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(2)
V a l i d d e v i c e r a n g e s
for
d e v i c e m e m o r y t r a n s a c t i o n s a r e g i v e n
b e l o w
I
Bit Devices
D e v i c e
Input
X
Word Devices
Output
Y
Internal relay
M
Latch
relay
L
Link relay B
Annunciator F
Special
relay
M
Timer iContactl T
Timer (Coil) T
Counter (Contact) C
Counter (Coil) C
Represented
in:
Device
Device number range
Decimal/
Dexadecimal
Device number
range
XOOOO to X07FF
rimer ( w e r e n t value) T
I
TNOOO
to
TN255
I
Decimal
Represented in:
Decimal1
Hexadecimal
Hexadecimal
YOOOO
to
Y07FF
MOO00
t o
M2047
LO000 t o L2047
BOO00
to B03FF
F0000
to
F0255
M9000
t o
M9255
TSOOO to TS255
TC000 t o TC255
CSOOO t o CS255
CC000
to
CC255
writer
(present vaiuei
C
I
CNOOO
t o
CN255
I
Decimal
Hexadecimal
Decimal
Decimal
Hexadecimal
Decimal
Data
reoirter
D
I
DO000
t o
01023
I
Decimai
P O I N T
I
L ~ n k
register
W
(1) Bit
d e v i c e s a n d word d e v i c e s are differentiated a s f o l l o w s .
Bit device
. .
.X, Y,
M, L, B, F, T ( c o n t a c t ) , T ( c o i l ) , C
( c o n t a c t ) , C ( c o i l )
Word device. .T ( p r e s e n t v a l u e ) , C ( p r e s e n t value), D, W, R
WOO00 to W03FF
(2)
When reading
16 c o n s e c u t i v e bit d e v i c e s a s word d a t a ,
t h e bit device number m u s t be a multiple of 16.
Hexadecimal
File reqirter R
(3)
The "0"
in the m o s t s i g n i f i c a n t d i g i t s of the d e v i c e num-
b e r m a y be s p e c i f i e d a s s p a c e s
(20H).
(4) M and L
r a n g e s a r e s p e c i f i e d in the
PC CPU p a r a m e t e r s
however AD51 device memory t r a n s a c t i o n s r e g a r d the
two a s the s a m e .
ROO00 to
R8191
(5)
Different device r a n g e s a p p l y when u s i n g
the AD51 with
the A O J 2 C P U . ( S e e A O J 2
Programming Manual)
Decimal
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