Allen-Bradley 1747-SN User Manual page 111

5–34 RIO Block Transfer
Rung 2:5
BLOCK TRANSFER READS WILL REPEAT AS FAST AS POSSIBLE AS LONG AS THESE RUNGS
ARE SCANNED.
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| VIRTUAL
| BTR ENABLE|BTR DONE
| BIT
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|––––]/[––––––––]/[––––––––]/[––––––––––––––––––––––––––––––––––+––––(L)–––––+–|
| 1615
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Rung 2:6
MOVE THE VIRTUAL CONTROL WORD TO THE M0 FILE FOR THE SN MODULE WHILE A BTR IS
IN PROGRESS AND CONTINUE DOING SO UNTIL THE SCANNER TURNS THE DONE/ERROR BIT
OFF.
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| VIRTUAL
| BTR ENABLE
| BIT
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|–+––––] [–––––+––––––––––––––––––––––––––––––––––––––––––+MOVE
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| | VIRTUAL
| | BTR DONE
| | BIT
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| +––––] [–––––+
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| | VIRTUAL
| | BT ERROR
| | BIT
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| +––––] [–––––+
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Rung 2:7
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|–––––––––––––––––––––––––––––––––––––+END+––––––––––––––––––––––––––––––––––––|
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Publication 1747 6.6 - July 1996
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|VIRTUAL |VIRTUAL
|BT ERROR
|BIT |BIT
B3 B3
13
B3
1615 |
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B3 |
13 |
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B3 |
12
B3
12
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BTR |
PENDING |
B3 |
| 80 | |
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| VIRTUAL | |
| BTR ENABLE | |
| BIT | |
| B3 | |
+––––(L)–––––+ |
1615 |
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+MOV–––––––––––––––+ |
+–|
|Source B3:100| |
| 0000000000000000| |
|Dest M0:1.100| |
| *| |
+––––––––––––––––––+ |
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