用 Converters 给 Gateway3集成自定义设备

chcci

{
    5860: ["Xiaomi", "TH Clock", "LYWSD02MMC", "miaomiaoce.sensor_ht.o2"],
    9538: ["Xiaomi", "TH Clock Pro", "LYWSD02MMC", "miaomiaoce.sensor_ht.t8"],
    10290: ["Xiaomi", "TH Sensor 3", "MJWSD05MMC", "miaomiaoce.sensor_ht.t9"],
    "spec": [
        # mibeacon2 spec
        BLEFloatConv("temperature", "sensor", mi=19457, round=1),  # float
        BLEByteConv("humidity", "sensor", mi=19458),  # uint8
        BLEByteConv("battery", "sensor", mi=18435, entity=ENTITY_LAZY),  # uint8
        # miot spec
        BaseConv("temperature", mi="3.p.1001"),
        BaseConv("humidity", mi="3.p.1002"),
        BaseConv("battery", mi="2.p.1003"),
    ]

大佬我想问问BLEFloatConv、BLEByteConv里的mi值怎么来的