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CS/CJ/NSJ Series Instructions Reference Manual (W474)
4. Instruction Execution Times and Number of Steps
*1 The instruction execution time is greatly affected by the amount to data. This will
affect the cycle time. To reduce the effect on the cycle time, background execu-
tion can be specified.
4-1-33 Task Control Instructions
Instruction Mnemonic Length
(steps)
ON execution time (µs) Conditions
CJ2H
CPU6@(-EIP)
CJ2M CPU@@
MOV STRING MOV$ 3 31.5 58.3 Transferring 1 char-
acter
*1
CONCATENATE STRING +$ 4 56 104 1 character + 1
character
*1
GET STRING LEFT LEFT$ 4 33.5 62.2 Retrieving 1 charac-
ter from
2 characters
*1
GET STRING RIGHT RGHT$ 4 33.4 62.1 Retrieving 1 charac-
ter from
2 characters
*1
GET STRING MIDDLE MID$ 5 32.3 60.8 Retrieving 1 charac-
ter from
3 characters
*1
FIND IN STRING FIND$ 4 30.3 56.3 Searching for 1
character from 2
characters
*1
STRING LENGTH LEN$ 3 14.0 24.9 Detecting 1 charac-
ter
*1
REPLACE IN STRING RPLC$ 6 110 213 Replacing the first of
2 characters with 1
character
*1
DELETE STRING DEL$ 5 45.6 86.8 Deleting the leading
character of 2 char-
acters
*1
EXCHANGE STRING XCHG$ 3 40.3 75.4 Exchanging 1 char-
acter with
1 character
*1
CLEAR STRING CLR$ 2 15.9 28.3 Clearing 1 charac-
ter
*1
INSERT INTO STRING INS$ 5 85 162 Inserting 1 character
after the first of 2
characters
*1
String Comparison Instruc-
tions
=$ 4 27.0 50.9 Comparing 1 char-
acter with
1 character
<>$
<$
<=$
>$
=$
Instruction Mnemonic Length
(steps)
ON execution time (µs) Conditions
CJ2H
CPU6@(-EIP)
CJ2M CPU@@
TASK ON TKON 2 12.5 19.0 Cyclic task specified
13.6 22.7 Extra task specified
TASK OFF TKOF 2 240 393 Cyclic task specified
15.5 25.8 Extra task specified
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