Intelligent Technologies Modbus to QCPort Adapter Manual
January 2006
MN05002002E (C)
For more information visit
www.eatonelectrical.com
Page 67
Auto Configuration (AC) Push Button Functionality (holding register area)
Description Modbus
Register
Size
(Reg)
Usage Read/
Write
AC Push Button
Enable
7556
1
0 – Disable
1 – Enable (default)
This setting is used to disable the
use of the AC push button after a
power up. If the button is disabled,
then a power up reset will reset the
IP address and mode to BootP.
R/W
Duplex Mode
V1.007 and later
7557
1
Duplex mode of the TCP connection.
0 = Half (default)
1 = Full
R/W
Data Swap
V1.007 and later
7558
1
By default the D77D-EMA is big
endian, for little endian controllers
this register will swap bytes within
the holding registers.
0 – data is not swapped (default)
1 – swap data
R/W
Special Functions (holding register area)
Description Modbus
Register
Size
(Reg)
Usage Read/
Write
Power Cycle D77D-
EMA
11857
1
0xaa55 to activate, register is
cleared when action complete
R/W
Reset D77D-EMA to
Out of Box
11858
1
0xaa55 to activate, register is
cleared when action complete
R/W
Reset Service – hard
reconfiguration
11859
1
Channel(s) 0x0001 A, 0x0002 B
0x0003 both, cleared when complete
R/W
Reset Service – soft
reconfiguration
11860
1
Channel(s) 0x0001 A, 0x0002 B
0x0003 both, cleared when complete
R/W
Modbus Wormhole
TxA
12395
251
Modbus wormhole transmit area A
R/W
Modbus Wormhole
RxA
12646
251
Modbus wormhole receive area A
R/W
Modbus Wormhole
TxB
12897
251
Modbus wormhole transmit area B
R/W
Modbus Wormhole
RxB
13148
251
Modbus wormhole receive area B
R/W
Get QCPort Device
Fault
14485
3
Register 14485 =Channel
Register 14486 =QCPort Device ID
Register 14487 =Fault
Power Supply
Volatage
14490
1
Power Supply voltage x 10
R
Flash CPU Status
LED
14493
1
0 = CPU status LED flash normal
1 = CPU status LED rapid flash
R/W
Deleted Connections
V1.007 and later
14560
1
Number of total deleted connections
of the D77D-EMA .
R
Active Connections
V1.007 and later
14561
1
Number of active connections to the
D77D-EMA.
R
Collision Counter
V1.007 and later
14562
1
Total number of collisions that have
occurred on the TCP network
between the D77D-EMA and the
master.
R