Memory Map - GE 750 Manual

MEMORY MAP

Memory Map
Table 3: Modbus Memory Map (Sheet 1 of 40)
ADDR
PRODUCT ID (read only)
0000 GE Multilin Product Device Code
0001 Hardware Revision
0002 Software Revision
0003 Version Number
0004 Bootware Revision
0005 Installed Options
0006 Serial Number (4 words)
000A Date Of Manufacture (2 words)
13
Installed Option: Harsh Environment
000C
10
ETHERNET OPTIONS (read/write)
0040 IP Address
0048 IP Subnet Mask
0050 IP Default Gateway
COMMANDS (read/write)
0080 Command Operation Code
1
Simulate Front Panel Key Press
0081
14
Communications Port Passcode (4 words)
0088
VIRTUAL INPUTS (read/write)
0090 Reserved
1 2 3 4 5 6 7 8 9 10 11 12 13
For explanation of Table footnotes, see the Memory Map Notes at the end of this table.
4 - 6
Table 2: Memory Map Organization
Memory Map Address Range
Section
Product ID 0000h to 007Fh
Commands 0080h to 00FFh
User Map 0100h to 01FFh
Actual Values 0200h to 0FFFh
Setpoints 1000h to 1FFFh
Event Recorder,
Trace Memory, and 2000h to 2FFFh
Data Logger
Reserved 3000h to 3FFFh
Factory Service
4000h to FFFFh
Data
The 750/760 memory map is shown in the following table.
DESCRIPTION
CHAPTER 4: MODBUS MEMORY MAP
Identification and revision information.
Substitute command locations. Read and
write access.
User Map Values and Addresses. See the
previous section for details.
Actual values data. Read Only.
Setpoints data. Read and Write.
See relevant sections in this chapter for
details.
Reserved for future use.
Reserved.
RANGE UNITS
--- ---
1 to 26 ---
--- ---
000 to 999 ---
--- ---
--- ---
--- ---
--- ---
--- ---
--- ---
--- ---
--- ---
--- ---
--- ---
--- ---
750/760 FEEDER MANAGEMENT RELAY – COMMUNICATIONS GUIDE
Description
TYPE DEFAULT
F1 ---
F13 ---
F14 ---
F1 ---
F14 ---
F15 ---
F33 ---
F23 ---
F96 ---
F91 000.000.000.000
F91 255.255.255.000
F91 000.000.000.000
F19 0
F55 ---
F33 00000000