Rockwell Automation 1769-ASCII Compact I/O ASCII Module User Manual

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Rockwell Automation Publication 1769-UM012B-EN-P - January 2014

Chapter 2 Configure the 1769-ASCII Module

1769-ASCII Module Configuration Dialog Box

Use this dialog box to configure the ASCII parameters.

TIP

Online edits to a module's configuration do not take effect until the module
connection is reestablished. This can be done by inhibiting/uninhibited the
module using the checkbox on Connection tab. The module operation is
interrupted while connection is inhibited.

Table 3 - Module Properties Dialog Box - Configuration Tab Parameter Descriptions

Parameter

Description

Channel

Choose the channel (0 or 1) for which parameters are configured.

Baud Rate

Enter the baud rate for the channel. Valid values are as follows.
1200
2400
4800
9600 (default)
19,200
38,400
57,600
115,200
Baud Rate appears dimmed when controller is in Run mode. Online edits can only be done when the mode or key switch is in the Remote or
Program position.

Serial Data Formats

Use Data Bits, Parity, and Stop Bits to configure serial data formats.

Data Bits

Choose 7 (default) or 8 for the Data Bits. Data Bits appears dimmed Run mode.

Parity

Choose Odd, Even, or None (default) for the Parity. Parity appears dimmed Run mode.

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