/// <summary>
/// 发送数据
/// </summary>
/// <param name="data">数据</param>
/// <param name="sendFormat">数据格式</param>
public void SendData(string data, SendFormat sendFormat)
{
if (!SerialPortObj.IsOpen)
{
throw new Exception("端口未打开，请打开相关端口");
}
byte[] byteData = null;
switch (sendFormat)
{
case SendFormat.String:
byteData = SysconvertHelper.StringToBytes(data, false);
break;
case SendFormat.Hex:
if (!data.Valid_IsHex())
{
throw new Exception("数据不是十六进制");
}
//将16进制转换为byte[]数组
byteData = SysconvertHelper.From16ToBtyes(data);
break;
default:
break;
}
//发送数据
SerialPortObj.Write(byteData, 0, byteData.Length);
}
/// <summary>
/// 接收数据
/// </summary>
/// <returns></returns>
public byte[] ReceiveData()
{
//定义一个接收数组，获取接收缓冲区数据的字节数
byte[] byteData = new byte[SerialPortObj.BytesToRead];
//读取数据
SerialPortObj.Read(byteData, 0, SerialPortObj.BytesToRead);
return(byteData);
}
/// <summary>
/// 根据端口名称操作
/// </summary>
/// <param name="portName">端口名</param>
/// <param name="serialPortStatus">具体操作</param>
/// <returns></returns>
public bool OpenSerialPort(string portName, SerialPortStatus serialPortStatus)
{
switch (serialPortStatus)
{
//打开
case SerialPortStatus.Open:
SerialPortObj.PortName = portName;
SerialPortObj.Open();
break;
//关闭
case SerialPortStatus.Close:
SerialPortObj.Close();
break;
default:
break;
}
//返回串口打开的状态
return(SerialPortObj.IsOpen);
}