Awdiagdata For Profibus - Panasonic FP7 User Manual

Programming information

4.3.7.1 awDiagData for PROFIBUS

ARRAY [0]: slave status
ARRAY [1]: additional slave status
ARRAY [2]: slave ID number
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The ARRAYs of WORD contain the following diagnostic information.
For ARRAY [0], slave status is stored as logical bits.
Bit Description
0 Slave not responding.
1 Slave not ready.
2 Slave parameterized improperly.
3 Extended diagnostic area in ARRAY [3] of WORD used.
4 Unknown command detected by slave.
5 Implausible response from slave.
6 Last parameter telegram faulty.
7 Slave parameterized by another master.
8 Slave must be parameterized.
9 Get diagnostic from slave until the bit is set to OFF (16#0000).
10 1
11 Watchdog activated.
12 Freeze command activated.
13 Sync command activated.
14 Reserved by system.
15 Slave not projected.
For ARRAY [1], the lower byte contains additional slave status information.
The higher byte contains the master address for the master that parame-
terized the slave.
Bit Description
0-6 Reserved by system.
7 The slave has more diagnostic data available than it can send.
8-15 The higher byte contains the master address for the master that parame-
terized the slave. If a slave is not parameterized, the value is 255.
In ARRAY [2], the slave reports its ID number.
FP7 Fieldbus Master Units Technical Manual