Serial-DF1 properties
The
Configure RS-232 DF1 driver
dialog contains the following information.Setting | Description |
|---|---|
Driver name | Specifies the name of the serial driver. If changed, the name must be unique across the entire topology and cannot exceed 255 characters. |
COM Port | Lists the available COM ports on your computer. The driver transmits data to a device connected to the serial (COM) port of a computer. Select a port from the list. Available port numbers are from 0 through 31 (default is 1). |
Device | Shows the DF1 device that is connected with your computer. |
Baud rate | Specifies the baud rate for the driver that transmits data to your device. Available baud rates are 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, and 115200. The default is 19200. |
Station number | Specifies the station number for the driver. Available station numbers are from 0 through 254 decimal (default is 0). |
Parity | Matches the error-checking method for the connected driver ( None , Even , or Odd ). |
Error check | Matches the setting of the device you are connected to ( BCC or CRC ). All devices on the network must be configured the same. |
Stop bits | Specifies the amount of time between data transmissions. Basic DF1 protocol generally uses 1 (default is 1). |
Protocol | Specifies the supported protocols ( Full Duplex or Half Duplex ). |
Ack/poll timeout | Specifies the ACK value. The default is 3000 milliseconds. |
Maximum retries | Specifies a value for the maximum number of times the system should retry. The default is 3. |
Test configuration | Tests if the driver configuration is correct. Before testing, ensure that your DF1 device is connected.
If the test fails, possible reasons include:
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