Omron CS1W-ETN21 operation manual Controller Data Read, Parameters, Broadcast Address Setting

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

0501

Command code

Response Block

05 01

Command Response

code code

20byte

Model

20 byte	4 byte	4 byte			6 byte
Version	IP address	Subnet	FINS UDP	Mode	Ethernet address
		mask	port number	setting

Parameters

Model, Version (Response)

IP Address, Subnet Mask (Response)

FINS UDP Port Number (Response)

Mode Setting (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

The Ethernet Unit’s IP address and subnet mask are returned as 4 bytes each.

The Ethernet Unit’s UDP port number for FINS is returned as 2 bytes.

The mode setting in the system setup is returned.

15	14	13	12	11	10		9		8		7		6	5	4		3	2	1	0	Bit
											0		0							0
	System setup format																			Broadcast address setting
																			IP address conversion method
																	UDP port No. setting for FINS
																TCP port No. setting for FINS/TCP
												Transmission speed setting
										SNTP server specification method
								SMTP server specification method
						POP server specification method

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

160