
Simatic/TI 505 Serial Driver Help
Serial Communications
COMn does not exist
Error opening COMn
COMn is in use by another application
Unable to set comm parameters on COMn
Communications error on '<channel name>' [<error mask>]
COMn does not exist
Error Type:
Fatal
Possible Cause:
The specified COM port is not present on the target computer.
Solution:
Verify that the proper COM port has been selected.
Error opening COMn
Error Type:
Fatal
Possible Cause:
The specified COM port could not be opened due an internal hardware or software problem on the target
computer.
Solution:
Verify that the COM port is functional and may be accessed by other Windows applications.
COMn is in use by another application
Error Type:
Fatal
Possible Cause:
The serial port assigned to a device is being used by another application.
Solution:
Verify that the correct port has been assigned to the channel.
Unable to set comm parameters on COMn
Error Type:
Fatal
Possible Cause:
The serial parameters for the specified COM port are not valid.
Solution:
Verify the serial parameters and make any necessary changes.
Communications error on '<channel name>' [<error mask>]
Error Type:
Serious
Error Mask Definitions:
B = Hardware break detected.
F = Framing error.
E = I/O error.
O = Character buffer overrun.
R = RX buffer overrun.
P = Received byte parity error.
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