Serial, Com1 word com2 word, System – Rockwell Automation 1398-PDM-xxx IQ Master Version 3.2.4 for IA-2000 and IQ-5000 Positioning Drive Modules, IQ-55 User Manual

Page 331: Serial system

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Variables and Flags Assignment and Request Commands • Serial

309

Publication 1398-PM601A-EN-P — October 2000

HOST M

O

DE

Serial

COM1 word
COM2 word

These commands set the serial parameters for the Operator Terminal (Com1) and the Programming Ter-
minal (Com2). The parameters are encoded as a bit map in the following format:

System

Command

Description

Flag/

Variable

Read/
Write

Personality

Module

ADDR

Returns the host axis identifier specified by the dip
switch. The value will be in the range of 0..63. (Zero
indicates no individual axis identifier.)

byte

R

N

HOST

TRUE if the programming terminal is in host mode. In
host mode, the ULTRA Plus or IQ will give less ver-
bose responses to some commands and will not supply
error message strings.

F

R/W

N

NOECHO

TRUE if the ULTRA Plus or IQ is not to echo incom-
ing characters in a full duplex mode.

The default state on power up is FALSE.

F

R/W

N

NOLF

TRUE if the ULTRA Plus or IQ is not to add a line-
feed (^J) to responses. If TRUE, only a carriage return
(^M) will be transmitted.

F

R/W

N

Bit

Description

Values

0, 1

Unused

2

0 = RS-232C
1 = RS-422

3

Unused

7, 6, 5, 4

Baud Rate

0000 = 1200
0001 = 2400
0010 = 4800
0011 = 9600 (default)
0100 = 19200

9, 8

Parity

00 = None
01 = Odd
10 = Even

10

Data Bits

0 = 7 Data Bits
1 = 8 Data Bits

11..15

Unused

Command

Description

Flag/

Variable

Read/
Write

Personality

Module

ABSMODE

TRUE to enable Absolute mode

F

R/W

Y

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