; PlatformIO Project Configuration File ; ; Build options: build flags, source filter ; Upload options: custom upload port, speed and extra flags ; Library options: dependencies, extra library storages ; Advanced options: extra scripting ; ; Please visit documentation for the other options and examples ; https://docs.platformio.org/page/projectconf.html ; All envs [env] framework = arduino build_flags = -D SERIAL_RX_BUFFER_SIZE=128 ; Specifically uno [env:uno] platform = atmelavr board = uno