Mitsubishi Electric Melsec Q Series Programming Manual page 35

1 OVERVIEW
Classification Symbol
IF -
ELSE -
IEND
SELECT -
CASE -
Program control
SEND
FOR -NEXT Repeat control with specified count
BREAK
CAMRD
CAMWR
Synchronous
control dedicated CAMWR2 Cam data write (Cam open area)
function
CAMMK
CAMPSCL Cam position calculation
Table of the operation control/transition instruction (continued)
Function
Conditional branch control
Selective branch control
Force termination of repeat control
Cam data read
Cam data write
Cam auto-generation
(3) Rough calculation expression of single program for operation
control/transition program
2 + (1 + Total number of basic steps in 1 block
+ Number of 32-bit constants/1 block
+ Number of 64-bit constants/1 block
Format Basic steps
IF(S)
: IF
ELSE ELSE : 3
: IEND : 1
IEND
SELECT
CASE(S1)
:
CEND SELECT : 1
CASE(Sn) CASE :
: CEND :
CEND CLELSE : 1
CLELSE SEND :
:
CEND
SEND
FOR(D) = (S1) TO (S2)
STEP (S3) FOR : 9
: NEXT : 8
NEXT
BREAK
CAMRD(S1),(S2),(n),(D)
CAMWR(S1),(S2),(n),(S3)
CAMWR2(S1),(S2),(n),(S3)
CAMMK(S1),(S2),(S3)
CAMPSCL(S1),(S2),(D)
1
 3)  Number of blocks (steps)
1 - 12
Usable step Y/N
transition's
F/FS G conditional
expression
: 4
—
4
3 —
1
—
3 —
7 —
7 —
7 —
6 —
6 —
: Usable, —: Unusable
(1 step = 2 bytes)
Section of
reference
5.17.1
5.17.2
5.17.3
5.17.4
5.18.1
5.18.2
5.18.3
5.18.4
5.18.5