{ "build": { "cpu": "cortex-m4", "f_cpu": "48000000L", "mcu": "AMA3B1KK", "part": "apollo3", "fabi": "hard", "specs": "nosys.specs", "framework": { "arduino": { "v1": { "variant": "artemis", "extra_flags": "-DSFE_ARTEMIS" }, "v2": { "variant": "WisCore_RAK11720_Board", "extra_flags": "-DARDUINO_RAK_11720_MODULE" } }, "ambiqsdk-sfe": { "variant": ["boards_sfe", "artemis_module"], "extra_flags": "", "variant_lib_src_filter": "" } } }, "debug": { "jlink_device": "AMA3B1KK-KBR", "svd_path": "apollo3.svd", "swo_freq": 12000000, "init": { "break": "tbreak setup" } }, "frameworks": ["arduino", "ambiqsdk-sfe"], "name": "WisCore RAK11720 Board", "upload": { "maximum_ram_size": 393216, "maximum_size": 983040, "protocol": "svl", "protocols": ["svl", "asb", "jlink"] }, "url": "https://www.rakwireless.com", "vendor": "RAKwireless" }