = -O2 -DARDUINO_USB_MODE=1 -DARDUINO_USB_CDC_ON_BOOT=1 ; Libraries lib_deps = https://github.com/dycodex/LSM6DSL-Arduino.git arduinoFFT @ ^1.6.1 adafruit/Adafruit NeoPixel @ ^1.12.3