Comtrol ES7528 - Manual (Page 217)

RocketLinx ES7528 User Guide: 2000509 Rev. C Modbus TCP Register Table - 217
ModBus TCP /IP Support
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