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Rockwell Automation 1760-xxxx Pico GFX-70 Controllers User Manual User Manual

Page 325

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Publication 1760-UM002B-EN-P - March 2005

Pico-Link and Point-to-Point Serial Connections 6-19

Baud rate Serial Interface

The baud rate can be 9600 baud or 19200 baud.

Activating Serial Interface

Serial Interface must be activated in order for it to function.

Factory setting: not active

The tick on the Serial Interface menu item indicates that Serial Interface is
active.

Remote markers, Serial Interface data exchange range

Select the REMOTE MARKER... menu option. Here you can determine,
select and modify the data exchange range.

In the example the READ range was selected with the marker double words
MD11 to MD15.

The WRITE range consists of the marker double words MD16 to MD18.

The entire data exchange range available is the marker range MD01 to MD20
of the remote station. The active station accesses these markers with 1MD*.
The * indicates the number of the marker concerned.

The smallest possible unit for defining a marker range is an MD marker double
word.

BAUDRATE:19200B

Serial Interface

REMOTE MARKER...

IMPORTANT

In normal applications, select the higher baud rate of
19200 baud. The baud rate of 9600 baud should only
be selected if the connection is frequently faulty.

Factory setting: 9600 baud

BAUDRATE:19200B

Serial Interface

REMOTE MARKER...

IMPORTANT

The REMOTE MARKER.. menu only opens if a tick is
displayed next to Serial Interface.

READ:

1MD11

1MD015

WRITE:

1MD16

1MD18