feat:data package

daifengyi
1 parent da94b947
Showing 2 changed files with 198 additions and 7 deletions
HDFwear/Tools/BleMessage.swift
HDFwear/Tools/Bluetooth+Types.swift
@@ -29,8 +29,12 @@ class BleMessage: NSObject {
  
     func getTimeCmd(format: TimeFormat) -> Data {
         let date = DateInRegion().date
-        let timeBytes: [UInt8] = [UInt8(date.year%100), UInt8(date.month), UInt8(date.day), UInt8(date.hour), UInt8(date.minute), UInt8(date.second), format.rawValue]
-        return getSendData(cmd: .set, key: .time, bytes: timeBytes)
+        var timeBytes: [UInt8] = [UInt8(date.year%100), UInt8(date.month), UInt8(date.day), UInt8(date.hour), UInt8(date.minute), UInt8(date.second)]
+//        return getSendData(cmd: .set, key: .time, bytes: timeBytes)
+        let a = getPackData(key: .setTime, contentBytes: timeBytes)
+        let b = createDataPacket(key: .setTime, bytes: timeBytes)
+        print("ddd")
+        return createDataPacket(key: .setTime, bytes: timeBytes)
     }
  
     func getCameraCmd(_ open: Bool) -> Data {
@@ -231,9 +235,185 @@ class BleMessage: NSObject {
  
     }
  
+    func createDataPacket(key: NewCmd, bytes: [UInt8]) -> Data {
+        let identifier: [UInt8] = [0xED, 0x7E] // 标识
+        let version: [UInt8] = [0x00, 0x01] // 协议版本号
+        let messageID: [UInt8] = [0x00, key.rawValue] // 消息ID
+        let messageSequence: [UInt8] = [0x00, 0x01] // 消息序号（示例为固定值）
+        let contentLength: [UInt8] = [UInt8(bytes.count >> 8), UInt8(bytes.count & 0xFF)] // 内容长度
+        let toCrc: [UInt8] = identifier + version + messageID + messageSequence + contentLength + bytes
+        let crc16 = crc16(toCrc) // 计算CRC-16校验值
+        let crc: [UInt8] = [UInt8(crc16 >> 8), UInt8(crc16 & 0xFF)] // 帧校验值
+
+        // 拼接各个数据段
+        let dataSegments = [identifier, version, messageID, messageSequence, contentLength, bytes, crc]
+
+        // 合并数据段为单个数据包
+        let packetData = dataSegments.reduce(Data()) { $0 + Data($1) }
+        return packetData
+    }
  
+    let CRC16_TABLE: [UInt16] = [
+        0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50a5, 0x60c6, 0x70e7,
+        0x8108, 0x9129, 0xa14a, 0xb16b, 0xc18c, 0xd1ad, 0xe1ce, 0xf1ef,
+        0x1231, 0x0210, 0x3273, 0x2252, 0x52b5, 0x4294, 0x72f7, 0x62d6,
+        0x9339, 0x8318, 0xb37b, 0xa35a, 0xd3bd, 0xc39c, 0xf3ff, 0xe3de,
+        0x2462, 0x3443, 0x0420, 0x1401, 0x64e6, 0x74c7, 0x44a4, 0x5485,
+        0xa56a, 0xb54b, 0x8528, 0x9509, 0xe5ee, 0xf5cf, 0xc5ac, 0xd58d,
+        0x3653, 0x2672, 0x1611, 0x0630, 0x76d7, 0x66f6, 0x5695, 0x46b4,
+        0xb75b, 0xa77a, 0x9719, 0x8738, 0xf7df, 0xe7fe, 0xd79d, 0xc7bc,
+        0x48c4, 0x58e5, 0x6886, 0x78a7, 0x0840, 0x1861, 0x2802, 0x3823,
+        0xc9cc, 0xd9ed, 0xe98e, 0xf9af, 0x8948, 0x9969, 0xa90a, 0xb92b,
+        0x5af5, 0x4ad4, 0x7ab7, 0x6a96, 0x1a71, 0x0a50, 0x3a33, 0x2a12,
+        0xdbfd, 0xcbdc, 0xfbbf, 0xeb9e, 0x9b79, 0x8b58, 0xbb3b, 0xab1a,
+        0x6ca6, 0x7c87, 0x4ce4, 0x5cc5, 0x2c22, 0x3c03, 0x0c60, 0x1c41,
+        0xedae, 0xfd8f, 0xcdec, 0xddcd, 0xad2a, 0xbd0b, 0x8d68, 0x9d49,
+        0x7e97, 0x6eb6, 0x5ed5, 0x4ef4, 0x3e13, 0x2e32, 0x1e51, 0x0e70,
+        0xff9f, 0xefbe, 0xdfdd, 0xcffc, 0xbf1b, 0xaf3a, 0x9f59, 0x8f78,
+        0x9188, 0x81a9, 0xb1ca, 0xa1eb, 0xd10c, 0xc12d, 0xf14e, 0xe16f,
+        0x1080, 0x00a1, 0x30c2, 0x20e3, 0x5004, 0x4025, 0x7046, 0x6067,
+        0x83b9, 0x9398, 0xa3fb, 0xb3da, 0xc33d, 0xd31c, 0xe37f, 0xf35e,
+        0x02b1, 0x1290, 0x22f3, 0x32d2, 0x4235, 0x5214, 0x6277, 0x7256,
+        0xb5ea, 0xa5cb, 0x95a8, 0x8589, 0xf56e, 0xe54f, 0xd52c, 0xc50d,
+        0x34e2, 0x24c3, 0x14a0, 0x0481, 0x7466, 0x6447, 0x5424, 0x4405,
+        0xa7db, 0xb7fa, 0x8799, 0x97b8, 0xe75f, 0xf77e, 0xc71d, 0xd73c,
+        0x26d3, 0x36f2, 0x0691, 0x16b0, 0x6657, 0x7676, 0x4615, 0x5634,
+        0xd94c, 0xc96d, 0xf90e, 0xe92f, 0x99c8, 0x89e9, 0xb98a, 0xa9ab,
+        0x5844, 0x4865, 0x7806, 0x6827, 0x18c0, 0x08e1, 0x3882, 0x28a3,
+        0xcb7d, 0xdb5c, 0xeb3f, 0xfb1e, 0x8bf9, 0x9bd8, 0xabbb, 0xbb9a,
+        0x4a75, 0x5a54, 0x6a37, 0x7a16, 0x0af1, 0x1ad0, 0x2ab3, 0x3a92,
+        0xfd2e, 0xed0f, 0xdd6c, 0xcd4d, 0xbdaa, 0xad8b, 0x9de8, 0x8dc9,
+        0x7c26, 0x6c07, 0x5c64, 0x4c45, 0x3ca2, 0x2c83, 0x1ce0, 0x0cc1,
+        0xef1f, 0xff3e, 0xcf5d, 0xdf7c, 0xaf9b, 0xbfba, 0x8fd9, 0x9ff8,
+        0x6e17, 0x7e36, 0x4e55, 0x5e74, 0x2e93, 0x3eb2, 0x0ed1, 0x1ef0
+    ]
+    
+    func crc16(_ bytes: [UInt8]) -> UInt16 {
+        var crc: UInt16 = 0x0000
+        for b in bytes {
+            crc = (crc << 8) ^ UInt16(CRC16_TABLE[Int((crc >> 8) ^ UInt16(b)) & 0xFF])
+        }
+        return crc & 0xFFFF
+    }
+
+    func crc16(_ bytes: [UInt8], start: Int, len: Int) -> UInt16 {
+        var crc: UInt16 = 0x0000
+        let end = min(start + len, bytes.count)
+        for i in start..<end {
+            crc = (crc << 8) ^ UInt16(CRC16_TABLE[Int((crc >> 8) ^ UInt16(bytes[i])) & 0xFF])
+        }
+        return crc & 0xFFFF
+    }
  
+
+    // CRC-16校验算法
+//    func calculateCRC16(_ data: Data) -> UInt16 {
+//        var crc: UInt16 = 0x0000
+//
+//        for byte in data {
+//            crc = crc ^ UInt16(byte)
+//
+//            for _ in 0..<8 {
+//                if (crc & 0x0001) != 0 {
+//                    crc = (crc >> 1) ^ 0xA001
+//                } else {
+//                    crc = crc >> 1
+//                }
+//            }
+//        }
+//
+//        return crc
+//    }
+//
+//    func CCITT_CRC16_FFFF(_ data: [UInt8]) -> UInt16 {
+
+//
+//        var nAccum: UInt16 = 0x0000
+//
+//        for byte in data {
+//            let index = Int((nAccum >> 8) ^ UInt16(byte))
+//            nAccum = (nAccum << 8) ^ Table_CRC16_CCITT1021[index]
+//        }
+//
+//        return nAccum
+//    }
  
  
-    
+//    func getPackData(key: String, contentBytes: [UInt8]) -> [UInt8] {
+//    let messageNumber = 0xed7e
+//        var messageIndexByte: [UInt8] = [0, 0]
+//        messageIndexByte[1] = UInt8(messageNumber & 0x00ff)
+//        messageIndexByte[0] = UInt8((messageNumber & 0xff00) >> 8)
+//
+//        let contentLength = contentBytes.count
+//        var contentLengthByte: [UInt8] = [0, 0]
+//        contentLengthByte[1] = UInt8(contentLength & 0x00ff)
+//        contentLengthByte[0] = UInt8((contentLength & 0xff00) >> 8)
+//
+//        let messageIdByte = Array<UInt8>(hexString: key)
+//
+//        var length = headBytes.count + messageIdByte.count + messageIndexByte.count + contentLengthByte.count + contentBytes.count
+//
+//        var paramsByte = [UInt8](repeating: 0, count: length)
+//        var insertLength = 0
+//
+//        paramsByte[insertLength..<insertLength+headBytes.count] = headBytes
+//        insertLength += headBytes.count
+//
+//        paramsByte[insertLength..<insertLength+messageIdByte.count] = messageIdByte
+//        insertLength += messageIdByte.count
+//
+//        paramsByte[insertLength..<insertLength+messageIndexByte.count] = messageIndexByte
+//        insertLength += messageIndexByte.count
+//
+//        paramsByte[insertLength..<insertLength+contentLengthByte.count] = contentLengthByte
+//        insertLength += contentLengthByte.count
+//
+//        paramsByte[insertLength..<insertLength+contentBytes.count] = contentBytes
+//        insertLength += contentBytes.count
+//
+//        let crcResult = CRCUtils.crc16(paramsByte)
+//        var crc: [UInt8] = [0, 0]
+//        crc[0] = UInt8((crcResult >> 8) & 0xff)
+//        crc[1] = UInt8(crcResult & 0xff)
+//
+//        length += 2
+//
+//        var total = [UInt8](repeating: 0, count: length)
+//        total[0..<paramsByte.count] = paramsByte
+//        total[paramsByte.count..<total.count] = crc
+//
+//        return total
+//    }
+    
+    func getPackData(key: NewCmd, contentBytes: [UInt8]) -> [UInt8] {
+        let headBytes: [UInt8] = [0xED, 0x7E, 0x00, 0x01]
+        let messageNumber: UInt16 = 1
+        var messageIndexByte: [UInt8] = [0, 0]
+        messageIndexByte[1] = UInt8(messageNumber & 0x00ff)
+        messageIndexByte[0] = UInt8((messageNumber & 0xff00) >> 8)
+        
+        let contentLength = contentBytes.count
+        var contentLengthByte: [UInt8] = [0, 0]
+        contentLengthByte[1] = UInt8(contentLength & 0x00ff)
+        contentLengthByte[0] = UInt8((contentLength & 0xff00) >> 8)
+        
+        let messageIdByte: [UInt8] = [0x00, key.rawValue] // 消息ID
+        
+        var paramsByte: [UInt8] = []
+        paramsByte.append(contentsOf: headBytes)
+        paramsByte.append(contentsOf: messageIdByte)
+        paramsByte.append(contentsOf: messageIndexByte)
+        paramsByte.append(contentsOf: contentLengthByte)
+        paramsByte.append(contentsOf: contentBytes)
+        
+        let crc_result = crc16(paramsByte)
+        let crc: [UInt8] = [UInt8((crc_result >> 8) & 0xff), UInt8(crc_result & 0xff)]
+        
+        var total: [UInt8] = []
+        total.append(contentsOf: paramsByte)
+        total.append(contentsOf: crc)
+        
+        return total
+    }
 }
@@ -22,12 +22,19 @@ struct ScanDevice {
  
  
  
-
+//jtd! 还需要校对
 public struct BLEConfig {
+    // 新
+    static let ServerUUID = "0000FFF0-0000-1000-8000-00805F9B34FB" //主服务UUID
+    static let ReadUUID = "0000FFF3-0000-1000-8000-00805F9B34FB"   //读取数据特征值
+    static let WriteUUID = "0000FFF2-0000-1000-8000-00805F9B34FB"  //写入数据特征值
+    
+//    0000FFF4-0000-1000-8000-00805F9B34FB    //  转换特征值
  
-    static let ServerUUID = "C3E6FEA0-E966-1000-8000-BE99C223DF6A" //主服务UUID
-    static let ReadUUID = "C3E6FEA2-E966-1000-8000-BE99C223DF6A"   //读取数据特征值
-    static let WriteUUID = "C3E6FEA1-E966-1000-8000-BE99C223DF6A"  //写入数据特征值
+    // 旧
+//    static let ServerUUID = "C3E6FEA0-E966-1000-8000-BE99C223DF6A" //主服务UUID
+//    static let ReadUUID = "C3E6FEA2-E966-1000-8000-BE99C223DF6A"   //读取数据特征值
+//    static let WriteUUID = "C3E6FEA1-E966-1000-8000-BE99C223DF6A"  //写入数据特征值
  
  
     static let MTKBasServerUUID = "0000180F-0000-1000-8000-00805F9B34FB"  //mtk2502 Bas主服务UUID
@@ -107,6 +114,10 @@ enum SetCmd: UInt8 {
     case set_return = 0x2F
 }
  
+enum NewCmd: UInt8 {
+    case setTime = 0x09
+}
+
 enum SyncCmd: UInt8 {
     case sleep = 0xA2
     case step = 0xA3