Atop Technology EH7510 User manual - Manual (Page 109)

Atop Industrial Managed Ethernet Switch
EH7510
User Manual V 1.0
103
Appendix A. ModBus Management Memory Map
1. Read Registers (Support Function Code 3, 4).
2. Write Register (Support Function Code 6).
3. 1 Word = 2 Bytes.
Address
Data
Type
Read/Write Description
System Information
0x0000 (0) 32 words R
System Description = "Managed Switch
EH7510"
Word 0 Hi byte = 'M'
Word 0 Lo byte = 'a'
Word 1 Hi byte = 'n'
Word 1 Lo byte = 'a'
Word 2 Hi byte = 'g'
Word 2 Lo byte = 'e'
Word 3 Hi byte = 'd'
Word 3 Lo byte = ' '
Word 4 Hi byte = 'S'
Word 4 Lo byte = 'w'
Word 5 Hi byte = 'i'
Word 5 Lo byte = 't'
Word 6 Hi byte = 'c'
Word 6 Lo byte = 'h'
Word 7 Hi byte = ' '
Word 7 Lo byte = 'E'
Word 8 Hi byte = 'H'
Word 8 Lo byte = '7'
Word 9 Hi byte = '5'
Word 9 Lo byte = '1'
Word 10 Hi byte = '0'
Word 10 Lo byte = '\0'
0x0020 (32) 1 word R
Firmware Version =
Ex: Version = 1.02
Word 0 Hi byte = 0x01
Word 0 Lo byte = 0x02
0x0021 (33) 3 words R
Ethernet MAC Address
Ex: MAC = 00-01-02-03-04-05
Word 0 Hi byte = 0x00
Word 0 Lo byte = 0x01
Word 1 Hi byte = 0x02
Word 1 Lo byte = 0x03
Word 2 Hi byte = 0x04
Word 2 Lo byte = 0x05
0x0024 (36) 1 word R
Kernel Version
Ex: Version = 1.03
Word 0 Hi byte = 0x01
Word 0 Lo byte = 0x03