private void button1_Click(object sender, EventArgs e)
{
System.Diagnostics.Stopwatch sp = new System.Diagnostics.Stopwatch();
sp.Start();
string bitAdd = txtBitAdd.Text.Trim();
short re = ENT.SetBitState(PlcMemory.DM, bitAdd, BitState.ON);
sp.Stop();
txtUseTimeB.Text = sp.Elapsed.TotalMilliseconds.ToString() + "ms";
if (re != 0)
{
//写入数据出错
MessageBox.Show("打开指定位失败！");
}
else
{
MessageBox.Show("打开指定位成功！");
}
}
public bool WriteSingleElement(PlcScanItems item, object value)
{
PlcMemory memorytype = item.AddressType;
string bitstartaddress = string.Empty;
short startaddress = 0;
if (item.DataType == DataType.BIT)
{
bitstartaddress = item.Address;
}
else
{
startaddress = short.Parse(item.Address);
}
short result = 0;
lock (readLock)
{
switch (item.DataType)
{
case DataType.BIT:
bool boolvalue = (bool)value;
if (boolvalue)
{
result = omronethernetplc.SetBitState(memorytype, bitstartaddress.ToString(), BitState.ON);
}
else
{
result = omronethernetplc.SetBitState(memorytype, bitstartaddress.ToString(), BitState.OFF);
}
break;
case DataType.INT16:
//Int16 int16value = (Int16)value;
Int16 int16value = Convert.ToInt16(value.ToString());
result = omronethernetplc.WriteInt16(memorytype, startaddress, int16value);
break;
case DataType.INT32:
Int32 int32value = Convert.ToInt32(value.ToString());
result = omronethernetplc.WriteInt32(memorytype, startaddress, int32value);
break;
case DataType.REAL:
float floatvalue = Convert.ToSingle(value.ToString());
result = omronethernetplc.WriteFloat(memorytype, startaddress, floatvalue);
break;
case DataType.UINT16:
UInt16 uint16value = Convert.ToUInt16(value.ToString());
result = omronethernetplc.WriteUint16(memorytype, startaddress, uint16value);
break;
case DataType.UINT32:
UInt32 uint32value = Convert.ToUInt32(value.ToString());
result = omronethernetplc.WriteUint32(memorytype, startaddress, uint32value);
break;
}
return(result == 0 ? true : false);
}
}