private const int IDX_CRC16_RESP = 5; // 2 byte 应答包校验
public void Request(ref SensorAcqResult sensorAcq)
{
try
{
byte m;
if (byte.TryParse(sensorAcq.Sensor.ModuleNo.ToString().Trim(), out m))
{
var packet = new byte[8];
packet[IDX_ADDRESS] = Convert.ToByte(sensorAcq.Sensor.ModuleNo);
packet[IDX_CMD] = 0x04;
//输入寄存器起始地址为 0x0004,寄存器数量为 2
packet[3] = 0x04; // 目的寄存器长度低8位
packet[5] = 0x02;
ValueHelper.CheckCRC16(packet, 0, IDX_CRC16_REQ, out packet[IDX_CRC16_REQ + 1], out packet[IDX_CRC16_REQ]);
sensorAcq.ErrorCode = (int)Errors.SUCCESS;
sensorAcq.Request = packet;
}
else
{
sensorAcq.ErrorCode = (int)Errors.ERR_INVALID_MODULE;
sensorAcq.Request = null;
}
}
catch
{
sensorAcq.Request = null;
sensorAcq.ErrorCode = (int)Errors.ERR_UNKNOW;
}
}
public int IsValid(byte[] data)
{
if (data == null)
{
return((int)Errors.ERR_INVALID_DATA);
}
if ((data[IDX_DevType] << 8 | data[IDX_DevType + 1]) != SensorType)
{
return((int)Errors.ERR_INVALID_DATA);
}
if (data[IDX_CMD] != 0x81 && data[IDX_CMD] != 0xC0)
{
return((int)Errors.ERR_INVALID_DATA);
}
byte[] crc16 = { data[data.Length - 2], data[data.Length - 1] };
byte crcHi;
byte crcLo;
ValueHelper.CheckCRC16(data, 0, data.Length - 2, out crcHi, out crcLo);
if ((crc16[0] != crcHi) || (crc16[1] != crcLo))
{
return((int)Errors.ERR_CRC);
}
return((int)Errors.SUCCESS);
}
public void Request(ref SensorAcqResult sensorAcq)
{
try
{
byte m;
if (byte.TryParse(sensorAcq.Sensor.ModuleNo.ToString().Trim(), out m))
{
var package = new byte[8];
package[IDX_ADRESS] = Convert.ToByte(sensorAcq.Sensor.ModuleNo);
package[IDX_CMD] = 0x04;
package[2] = 0x10;
package[3] = 0x04;
package[5] = 0x08;
ValueHelper.CheckCRC16(package, 0, IDX_CRC16_REQ, out package[IDX_CRC16_REQ + 1], out package[IDX_CRC16_REQ]);
sensorAcq.ErrorCode = (int)Errors.SUCCESS;
sensorAcq.Request = package;
}
else
{
sensorAcq.ErrorCode = (int)Errors.ERR_INVALID_MODULE;
sensorAcq.Request = null;
}
}
catch
{
sensorAcq.Request = null;
sensorAcq.ErrorCode = (int)Errors.ERR_UNKNOW;
}
}
private const int SensorType = 1; //温度
public void Request(ref SensorAcqResult sensorAcq)
{
try
{
if (sensorAcq.Sensor.ModuleNo > ushort.MaxValue)
{
sensorAcq.ErrorCode = (int)Errors.ERR_INVALID_MODULE;
sensorAcq.Request = null;
return;
}
var packet = new byte[8];
ValueHelper.WriteShort_BE(packet, IDX_DevType, (short)SensorType);
ValueHelper.WriteUShort_BE(packet, IDX_DevId, (ushort)sensorAcq.Sensor.ModuleNo);
packet[IDX_CMD] = 0x01; // 采集命令
ValueHelper.CheckCRC16(packet, 0, IDX_DataField + 1, out packet[IDX_DataField + 1],
out packet[IDX_DataField + 2]);
sensorAcq.ErrorCode = (int)Errors.SUCCESS;
sensorAcq.Request = packet;
}
catch
{
sensorAcq.Request = null;
sensorAcq.ErrorCode = (int)Errors.ERR_UNKNOW;
}
}
private const int IDX_FrameLength_Res = 7; // byte 应答包长度
public void Request(ref SensorAcqResult sensorAcq)
{
try
{
byte m;
if (byte.TryParse(sensorAcq.Sensor.ModuleNo.ToString().Trim(), out m))
{
var packet = new byte[8];
packet[IDX_Adrress] = Convert.ToByte(sensorAcq.Sensor.ModuleNo);
packet[IDX_CMD] = 0x03; // 采集命令 = 0x03
packet[5] = 0x01; // 目的寄存器长度低8位
ValueHelper.CheckCRC16(packet, 0, 6, out packet[IDX_CRC16_Req + 1], out packet[IDX_CRC16_Req]);
//start, end
sensorAcq.ErrorCode = (int)Errors.SUCCESS;
sensorAcq.Request = packet;
}
else
{
sensorAcq.ErrorCode = (int)Errors.ERR_INVALID_MODULE;
sensorAcq.Request = null;
}
}
catch
{
sensorAcq.Request = null;
sensorAcq.ErrorCode = (int)Errors.ERR_UNKNOW;
}
}
private const int SensorType = 10; //振弦
public void Request(ref SensorAcqResult sensorAcq)
{
try
{
if (sensorAcq.Sensor.ModuleNo > ushort.MaxValue)
{
sensorAcq.ErrorCode = (int)Errors.ERR_INVALID_MODULE;
sensorAcq.Request = null;
return;
}
var packet = new byte[9];
ValueHelper.WriteShort_BE(packet, IDX_DevType, (short)SensorType);
ValueHelper.WriteUShort_BE(packet, IDX_DevId, (ushort)sensorAcq.Sensor.ModuleNo);
packet[IDX_CMD] = 0x01; //采集命令
packet[IDX_DataField] = (byte)sensorAcq.Sensor.ChannelNo;
packet[IDX_DataField + 1] = 0x67; // 默认采集 频率、温度、幅值 、发送激励信号、检测线状态 返回包长度为22
// 如果采集温度编号 0x6f 返回包长度为26
ValueHelper.CheckCRC16(packet, 0, IDX_DataField + 2, out packet[IDX_DataField + 2], out packet[IDX_DataField + 3]);
sensorAcq.ErrorCode = (int)Errors.SUCCESS;
sensorAcq.Request = packet;
}
catch
{
sensorAcq.Request = null;
sensorAcq.ErrorCode = (int)Errors.ERR_UNKNOW;
}
}
private int IsValid(byte[] data)
{
if ((data[IDX_DevType] << 8 | data[IDX_DevType + 1]) != SensorType)
{
return((int)Errors.ERR_INVALID_DATA);
}
byte[] crc16 = { data[data.Length - 2], data[data.Length - 1] };
byte crcHi;
byte crcLo;
ValueHelper.CheckCRC16(data, 0, data.Length - 2, out crcHi, out crcLo);
if ((crc16[0] == crcHi) && (crc16[1] == crcLo))
{
return((int)Errors.SUCCESS);
}
return((int)Errors.ERR_CRC);
}
int IsValid(byte[] data)
{
if (data == null || data.Length != IDX_CRC16_RESP + 2)
{
return((int)Errors.ERR_INVALID_DATA);
}
if (data[IDX_CMD] != 0x04)
{
return((int)Errors.ERR_INVALID_DATA);
}
byte[] crc16 = { data[IDX_CRC16_RESP], data[IDX_CRC16_RESP + 1] };
byte crcHi;
byte crcLo;
ValueHelper.CheckCRC16(data, 0, IDX_CRC16_RESP, out crcHi, out crcLo);
if ((crc16[0] == crcLo) && (crc16[1] == crcHi))
{
return((int)Errors.SUCCESS);
}
return((int)Errors.ERR_CRC);
}
public int IsValid(byte[] data)
{
if (data == null || (data.Length != 9 && data.Length != 5))
{
return((int)Errors.ERR_INVALID_DATA);
}
if (data[IDX_CMD] != 0x04 && data[IDX_CMD] != 0x84)
{
return((int)Errors.ERR_INVALID_DATA);
}
byte[] crc16 = { data[data.Length - 2], data[data.Length - 1] };
byte crcHi;
byte crcLo;
ValueHelper.CheckCRC16(data, 0, data.Length - 2, out crcLo, out crcHi);
if ((crc16[0] == crcHi) && (crc16[1] == crcLo))
{
return((int)Errors.SUCCESS);
}
return((int)Errors.ERR_CRC);
}
public int IsValid(byte[] data)
{
if (data == null || data.Length != 7)
{
return((int)Errors.ERR_INVALID_DATA);
}
if (data[IDX_CMD] != 0x03)
{
return((int)Errors.ERR_INVALID_DATA);
}
byte[] crc16 = { data[IDX_CRC16_Res], data[IDX_CRC16_Res + 1] };
byte crcHi;
byte crcLo;
ValueHelper.CheckCRC16(data, 0, 5, out crcLo, out crcHi);
if ((crc16[0] != crcHi) || (crc16[1] != crcLo))
{
return((int)Errors.ERR_INVALID_DATA);
}
return((int)Errors.SUCCESS);
}
