public void DeviceRecvData(byte [] recvData, int offset, int size)
{
_dataBuffer.DataIn(recvData, offset, size);
// try to analysis first packet
if (_dataBuffer.length >= 8)
{
byte[] header = _dataBuffer.DataPreOut();
switch (header[0])
{
case 0x70: // register read packet
{
byte[] registerPacket = _dataBuffer.DataOut(8);
UInt16 add = (UInt16)(registerPacket[3] << 8 | registerPacket[2]);
UInt32 data = (UInt16)(registerPacket[7] << 24 | registerPacket[6] << 16 | registerPacket[5] << 8 | registerPacket[4]);
_registerData[add] = data;
}
break;
case 0x00:
{
byte[] registerPacket = _dataBuffer.DataOut(8);
if (registerPacket[1] == 0x70)
{
//cycle end
}
}
break;
case 0x01: //
{
byte[] CommandPacket = _dataBuffer.DataOut(8);
}
break;
case 0x02: //
{
byte[] CommandPacket = _dataBuffer.DataOut(8);
if (CommandPacket[3] == 0x80) // Command packet
{
_dataBuffer.DataOut(8);
}
else
{
break;
}
switch (CommandPacket[2])
{
case 0x00: // Command Begin
break;
case 0x01: // Command End
break;
default: // Error Code
break;
}
}
break;
case 0x03: // inventory
{
byte[] tagPacketHeader = _dataBuffer.DataOut(8);
var pkt_ver = tagPacketHeader[0];
var flags = tagPacketHeader[1];
var pkt_type = (UInt16)(tagPacketHeader[2] | (tagPacketHeader[3] << 8));
var pkt_len = (UInt16)(tagPacketHeader[4] | (tagPacketHeader[5] << 8));
var extdatalen = (pkt_len) * 4 - ((flags >> 6) & 3);
switch (pkt_type)
{
case 0x8005: /// inventory
{
int pktByteLen = pkt_len * 4;
if (_dataBuffer.length < pktByteLen)
{
_dataBuffer.Clear();
return;
}
byte[] tagPacketBody = _dataBuffer.DataOut(pktByteLen);
if (OnAsyncCallback != null)
{
CSLibrary.Events.TagCallbackInfo info = new CSLibrary.Events.TagCallbackInfo();
CSLibrary.Events.CallbackType type = CSLibrary.Events.CallbackType.TAG_RANGING;
info.ms_ctr = (UInt32)(tagPacketBody[0] | tagPacketBody[1] << 8 | tagPacketBody[2] << 16 | tagPacketBody[3] << 24);
info.rssi = (Single)(tagPacketBody[5] * 0.8);
info.freqChannel = tagPacketBody[10];
info.antennaPort = (UInt16)(tagPacketBody[10] | tagPacketBody[11] << 8);
info.pc = (UInt16)(tagPacketBody[12] << 8 | tagPacketBody[13]);
info.epcstrlen = (UInt16)((((pkt_len - 3) * 4) - ((flags >> 6) & 3) - 4));
info.crc16 = (UInt16)(tagPacketBody[14 + info.epcstrlen] << 8 | tagPacketBody[15 + info.epcstrlen]);
byte[] byteEpc = new byte[info.epcstrlen];
Array.Copy(tagPacketBody, 14, byteEpc, 0, (int)info.epcstrlen);
info.epc = (ushort[])CSLibrary.Tools.Hex.ToUshorts(byteEpc).Clone();
CSLibrary.Events.OnAsyncCallbackEventArgs callBackData = new Events.OnAsyncCallbackEventArgs(info, type);
OnAsyncCallback(_deviceHandler, callBackData);
}
}
break;
default: // unknown packet
break;
}
}
break;
default: // skip invalid packet
_dataBuffer.Clear();
break;
}
}
/*
* switch (_readerStatus)
* {
* case RFIDREADERCMDSTATUS.IDLE:
* break;
*
* case RFIDREADERCMDSTATUS.GETREGISTER:
* if (_dataBuffer.length >= 8)
* {
* byte [] header = _dataBuffer.DataPreOut(4);
* if (Array.Equals(header, new byte []{0x01, 0x02, 0x03, 0x04 }))
* {
* byte [] getRegiterPacket = _dataBuffer.DataOut(8);
* }
* }
* _readerStatus = RFIDREADERCMDSTATUS.IDLE;
* break;
*
* case RFIDREADERCMDSTATUS.EXECCMD: // Receive command begin packet
* if (_dataBuffer.length >= 16)
* {
*
* }
* break;
*
* case RFIDREADERCMDSTATUS.INVENTORY: // Receive inventory packet
* if (_dataBuffer.length >= 16)
* {
*
* }
* break;
*
* case RFIDREADERCMDSTATUS.ABORT: // Receive bbort response
* if (_dataBuffer.length >= 8)
* {
* byte[] packetData = _dataBuffer.DataPreOut(8);
* if (Array.Equals(packetData, new byte[] { 0x43, 0x02, 0x03, 0x04 }))
* {
* _dataBuffer.Skip (8);
* }
* }
* _readerStatus = RFIDREADERCMDSTATUS.IDLE;
* break;
* }
*
*/
}
/// <summary>
/// Transfer BT API packet to R2000 packet
/// </summary>
/// <param name="recvData"></param>
/// <param name="offset"></param>
/// <param name="size"></param>
public void DeviceRecvData(byte[] recvData)
{
if (_dataBuffer.length == 0)
{
// first packet
byte header = recvData[10];
switch (header)
{
case 0x70: // register read packet
{
UInt16 add = (UInt16)(recvData[10 + 3] << 8 | recvData[10 + 2]);
UInt32 data = (UInt16)(recvData[10 + 7] << 24 | recvData[10 + 6] << 16 | recvData[10 + 5] << 8 | recvData[10 + 4]);
_registerData[add] = data;
}
break;
case 0x00:
{
if (recvData[8] == 0x70)
{
//cycle end
}
}
break;
case 0x01: //
{
if (recvData[8] == 0x70)
{
//cycle end
}
}
break;
case 0x02: //
{
if (recvData[10 + 3] == 0x80) // Command packet
{
}
else
{
break;
}
switch (recvData[10 + 3])
{
case 0x00: // Command Begin
break;
case 0x01: // Command End
break;
default: // Error Code
break;
}
}
break;
case 0x03: // inventory
{
var pkt_ver = recvData[10 + 0];
var flags = recvData[10 + 1];
var pkt_type = (UInt16)(recvData[10 + 2] | (recvData[10 + 3] << 8));
var pkt_len = (UInt16)(recvData[10 + 4] | (recvData[10 + 5] << 8));
var extdatalen = (pkt_len) * 4 - ((flags >> 6) & 3);
switch (pkt_type)
{
case 0x8005: /// inventory
{
if (OnAsyncCallback != null)
{
CSLibrary.Events.TagCallbackInfo info = new CSLibrary.Events.TagCallbackInfo();
CSLibrary.Events.CallbackType type = CSLibrary.Events.CallbackType.TAG_RANGING;
info.ms_ctr = (UInt32)(recvData[18 + 0] | recvData[18 + 1] << 8 | recvData[18 + 2] << 16 | recvData[18 + 3] << 24);
info.rssi = (Single)(recvData[18 + 5] * 0.8);
info.freqChannel = recvData[18 + 10];
info.antennaPort = (UInt16)(recvData[18 + 10] | recvData[18 + 11] << 8);
info.pc = (UInt16)(recvData[18 + 12] << 8 | recvData[18 + 13]);
info.epcstrlen = (UInt16)((((pkt_len - 3) * 4) - ((flags >> 6) & 3) - 4));
info.crc16 = (UInt16)(recvData[18 + 14 + info.epcstrlen] << 8 | recvData[18 + 15 + info.epcstrlen]);
byte[] byteEpc = new byte[info.epcstrlen];
Array.Copy(recvData, 18 + 14, byteEpc, 0, (int)info.epcstrlen);
info.epc = (ushort[])CSLibrary.Tools.Hex.ToUshorts(byteEpc).Clone();
CSLibrary.Events.OnAsyncCallbackEventArgs callBackData = new Events.OnAsyncCallbackEventArgs(info, type);
OnAsyncCallback(_deviceHandler, callBackData);
}
}
break;
default: // unknown packet
break;
}
}
break;
case 0x40: // Abort packet
break;
case 0x34: // Unknow command
default: // skip invalid packet
break;
}
}
else
{
_dataBuffer.DataIn(recvData, 10, recvData[2]);
}
}
