Rockwell Automation 1794-ID2 U.MNL INCREMENTAL ENCODER User Manual
Page 42
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![background image](/manuals/579527/42/background.png)
3–6
Programming Your Incremental Encoder Module
Publication 1794ĆUM015B-EN-P - May 2001
Program Action
0009
BTW ERROR BIT
B3:10
12
MOV
MOVE
SOURCE
DEST
#M1:1.203
#N7:17
6
BTW PENDING
B3:15
0
CHECK BTW STATUS
B3:15
1
BTW ENABLE BIT
B3:110
15
L
U
U
0008
This rung executes BTRs continuously, as fast
as possible.
When a BTW occurs, the error code is moved
to N7:17.
To next page.
0<
BTRENABLE BIT
BTRDONE BIT
BTRERRORBIT
BTRPENDING
BTRENABLE BIT
B3:100
15
B3:0
13
B3:0
12
B3:5
0
B3:100
15
0010
B3:10
13
One BTW is triggered at power up. Four words of
data starting at N7:10 is sent to the 1794ĆID2
module.
B7:20
0
B3:10
12
COP
COPY FILE
SOURCE
DEST
#M1:1.210
#N7:10
LENGTH
7
BTW PENDING
B3:15
0
BTW ENABLE BIT
B3:110
15
L
L
L
L
BTW
ENABLE
BIT
BTW
DONE
BIT
BTW
ERROR
BIT
B3:110
15
TRIGGER
FOR
BTW
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