Mitsubishi Electric Melsec A Series - Page 108

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):'EEEIl
~(D)
I
UNIP
I
~
(S) + 2
Whenn-3
Converts alphanumeric characters Into ASCII
ASCII
I
I
ASC IAlphanumeric 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 I01 In2
(D)r'3~
I
FROM
I
m11 nPRC
! -rl FROMP In1 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 Im1 I n
-r DFROP Int 1.2 (D)I .~
Buffe,
I
DFROP
I
memory
PAC Im1 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 Imt I n
I -r OTOP "'1'21(DII.~
I
DTOP
PRC ImiT n
4-72
I