Read Mode (R) Operations; Reading The Instruction - Mitsubishi MELSEC-A Series Operating Manual

H FUNCTION
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6 . 3
READ Mode (R) Operations
This mode reads programs written to an ACPU by designating step numbers,
instructions, or devices.
Section 6.9.13 explains how to read microcomputer programs.
6.3.1
Reading the instruction
of
the step number designated in the program.
(Instruction read by deslgnatlng the
step
number)
[Basic operatlon]
I
READ
1 1
STEP NUMBER Step number
[Sample operation]
The instruction that was designated after step number 100 in the following
program is read.
100
100' LD X021
101 OUT YO10
102 LDI M53
103 OUT T3 K100
104
MOV DOZ K4YOFO
1
102
105 DMOV K-12345676902 D5V
1
MOV
Do2
K4YFO
[Sample operatlon]
@
I
READ STEP NUMBER
R 9 9
BOP
2
1 0 0 b L D
IO91 Select
the
READ mode, and set
the
I
I
1 0 1
OUT
TO10
step
number.
1 0 9 LDI
YS3
A
1 0 3 )OUT
103
X 1 0 0
1 0 4 YOV
2
1 0 4 ) Do2
1 0 4 K4YOPO
6-
10