{ "build": { "arduino":{ "ldscript": "esp32c3_out.ld" }, "core": "esp32", "f_cpu": "160000000L", "f_flash": "80000000L", "flash_mode": "dio", "mcu": "esp32c3", "variant": "esp32c3" }, "connectivity": [ "wifi" ], "frameworks": [ "arduino" ], "name": "Espressif ESP32-C3", "upload": { "flash_size": "4MB", "maximum_ram_size": 327680, "maximum_size": 4194304, "require_upload_port": true, "speed": 460800 }, "url": "https://docs.espressif.com/projects/esp-idf/en/latest", "vendor": "Espressif" }