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4.A2CCPU
- - - - - - - - - - - - - - - - - - - - MELSEC-A
Table 4.14 Application Instructions (Continued)
Cla.slflcatlon
NtructIon
Symbol
Contents of Proces.lng
Symbol
All 0
4 bits
I
I
~
,
,
,
, ,
DIS
4 bits
0
r'--,
s
I I I I I
(0)
+
1
I
DISP
I
~
Wh•••• 3 "'-..' " -,
(0) +2
Association
Data
DioooclaIion
4 bit.
4 bIts
Processing
I
UNI
I
-l
UN'
I
(S)
@:G]--1
~
r'--,
instructions
(S):' E EEIl
~(D)
I
UNIP
I
~
(S)
+
2
Whenn-3
Converts alphanumeric characters Into ASCII
ASCII
I
I
ASC
I
Alphanumeric 1(0)
conversion
ASC
codes and stores into 4 points beginning with
character
the device, O.
I
FIFW
I
-l
F'FW
~
(D)
Pointer
Write
(S)
=
::
I
Po"'"
+ ,
I
FIFWP
I -l
FIFWP
~
FIFO
instruotions
I
FIFR
I
-l
FIFR
I
(01)
G§J--1
(02)
Pointer
Read
(01)
1=
::
Pointer -1
I
FIFRP
I
-l
FIFAP
~
!
-rl
FROM
I
01
I
n2
(D)r'3~
I
FROM
I
m11 n
PRC
!
-rl
FROMP
I
n1
1"2
(Oil .3
~
I
FROMP
I
mt ] •
~
PAC
Data read
Reads data from the special function module.
I
DFRO
I
-r
DFRO
I", I
'21(0)
I.~
PRC
I
m1
I
n
-r
DFROP
I
nt
1.2 (D)
I .~
Buffe,
I
DFROP
I
memory
PAC
I
m1
I
n
Access
l-r
TO
1
.iT.21(D)
I'~
instructions
I
TO
PRC
rm1T
n
l-r
TOP l.iT.2
I
(D)
I
'3~
I
TOP
PRC
miT n
Data write
Write data to the special function module.
l-r
DTO
I"'
1.2 (Dl!'gf
I
DTO
PRC
I
mt
I
n
I -r
OTOP
"'1'21(DII.~
I
DTOP
PRCImiT
n
4-72
I

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