Result Evaluation Of A Command - Siemens SIMATIC MV440 Operating Instructions Manual

Process interfacing via an automation system (PLC, PC)
10.3 Control with FB 45 and Ident profile
10.3.3.5

Result evaluation of a command

The result of the command execution appears as follows:
● Through the "ready" bit in the command and status word "BEST" and the output bytes
"error_MOBY", "error_FB" and "error_BUS" ("MOBY Param").
● Through the output double word "STATUS" ("instance DB RFID standard profile").
In addition to the description in the relevant function manuals of FB45 and the RFID standard
profile, the following values have a specific meaning for the reader:
FB45:
Error_MOBY
0x05
0x0D
0x15
264
Ident profile STATUS
Byte 0 Byte 1 Byte 2
0xE6 0xFE 0x01
0xE1 0xFE 0x03
0xE6 0xFE 0x03
Meaning
Command not permitted. At least one precondition
is not permitted: See the chapter "Preconditions
for the commands" (Page 265)
Bad parameter in MV command
Command is incorrectly structured, for example:
The specified address for a WRITE command
•
is not 0x0000.
Program change MV command
•
– length of the data to be written > 0x1.
– Program number transferred is > 0xF.
Program number transferred is not saved.
Initialization with program selection (init_run/INIT)
is not possible:
Program number transferred is not saved.
•
Reader is still in self-test.
•
SIMATIC MV420 / SIMATIC MV440
Operating Instructions, 04/2013, A5E02371045-06