7.17 Other Instructions
7.17.4 Reading 1 byte directly from file register
7-353
7
APPLI
C
A
T
IO
N
INSTRUCTIONS
ZRR
D
B
ZRRDB
7.17.4
Reading 1 byte directly from file register
ZRRDB
Function
(1) Reads the serial byte number specified for n that does not signify a block number, and
stores to the lower 8 bits of the device specified for
.
The upper 8 bits specified for
will become 00
H
.
ZRRDB(P)
P: Executing condition
:
indicates any of the following
instructions.
ZRRDB
ZRRDBP
Input argument,
EN:
Executing condition
:Bit
n:
Serial byte number whose file register is read
:ANY32
Output argument,
ENO:
Execution result
:Bit
d:
Start number of the device that stores read data
:ANY16
Setting
data
Internal device
R, ZR
J
\
U
\G
Zn
Constant
K,H
Others
Bit
Word
Bit
Word
n
−
−
−
Universal
UD
High
Performance
Structured ladder
ST
Z
RR
DB
EN
ENO
n
d
Z
RR
DB
(EN,
n
, d);
ENO:=
d
d
d
A
rea
for
bl
oc
k N
o
. 0
A
rea
for
bl
oc
k N
o
. 1
A
rea
for
bl
oc
k N
o
. 2
Z
R65536
Z
R65535
Z
R32768
Z
R0
Z
R32767
S
er
i
a
l by
te
num
b
er
n
R
ea
d-
out
contents
00
H
B
0
B
7
b15
b8
Fil
e
reg
i
ster
d
Содержание MELSEC Q Series
Страница 1: ...Structured Programming Manual Mitsubishi Programmable Controller QCPU Common Instructions ...
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