Libraries
9.5 USS library
S7-200 SMART
560 System Manual, V2.3, 07/2017, A5E03822230-AF
Refer to "Using the USS protocol instructions" (Page 548) for and a listing of USS protocol
instructions and error codes and example programs.
USS protocol execution error codes
Table 9- 39 USS protocol execution error codes
A checksum error in the response from the drive was detected.
3 A parity error in the response from the drive was detected.
An error was caused by interference from the user program.
5 An illegal command was attempted.
An illegal drive address was supplied.
The communications port was not set up for USS protocol.
The communications port is busy processing an instruction.
The drive speed input is out-of-range.
The length of the drive response is incorrect.
The first character of the drive response is incorrect.
The length character in the drive response is not supported by USS instructions.
The wrong drive responded.
The DB_Ptr address supplied is incorrect.
The parameter number supplied is incorrect.
An invalid protocol was selected.
USS is active; change is not allowed.
An illegal baud rate was specified.
No communications: the drive is not ACTIVE.
The parameter or value in the drive response is incorrect or contains an error code.
A double word value was returned instead of the word value requested.
22 A word value was returned instead of the double word value requested.
24 Signal board (SB) port 1 is missing or not configured.
Refer to "Using the USS protocol instructions" (Page 548) for and a listing of USS protocol
instructions and error codes and example programs.
To Next Page
Loading...
Need help?
General
