Memory Mapping; Modbus Memory Map - GE Multilink ML810 Instruction Manual

MEMORY MAPPING

18.2.1 Modbus Memory Map

Address
0000
000C
0018
0024
002A
002B
002C
002D
002E
002F
0030
0031
0032
0033
0034
0035
0036
0039
0049
004A
004B
004C
004E
0050
0052
0054
0056
0057
0058
0059
005A
005B
005C
005D
005E
005F
0060
0061
18–4
18.2 Memory Mapping
The Modbus memory map is shown below. Refer to Format Codes on page 18–37 for
details on the items in the format column.
Table 18–1: Modbus memory map (Sheet 1 of 33)
Description
System name (12 registers)
System contact (12 registers)
System location (12 registers)
Software version (6 registers)
IP address (byte 0)
IP address (byte 1)
IP address (byte 2)
IP address (byte 3)
Netmask (byte 0)
Netmask (byte 1)
Netmask (byte 2)
Netmask (byte 3)
Gateway (byte 0)
Gateway (byte 1)
Gateway (byte 2)
Gateway (byte 3)
MAC address (3 registers)
Order code (16 registers)
Power alarm 1
Power alarm 2
Stp State
Number of ports
Port present map
Port link map
Port stp state map
Port activity map
Port 1 type
Port 2 type
Port 3 type
Port 4 type
Port 5 type
Port 6 type
Port 7 type
Port 8 type
Port 9 type
Port 10 type
Port 11 type
Port 12 type
CHAPTER 18: MODBUS PROTOCOL
Range Step
- -
- -
- -
- -
1 to 254 1
1 to 254 1
1 to 254 1
1 to 254 1
1 to 254 1
1 to 254 1
1 to 254 1
1 to 254 1
1 to 254 1
1 to 254 1
1 to 254 1
1 to 254 1
- -
- -
0 to 1 1
0 to 1 1
0 to 1 1
1 to 32 1
- -
- -
- -
- -
0 to 6 1
0 to 6 1
0 to 6 1
0 to 6 1
0 to 6 1
0 to 6 1
0 to 6 1
0 to 6 1
0 to 6 1
0 to 6 1
0 to 6 1
0 to 6 1
MULTILINK ML810 MANAGED EDGE SWITCH – INSTRUCTION MANUAL
Format Default
String Varies
String multilin.tech
@ge.com
String Markham, Ontario
String Varies
F1 0
F1 0
F1 0
F1 0
F1 0
F1 0
F1 0
F1 0
F1 0
F1 0
F1 0
F1 0
String Varies
String Varies
F2 0
F2 0
F3 0
F1 Varies
Bitmap Varies
Bitmap 0
Bitmap 0
Bitmap 0
F4 Varies
F4 Varies
F4 Varies
F4 Varies
F4 Varies
F4 Varies
F4 Varies
F4 Varies
F4 Varies
F4 Varies
F4 Varies
F4 Varies