7. APPLICATION INSTRUCTIONS
7
−
113
MELSEC-A
7.9.2 ASCII code comment display
instructions (LED, LEDC)
Available Device
Bit device
Word (16-bit) device
Constant
Pointer
Level
Ca
rr
y
fla
g
Err
o
r
fla
g
X Y M L S B F T C D W R A0
A1
Z V K H P I N
D
igit specification
In
d
e
x
M9012 (M9010, M9011)
LED
O
O
O
O
O
LEDC
(S)
O O O O O O O O O O O O O O
O
O
1: For the number of steps when AnA, A2AS, AnU, QCPU-A (A Mode) and A2USH board is used, refer to Section 3.8.1.
Functions LED
(1) Displays the ASCII data (16 characters) stored at eight points, which begin with
the device specified at (S), at the LED indicator on the front face of CPU.
(2) When the ASCII data is not stored at the eight points which begin with the
device specified at (S).
1) T, C, D, W: Blank
2) R: What will be displayed is unknown.
(Blank when the file register (R) has been cleared.)
AnS
AnN
AnSH
An A1FX
A3H
A3M
A3V AnA
AnU, A2AS
A2USH-S1
A2USH board
QCPU-A
(A Mode)
A0J2H
A2C
A52G
A73
A3N
board
Applicable
CPU
X O O
X X O O
Remark
*1: A3N only.
*3: A3A only.
*2: A3 only.
*4: A3U and A4U only.
*1 *2
*3
*4
LED, LEDC
Indicates the instruction symbol.
Display command
(S)
LED
Head number of device which
stores displayed data
(S)
LEDC
Device number of which com-
ment will be displayed
Setting data
Display data
LED indicator on front face of CPU
ASCII character
Stored ASCII data (hexadecimal)
Summary of Contents for MELSEC-A series
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