Rockwell Automation 1771-DB BASIC MODULE - Manual (Page 332)

Chapter
Call Routines 69–127 13
13 -74
Sample Ladder Logic
(L)
O:001
13
BTW
BLOCK TRANSFER WRITE
Rack
Group
Module
00
1
0
N7:5
N10:110
64
Control Block
Data file
Length
Rung 2:0
13
I:001
Rung 2:3
[END OF FILE]
(EN)
(DN)
(ER)
N Continuous
N10:0
0
Rung enable bit
(N10:0 used as example)
(U)
N10:0
Rung 2:1
(U)
O:001
0
O:001
13
BTR
BLOCK TRANSFER READ
Rack
Group
Module
00
1
0
N7:0
N10:10
64
Control Block
Data file
Length
4
I:001
(EN)
(DN)
(ER)
N Continuous
Rung 2:2
13
N7:0
15
Undefined. If you execute an undefined call, you receive the error
message, “
ERROR–UNSUPPORTED CALL .”
CALL 124–127