Intelligent Technologies Modbus to QCPort Adapter Manual
January 2006
MN05002002E (C)
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Page 66
QCPort B Configuration (holding register area)
Description Modbus
Register
Size
(Reg)
Usage Read/
Write
Modbus Adapter
QCPort Device IDB
7549 1
Default
0xffff
R
QCPort Channel B
baud
7551 1
9600
=
48
19200
=
24
38400
=
12
57600
=
8
115200
=
4
230400
=
2
460800
=
1
R/W
QCPort Channel B
Modbus Parity
7552
1
Even = 0, Odd = 1, None = 2
R/W
QCPort Channel B
Modbus baud
7553 1
1200
=
384
2400
=
192
4800
=
96
9600
=
48
19200 = 24 (default)
38400
=
12
57600
=
8
115200
=
4
230400
=
2
460800
=
1
R/W
Serial Slow Response Setup (holding register area)
Description Modbus
Register
Size
(Reg)
Usage Read/
Write
Modbus Allow
Channel A Slow
Response
7554
1
0 – Disable (default)
1 – Enable
When performing serial pass
through, some Serial Modbus
devices respond slower then 100
ms, because of this if this register is
set true the response time will be
lengthened to 750 ms prior to timing
out the message.
R/W
Modbus allow
Channel B Slow
Response
7555
1
0 – Disable (default)
1 – Enable
When performing serial pass
through, some Serial Modbus
devices respond slower then 100
ms, because of this if this register is
set true the response time will be
lengthened to 750 ms prior to timing
out the message.
R/W
