Of Steps - Mitsubishi Electric MELDAS 60 Series Programming Manual

6.2.2 No. of Steps
The basic No. of steps in the sequence command includes step 1 to step 6.
Main examples of each step are shown below.
Basic No.
Command (mnemonic)

of steps

LD, ANI, ANB, ORB,
Step 1
STC, CLC, FEND, RET, P**
INC, DEC, PLS, PLF, CJ,
Step 2
CALL
Step 3 MOV, =, BCD, OUT T
Step 4 DMOV, +, -, XCH
Step 5 D+, D-
D*, D/
Step 6
As shown above, the command code, source and destination in basic No. of steps for the command
are equivalent to one step each. Only some of the command codes and the 32-bit command constant
K or H use two steps.
(Note) If the constant value in the DMOV or D* command, etc., is small, a display in which there is a
space equivalent to one step will occur between the source (S) and destination (D) or
between the source (S2) and destination (D). (Section marked with * in diagram.
Circuit display
FEND
IN C D10
CALL P20
MOV
=
BCD
T1
DMOV K12345
+
XCH
D+ D0 H12345678
D *
D0
(S)
DMOV K12
(S1) (S2)
D *
D0 K50
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6. Explanation of Commands
K100 D100
D0 D1
D0
D1
K1
D0
2 steps worth
D0 D1
K100
D0 D10
2 steps worth
D10
2 steps worth
K123456
D10
2 steps worth
(D)
D0
*
(D)
D4
*