Intelligent Technologies Modbus to QCPort Adapter Manual
January 2006
MN05002002E (C)
For more information visit
www.eatonelectrical.com
Page 68
Dynamic Device Addition (DDA) Functions (Version 1.007 and later)
Modbus Register
Description
CH A
CH B
Size
(Reg)
Usage Read/
Write
DDA Produced Data
Allocated
14494
14510
1
Sets the total consumed data size
when using DDA.
R/W
DDA Consumed Data
Allocated
14495
14511
1
Sets the total produced data size
when using DDA.
R/W
DDA Produced Data
Free
14496
14512
1
DDA Consumed Data Max minus
Current Consumed data.
R
DDA Consumed Data
Free
14497
14513
1
DDA Produced Data Max minus
Current Produced data.
R
DDA Production Size
14498
14514
1
The amount of production data this
node will use if added
R
DDA Consumption
Size
14499
14515
1
The amount of consumption data
this node will use if added
R
DDA Add Method
14500 14516 1
0 – Auto Add
1 – Explicit
2 – Reserved
R/W
DDA Enable
14501
14517
1
0 - Disabled
1- Enabled
R/W
DDA Device Available
14502
14518
1
0 - No node available
1- Node available to add
R
DDA Next Device ID
14503
14519
1
The device ID you should use for
DDA
R
Device Type
14504
14520
1
The type of device which is showing
up on QCPort
R
DDA Added Device
Count
14505
14521
1
The number of devices added
R
DDA Add Device
Explicit
14506
14522
1
When the explicit method of adding
a device is chosen, writing the value
in register 14503/14519 will execute
the DDA and add the device to the
scan list.
R/W
