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Command/Response Reference Section 7-3
7-3-2 CONTROLLER DATA READ
Reads the following data from the Ethernet model, version, IP address, sub-
net mask, FINS UDP port number, mode settings, Ethernet address.
Command Block
Response Block
Parameters
Model, Version
(Response)
The Ethernet Unit mode and version are returned as ASCII characters occu-
pying 20 bytes each (i.e., 20 characters each). If all bytes are not used, the
remaining bytes will be all spaces (ASCII 20 Hex).
Example Model: CS1W-ETN21, CJ1W-ETN21
Version: V1.20
IP Address, Subnet Mask
(Response)
The Ethernet Unit’s IP address and subnet mask are returned as 4 bytes
each.
FINS UDP Port Number
(Response)
The Ethernet Unit’s UDP port number for FINS is returned as 2 bytes.
Mode Setting (Response) The mode setting in the system setup is returned.
Broadcast Address Setting
0: Broadcast with host number set to all ones (4.3BSD specifications)
1: Broadcast with host number set to all zeroes (4.2BSD specifications)
IP Address Conversion Method Setting
00, 01: Automatic generation method
10: IP address table reference method
11: Combined method (IP address table reference + automatic generation)
FINS/UDP Port Number Setting
0: Default (9600)
1: Unit Setup value
05 01
Command code
05 01 20 byte 20 byte 4 byte
Subnet
mask
4 byte
FINS UDP
port number
Mode
setting
6 byte
Ethernet addressResponse
code
Command
code
Model Version IP address
1514131211109876543210 Bit
Broadcast address setting
IP address conversion method
UDP port No. setting for FINS
0
System setup format
00
TCP port No. setting for FINS/TCP
Transmission speed setting
SNTP server specification method
SMTP server specification method
POP server specification method
