User Manual User guide
Publication 1756-UM534B-EN-P - November 2010 139
Scanner Mode I/O Map Appendix A
Scanner Mode Block Transfer I/O
BT Read Structure - Input
0 1 2 3 4 5 6 7 8 9
BTR
Returned Read Data
1st
16-bit
Word
BTW
Block Transfer Control Read Structure
BT Read
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Returned Read Data
Oset 2…n
Read Data Returned by the Block Transfer
BT Write
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Reserved
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
BTR Error
BTR Update Counter
Block Transfer
Read Error
Read Done
Manual Mode Only
BTW Update Counter
BTW Error
Block Transfer
Write Error
Write Done
Manual Mode Only
Reserved
Block Transfer Control Write Structure
BT Read
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Write Data Container
for BTW Module
Oset 2…n
Write Data Container
BT Write
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Reserved
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
BT Read Length
BT Write Length
BT Write Enabled
Manual Mode Only
Continuous Mode
Manual Mode Only
Reserved
Res
Res
BT Read Enabled
Manual Mode Only
Continuous Read /
BT Inhibit
I
O
I
I
I
II
II
O
O
O
OOOO
0 1 2 3 4 5 6 7
Group
Group
Group
Group
1/4
Partial Rack
1/4
Partial Rack
1/4
Partial Rack
1/4
Partial Rack
BT Write Structure - Output
0 1 2 3 4 5 6 7 8 9
BTR
Write Data Container for BTW Module
1st
16-bit
Word
BTW
I/O Rack
Scanner Mode
Block Transfer I/O
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