Details of command
28
I/O data
The OUTPUT and INPUT respectively correspond to the command and response of the data field as shown below.
Controlling the I/O signal of the RS-485 communication compatible product, reading and writing operation data or
parameters, and monitoring can be executed.
In the following cases, the most significant bit of the register address number response becomes “1.”
•
When “Communication (address number)” parameter specifies the address number of “0: Disabled”
•
When the power supply of the RS-485 communication compatible product is not turned on
z
Remote I/O occupied size: 16-bit mode
Number of transmission bytes: 17-byte mode
Byte
Part
Type
Command
(Master to
NETC01-M2
)
Response
(
NETC01-M2
to master)
1
Header field
−
DATA_RWA (50h)
DATA_RWA (50h)
2
OPTION
ALARM
3
STATUS
4
5
Data field
−
Reserved
Connection status
6
7
Remote I/O
Address number "0"
remote I/O input
Address number "0"
remote I/O output
8
9
Address number "1"
remote I/O input
Address number "1"
remote I/O output
10
11
Address number "2"
remote I/O input
Address number "2"
remote I/O output
12
13
Address number "3"
remote I/O input
Address number "3"
remote I/O output
14
15
−
Reserved
Reserved
16
Содержание NETC01-M2
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