Appendix 79
852-1322/852-1328 Industrial Managed Switch
Manual
1.0.01
8
Appendix
8.1
Modbus Memory Map
Table 37: Modbus-Register
Address
Data Type
Read/Write Description
System Information
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
IP Information
0x0050 (80) 1 word
R
DHCP Status
0x0000: Disabled
0x0001: Enabled
0x0051 (81) 2 words
R
IP Address of switch
Ex: IP = 192.168.1.1
Word 0 Hi byte = 0xC0
Word 0 Lo byte = 0xA8
Word 1 Hi byte = 0x01
Word 1 Lo byte = 0x01
0x0053 (83) 2 words
R
Subnet Mask of switch
Ex: IP = 255.255.255.0
Word 0 Hi byte = 0xFF
Word 0 Lo byte = 0xFF
Word 1 Hi byte = 0xFF
Word 1 Lo byte = 0x00
0x0055 (85) 2 words
R
Gateway Address of switch
Ex: IP = 192.168.1.254
Word 0 Hi byte = 0xC0
Word 0 Lo byte = 0xA8
Word 1 Hi byte = 0x01
Word 1 Lo byte = 0xFE