/// <summary>
/// 发送线圈消息-同步
/// </summary>
/// <param name="coil">线圈</param>
/// <param name="Press">是否按下 值【0:False;1:True】</param>
internal bool CoilMsgSync(Coil coil, bool Press)
{
lock (WaitSync)
{
try
{
InputModule input = new InputModule();
input.bySlaveID = m_SlaveID;
input.byFunction = Modbus.byWRITE_SINGLE_COIL;
input.nStartAddr = coil.Addr;
input.nDataLength = Coil.Size;
input.byWriteData = new byte[] { Press ? (byte)255 : (byte)0, 0x00 };
return(SendListMsg(input));
}
catch (Exception ex)
{
log.AddERRORLOG("同步消息发送异常:" + ex.Message);
return(false);
}
finally
{
}
}
}
/// <summary>
/// 修改单个线圈的值
/// </summary>
/// <param name="coil">线圈</param>
/// <param name="Press">是否按下 值【0:True;1:False】</param>
internal void AddMsgList(Coil coil, bool Press)
{
if (coil.Value == Press)
{
return; //相等则不修改
}
InputModule input = new InputModule();
input.byFunction = Modbus.byWRITE_SINGLE_COIL;
input.nStartAddr = coil.Addr;
input.nDataLength = Coil.Size;
input.byWriteData = new byte[] { Press ? (byte)0 : (byte)255, 0x00 };
AddMsgList(input);
}
public bool SendMsg(Coil coil, bool Press)
{
try
{
InputModule input = new InputModule();
input.byFunction = Modbus.byWRITE_SINGLE_COIL;
input.nStartAddr = coil.Addr;
input.nDataLength = Coil.Size;
input.byWriteData = new byte[] { Press ? (byte)0 : (byte)255, 0x00 };
OutputModule rev = null;
rev = m_Modbus.SendMessage_Sync(input);
int count = 0;
for (; ;)
{
if (rev != null)
{
return(true);
}
if ((rev == null) || (rev.byFunction != input.byFunction))
{
rev = m_Modbus.SendMessage_Sync(input);
count++;
}
if (count > 3)
{
throw new Exception("发送线圈消息通信异常！");
}
Thread.Sleep(200);
}
}
catch (Exception ex)
{
log.AddERRORLOG("发送线圈信息异常:" + ex.Message);
return(false);
}
}
/// <summary>
/// 检查线圈的值 【1：False；0：True】
/// </summary>
/// <param name="coil">判断的线圈</param>
private int CheckCoil(Coil coil)
{
return(coil.Value ? 0 : 1);
}