import CoreBluetooth public enum BleUUIDs { public static let service = CBUUID(string: "000002c4-0000-1000-8000-00805f9b34fb") public static let writeCharacteristic = CBUUID(string: "000002c5-0000-1000-8000-00805f9b34fb") public static let readCharacteristic = CBUUID(string: "000002c6-0000-1000-8000-00805f9b34fb") public static let broadcastCharacteristic = CBUUID(string: "000002c1-0000-1000-8000-00805f9b34fb") } public enum FrameHead: UInt8 { case appToDevice = 0xC7 case deviceToApp = 0xB0 } public enum FrameConstants { public static let maxDataSize = 496 public static let headerSize = 8 public static let footerSize = 1 public static let screenSize = 360 } public enum CommandType: UInt8 { case otaPackage = 0x02 case transferBootAnimation = 0x03 case transferAniVideo = 0x05 case transferJpegImage = 0x06 case getDeviceVersion = 0x07 case getDeviceInfo = 0x0D case bindDevice = 0x0F case unbindDevice = 0x12 case deleteFile = 0x13 case prepareTransfer = 0x14 }