# Set flash size to 16MB CONFIG_ESPTOOLPY_FLASHSIZE_16MB=y # Set CPU frequency to 80MHz CONFIG_ESP32_DEFAULT_CPU_FREQ_80=y # Enable SPI RAM and allocate with heap_caps_malloc() CONFIG_ESP32_SPIRAM_SUPPORT=y CONFIG_SPIRAM_USE_CAPS_ALLOC=y # Enable optimizations CONFIG_COMPILER_OPTIMIZATION_LEVEL_RELEASE=y