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2. When the MMI port is used
Store the communication conditions in system memory addresses #226 and #227. Set bits D
in memory address #226.
Use of the MMI port ensures a one-to-one connection between the IV-S20 and the JW10.
7
6
#226
D
D
Data
7
0
0
7 bits
1
1
8 bits
#227
Set to (001
In the initial state, addresses #226 and #227 are set to 000.
4 When a JW-21CM or JW-10CM is used
Set the switches (SW0 to SW4 and SW7) on the module as shown below.
S
w
c t i
h
S
W
0
S
W
1
S
W
2
S
W
3
1 -
S
W
3
2 -
S
W
3
3 -
S
W
3
4 -
S
W
4
S
W
7
When a Z-331J/332J is used
Set the switches (SW0 to SW4 and SW7) on the board as shown below.
S
w
c t i
h
S
W
0
S
W
1
S
W
2
S
W
3
1 -
S
W
3
2 -
S
W
3
3 -
S
W
3
4 -
S
W
4
S
W
7
(2) Using memory
To allow the memory to be used by the IV-S20, enter a result write start address in the following
range.
5
4
3
2
1
0
D
D
Stop
Parity
5
4
3
0
0
1 bit
None
0
1
2 bits
Odd
1
0
Even
1
1
Invalid
Station No.
(001
)
(8)
S
e
t t
n i
g
C
o
m
m
a
n
d
m
o
d
e
t S
t a
o i
n
N
. o
u (
p
p
r e
b
) t i
t S
t a
o i
n
N
o
( .
o l
w
r e
b
) t i
n I
v
a
d i l
- 4
i w
e r
s
s y
e t
m
n I
v
a
d i l
O
d
d
p
r a
y t i
(
O
F
F
, )
e
v
e
n
p
r a
y t i
O
N
T
a r
n
s
m
i
s s
o i
n
s
p
e
e
d
k (
b
t i
s /
e
W
i
h t
a
t
r e
m
n i
t a
o i
n
e r
s
s i
a t
n
c
e
S
e
t t
n i
g
C
o
m
p
t u
r e
n i l
k
t S
t a
o i
n
N
. o
u (
p
p
r e
b
) t i
t S
t a
o i
n
N
o
( .
o l
w
r e
b
) t i
n I
v
a
d i l
O
n
y l
h t
e
- 2
i w
e r
s
s y
e t
m
c
a
n
b
n I
v
a
d i l
O
d
d
p
r a
y t i
(
O
F
F
, )
e
v
e
n
p
r a
y t i
T
a r
n
s
m
i
s s
o i
n
s
p
e
e
d
k (
b
t i
s /
e
1
9
2 .
0 (
, )
9
6 .
(
) 1
W
i
h t
a
t
r e
m
n i
t a
o i
n
e r
s
s i
a t
n
c
e
Memory
Range (address)
Register
09000 to 99776
14-19
D
D
D
Transmission speed (k bit/sec)
2
1
0
0
0
1
0
0
0
1
1
1
)
(8)
S
t e
0
1
O
O
(
O
N
)
O
F
F
r o
O
F
F
) c
0
r o
1
0
S
t e
0
1
O
e
u
s
e
. d
O
O
(
O
N
)
O
F
F
) c
0
Computer Link
to D
0
5
9.6
19.2
38.4
v
a
u l
e
4
o t
3
7
(
) 8
F
F
O
N
F
F
r o
O
N
r o
1
O
N
v
a
u l
e
4
o t
3
7
(
) 8
F
F
F
F
F
F
r o
O
N
r o
1
O
N
14
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