Inserting System Variables Into A Message; Displaying The Ip Address - ICP DAS USA iKAN Series User Manual

4.2.1. Inserting System Variables into a Message

The iKAN series device allows data related to items such as the Ethernet configuration, the RTC
value, and other information, to be inserted into a message as a system variable. The format for
using a system variable in a message has a length of 5 bytes as follows:
1
Delimiter Character Variable Type
%

4.2.1.1. Displaying the IP Address

Modbus register addresses 30000 to 30011 can be used to read the current IP, Mask, and
Gateway address values. The following is an overview of how to read these addresses.
Modbus Address
Decimal Hex.
30000 0000
: :
30003 0003
30004 0004
: :
30007 0007
30008 0008
: :
30011 000B
2
y: System variable
Length Description
The IP address for the iKAN
4
series device
The Mask
4
series device
The Gateway
4
series device
iKAN
Modbus Address: 3-digit decimal number
X
address for the iKAN
address for the
3 to 5
X
Value Range Attribute
0 ~ 255
0 ~ 255
0 ~ 255
X
R
R
R