{ "build": { "core": "esp32", "f_cpu": "240000000L", "f_flash": "80000000L", "memory_type": "qio_qspi", "mcu": "esp32s3", "variant": "ws_esp32_s3_matrix" }, "connectivity": [ "bluetooth", "wifi" ], "debug": { "openocd_target": "esp32s3.cfg" }, "frameworks": [ "arduino", "espidf" ], "name": "Waveshare ESP32-S3-Matrix", "upload": { "flash_size": "4MB", "maximum_ram_size": 327680, "maximum_size": 4194304, "wait_for_upload_port": true, "require_upload_port": true, "speed": 460800 }, "url": "https://www.waveshare.com/wiki/ESP32-S3-Matrix", "vendor": "Waveshare" }