Simatic/TI 505 Serial Driver Help
T = TX buffer full.
Possible Cause:
1. The serial connection between the device and the host PC is bad.
2. The communications parameters for the serial connection are incorrect.
Solution:
1. Verify the cabling between the PC and the device.
2. Verify that the specified communications parameters match those of the device.
Device Status Messages
The following error/warning messages may be generated. Click on the link for a description of the message.
Device Status Messages
Device '<device name>' is not responding
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Device '<device name>' is not responding
Error Type:
Serious
Possible Cause:
1. The serial connection between the device and the host PC is broken.
2. The response from the device took longer to receive than the amount of time specified in the "Request Timeout"
device setting.
3. The communications parameters for the serial connection are incorrect.
Solution:
1. Verify the cabling between the PC and the device.
2. Increase the Request Timeout setting so that the entire response can be handled.
3. Verify the baud rate selected matches that of the device.
4. If NITP protocol is selected, ensure that odd parity and 7 data bits are selected.
5. If TB protocol is selected, ensure that no parity and 8 data bits are selected.
6. Make sure that RTS_ALWAYS flow control is selected.
Unable to write to '<address>' on device '<device name>'
Error Type:
Serious
Possible Cause:
1. The serial connection between the device and the host PC is broken.
2. The communications parameters for the serial connection are incorrect.
Solution:
1. Verify the cabling between the PC and the device.
2. Verify that the specified communications parameters match those of the device.
Simatic/TI 505 Serial Device Specific Messages
The following error/warning messages may be generated. Click on the link for a description of the message.
Simatic/TI 505 Serial Device Specific Messages
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Bad address in block [<start address> to <end address>] on device '<device name>'
Unable to write tag <address> for device <device name>: Error code <code>
Error Type:
Serious
Possible Cause:
1. The address does not exist in the device.
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