private static void Com_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
byte[] ReDatas = new byte[ComDevice.BytesToRead];
ComDevice.Read(ReDatas, 0, ReDatas.Length);//读取数据
foreach (byte item in ReDatas)
{
RecvBuffer[RecvBufferIndex] = item;
// check packet complete
if (RecvBufferIndex > 2 && item == '+' && RecvBuffer[RecvBufferIndex - 1] == '+' && RecvBuffer[RecvBufferIndex - 2] == '+')
{
SerialType = (SERIAL_TYPE)RecvBuffer[0];
ParseContent();
SerialType = SERIAL_TYPE.SERIAL_NONE;
RecvBufferIndex = 0;
}
else
{
RecvBufferIndex++;
}
if (RecvBufferIndex == 30)
{
RecvBufferIndex = 0;
}
}
}
private static void ParseContent()
{
if (SerialType == SERIAL_TYPE.ADV_CONFIG_DATA && RecvBufferIndex == 29)
{
_advConfig.min_hall_diam1 = RecvBuffer[1];
_advConfig.min_hall_value1 = BitConverter.ToInt16(new byte[] { RecvBuffer[2], RecvBuffer[3] }, 0);
_advConfig.max_hall_diam1 = RecvBuffer[4];
_advConfig.max_hall_value1 = BitConverter.ToInt16(new byte[] { RecvBuffer[5], RecvBuffer[6] }, 0);
_advConfig.min_hall_diam2 = RecvBuffer[7];
_advConfig.min_hall_value2 = BitConverter.ToInt16(new byte[] { RecvBuffer[8], RecvBuffer[9] }, 0);
_advConfig.max_hall_diam2 = RecvBuffer[10];
_advConfig.max_hall_value2 = BitConverter.ToInt16(new byte[] { RecvBuffer[11], RecvBuffer[12] }, 0);
_advConfig.min_hall_diam3 = RecvBuffer[13];
_advConfig.min_hall_value3 = BitConverter.ToInt16(new byte[] { RecvBuffer[14], RecvBuffer[15] }, 0);
_advConfig.max_hall_diam3 = RecvBuffer[16];
_advConfig.max_hall_value3 = BitConverter.ToInt16(new byte[] { RecvBuffer[17], RecvBuffer[18] }, 0);
_advConfig.min_servo_angle1 = RecvBuffer[19];
_advConfig.max_servo_angle1 = RecvBuffer[20];
_advConfig.min_servo_angle2 = RecvBuffer[21];
_advConfig.max_servo_angle2 = RecvBuffer[22];
_advConfig.min_servo_angle3 = RecvBuffer[23];
_advConfig.max_servo_angle3 = RecvBuffer[24];
_advConfig.contrast_threshold = BitConverter.ToInt16(new byte[] { RecvBuffer[25], RecvBuffer[26] }, 0);
// trigger adv config data received event
if (advConfigDataReceived != null)
{
advConfigDataReceived(_advConfig);
}
}
else if (SerialType == SERIAL_TYPE.DEVICE_DATA && RecvBufferIndex == 18)
{
_deviceData.hall_value1 = BitConverter.ToInt16(new byte[] { RecvBuffer[1], RecvBuffer[2] }, 0);
_deviceData.hall_value2 = BitConverter.ToInt16(new byte[] { RecvBuffer[3], RecvBuffer[4] }, 0);
_deviceData.hall_value3 = BitConverter.ToInt16(new byte[] { RecvBuffer[5], RecvBuffer[6] }, 0);
_deviceData.pressure = BitConverter.ToInt16(new byte[] { RecvBuffer[7], RecvBuffer[8] }, 0);
_deviceData.contrast = BitConverter.ToInt16(new byte[] { RecvBuffer[9], RecvBuffer[10] }, 0);
_deviceData.switch1 = RecvBuffer[11];
_deviceData.switch2 = RecvBuffer[12];
_deviceData.servo_angle1 = RecvBuffer[13];
_deviceData.servo_angle2 = RecvBuffer[14];
_deviceData.servo_angle3 = RecvBuffer[15];
RecvBufferIndex = 0;
SerialType = SERIAL_TYPE.SERIAL_NONE;
// trigger device data received event
if (deviceDataReceived != null)
{
deviceDataReceived(_deviceData);
}
}
}
public static extern bool H264_DVR_SerialWrite(Int32 lLoginID, SERIAL_TYPE nType, string Buffer, int nBufLen);
public static extern bool H264_DVR_CloseTransComChannel(Int32 lLoginID, SERIAL_TYPE nType);
public static extern bool H264_DVR_SerialWrite(Int32 lLoginID, SERIAL_TYPE nType, string Buffer, int nBufLen);
public static extern bool H264_DVR_CloseTransComChannel(Int32 lLoginID, SERIAL_TYPE nType);
