Rockwell Automation 1770, D17706.5.16 Ref Mnl DF1 Protocol Command - Manual (Page 170)

9–32 Diagnostic Counters
Publication 1770Ć6.5.16 - October 1996
1785ĆL20E, ĆL40E, ĆL40L, ĆL60L, ĆL80E DH+ Diagnostic Counters
This counter byte Counts the number of
0
ACK timeouts.
1 NAKs due to no memory received.
2 Claim tokens.
3 NAKs due to no memory sent.
4 CRC errors.
5 Duplicate packets.
6 Token timeouts.
7 Retries.
8, 9 Messages sent (high byte first).
10, 11 Messages received (high byte first).
12, 13 Commands generated (high byte first).
14, 15 Requests executed (high byte first).
16, 17 Replies sent (high byte first).
18 Rack 1 timeouts.
19 Rack 2 timeouts.
20 Rack 3 timeouts.
21 Rack 1 CRC errors.
22 Rack 2 CRC errors.
23 Rack 3 CRC errors.
24 Rack 1 B.T. errors.
25 Rack 2 B.T. errors.
26 Rack 3 B.T. errors.
27 Rack 1 reĆtries.
28 Rack 2 reĆtries.
29 Rack 3 reĆtries.
30 Adapter timeouts.
31 Undeliverable replies.