Comtrol ES8508 Series User Guide - Manual (Page 205)

RocketLinx ES8508 Series User Guide: 2000575 Rev. A Modbus TCP Register Table - 205
ModBus TCP /IP Support
0x020A 2 words
Firmware Release Date
Firmware was released on 2010-08-11 at 09
o’clock
Word 0 = 0x0B09
Word 1 = 0x0A08
0x020C
3 words Ethernet MAC Address
For example: MAC = 01-02-03-04-05-06
Word 0 Hi byte = 0x01
Word 0 Lo byte = 0x02
Word 1 Hi byte = 0x03
Word 1 Lo byte = 0x04
Word 2 Hi byte = 0x05
Word 2 Lo byte = 0x06
0x0300 2 words
IP address
For example: IP = 192.168.250.250
Word 0 Hi byte = 0xC0
Word 0 Lo byte = 0xA8
Word 1 Hi byte = 0x0A Word 1 Lo byte = 0x01
0x020F to 0x2FF 241 words Reserved address space
0x0302 2 words Subnet Mask
0x0304 2 words Default Gateway
0x0306 2 words DNS Server
0x0308 to 0x3FF 248 words Reserved address space (IPv6 or others)
0x0400 1 word
AC1
0x0000:Off
0x0001:On
0xFFFF: unavailable
0x0401 1 word
AC2
0x0000:Off
0x0001:On
0xFFFF: unavailable
0x0402 1 word
DC1
0x0000:Off
0x0001:On
0xFFFF: unavailable
0x0403 1 word
DC2
0x0000:Off
0x0001:On
0xFFFF: unavailable
0x0404 to 0x040F 12 words Reserved address space
Word Address Data Type Description