Programmable configuration parameters, 2ć19 – Rockwell Automation 1775-KA PLC-3 Communication Adapter Module User Manual User Manual

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Installation

Chapter 2

2Ć19

The transmission format may be summarized as follows:

start bit
data bit 0
data bit 1
data bit 2
data bit 3
data bit 4
data bit 5
data bit 6
data bit 7
even parity bit (optional)
one stop bit

The 1775–KA module selects baud and parity through the LIST function
(section titled Programmable Configuration Parameters).

A number of installation parameters for the 1775–KA module can be
programmed through the PLC–3 LIST function.

The LIST function words by presenting you with a series of lists, or
menus, that allows you to select and establish the module’s operating
parameters. Each option in an upper–level menu represents a submenu of
more detailed options. This process continues until you have selected
enough options to define a single parameter in full detail. Figure 2.11
illustrates the menu structure of LIST. To return to the preceding (next
highest) level of LIST, press the ENTER key without making a new entry.

Programmable Configuration

Parameters

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