Rockwell Automation 1772-L8_LW_LWP_LX_LXP,D17726.5.8 User Manual User Manual
Page 457
Quick Reference
Appendix E
E-13
Approximate Execution Time Per Scan and Words Per Instruction
(continued)
Instruction
Instruction Name
Symbol
True
average
µ
sec.
False average
µ
sec.
Words Per
Instruction
Add
Subtract
Multiply
Divide
Add
Subtract
Multiply
Divide
Square Root
BCD to Binary
Binary to BCD
FIFO Load
FIFO Unload
Bit Shift Left
Bit Shift Right
-(+)-
-(-)-
-(x)-(x)-
-(:)-(:)-
EAF 01
EAF 02
EAF 03
EAF 04
EAF 05
EAF 13
EAF 14
EAF 28
EAF 29
29
32
201
184
247
252
915
1442
1007
228
192
409
8051
377
8051
222
534
234
482
10
10
11
9
3
4
3
4
5
6
5
6
9
8
18
20
30
30
30
30
30
31
31
116
116
117
117
55
55
56
55
10
10
11
11
1
1
2
2
3
3
3
3
3
3
3
3
3
5
5
1
1
2
2
Examine Off Bit Shift
Examine On Bit Shift
Set Bit Shift
Reset Bit Shift
EAF 18
EAF 19
EAF 16
EAF 17
58
60
61
61
18
18
20
20
3
3
3
3
Log 10
Sin X
Cos X
EAF 30
EAF 35
EAF 36
807
538
538
30
30
30
3
3
3
add 1 word per instruction when its address is 400
8
or greater
add 2 words per instruction when its address is 400
8
or greater
1 word
999 words
1 bit
999 bits
with 2 data values
with 10 data values
with 50 data values
add 8
µ
s per instruction when its address is 400
8
or greater
add 16
µ
s per instruction when its address is 400
8
or greater
1
2
3
4
5
6
7
8
9
10
11