Rockwell Automation 8520 9/Series CNC Integration Maintenance Manual Documentation Set - Manual (Page 742)

Section 15A
Troubleshooting The Control
15A-32
If block transfers are enabled (in AMP or using softkey) the first address
in the rack (word 0 on above screen) will not be shown and the two RIO
BT diagnostic softkeys appear. This first word is reserved for block
transfer status information and can not be accessed by PAL. Pressing
either the {RIO BT READ} or {RIO BT WRITE} softkeys displays the
following screens:
Figure 15A.14
Remote I/O Block Transfer Read Diagnostics Screen
REMOTE I/O - BLOCK TRANSFER READ ON = HEX VALUE
00 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00 1F93
01 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00 1FF7
02 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00 205B
03 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00 0000
04 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00 0000
05 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00 0000
06 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00 0000
07 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00 0000
08 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00 0000
09 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00 0000
10 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00 0000
11 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00 0000
12 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00 0000
13 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00 0000
14 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00 0000
15 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00 0000
NEXT
PAGE
The block transfer write screen is similar to the above read screen. In
addition to displaying the set bits of each word in reverse video, the right
column of these screens display the hex equivalent value of the word.
These screens display 16 words at a time of the total 64 block transfer
words. Pressing the {NEXT PAGE} softkey displays the next 16 words.
There are 32 block transfer read words and 32 block transfer write words.