Instruction manual
13.
COMMUNICATION FUNCTIONS
13.1
2.4
External
I/O
pin statuses
(Dl0
diagnosis)
(1)
External input pin status read
Read the ON/OFF statuses
of
the external input pins.
(a) Transmission
Transmit command [1][2] and data
No.
[4][0].
($1
Reply
The ON/OFF statuses
of
the input pins are sent back.
I:
ON
0:
OFF
Command
of
each bit is transmitted
to
the master
station as hexadecimal data.
bit
I
External Input Pin bit
I
External
Input Pin
0
CNlB-17
1
a1
CNlB-9
CNlB-16
91
2
CNlB-15
-
15
I
(2)
External output pin status read
Read the ONOFF statuses
of
the external output pins.
(a)
Transmission
Transmit command [1][2] and data
No.
[C][O].
h
.
l+l
Command Data
No.
The slave station sends back the ONIOFF statuses
of
the output pins.
1:
ON
0:
OFF
Command
of
each bit is transmitted
to
the master
station as hexadecimal data.
13-
18