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Rockwell Automation 1734-485ASC POINT I/O ASCII User Manual User Manual

Page 38

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Publication 1734-UM009B-EN-P - July 2003

2-12 Configuring Your ASCII Module

Serial Port Transmit to ASCII Device

Max Number of
Transmit Chars

17

Get/Set

Maximum number of
characters the
1734-232ASC
module expects to
transmit out its
serial port to the
serial device

1-128

20 chars

14

hex

USINT

Transmit End
Delimiter Mode

18

Get/Set

Selects whether or
not the End
delimiter is included
with the received
data

0 = No End Delimiter

1 = Exclude End

Delimiter

2 = Include End

Delimiter

Include

2

USINT

Transmit End
Delimiter Character

19

Get/Set

Character which
identifies the end of
the transmit data
string from
DeviceNet to the
ASCII device when
the length is
specified as 0

Any valid standard

ASCII character

(0-127 with 7-bit

data, 0-255 with 8-bit

data)

Carriage

return

D

hex

USINT

Consume on DeviceNet from Master

Consume String
Data Type

20

Get/Set

Defines the format
of the data string
received from the
master

0 = Array

1 = Short_String

2 = String

Short_

String

1

USINT

Transmit Swap
Mode

21

Get/Set

If enabled, the
position of the bytes
in the serial
messages will be
swapped every 2 or
4 bytes

0 = Disabled

1 = 16-bit Swap

Enabled

2 = 24-bit Swap

Enabled

3 = 32-bit Swap

Enabled

Disabled

0

USINT

Transmit Handshake
Mode

22

Get/Set

Selects the source
of the event that
triggers the
transmission of data
over the serial link

0 = Transmit

Handshake

1 = Transmit

Immediate

Transmit

Handshake

0

USINT

Consume Assembly
Size

23

Get

Total number of
bytes of I/O data
that are received
from the master.
This should be the
TX size of your
scanner.

4-132

20 bytes of

array data

and 4

header

bytes

24

USINT

Table 2.3 Parameter List

Parameter

Parameter

Instance

Access

Description

Parameter Choices

Default
Setting

Default

Value

Data Type

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