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3M™ MicroTouch™ Controller RX142 Reference Guide

3M Touch Systems, Inc. Proprietary Information

Restore Defaults

Syntax:

<SOH>RD<CR>

Response:

<SOH>0<CR>

Positive response.

Description:

Returns to the factory default operating parameters. The Restore Defaults command

copies the 3M Touch Systems factory default parameters from ROM to the non-volatile

memory (NOVRAM) and then executes a Reset command.

The following table lists the factory defaults for the RX142 controller. The Restore

Defaults command is useful in situations where inadvertent commands to the controller

have rendered the sensor inoperative.

Table 6 RX142 Factory Default Settings

Operating Parameter

Default

Baud Rate

9600

Serial Communication Settings

N, 8, 1

Data Format

Format Tablet

Operating Mode

Mode Stream

Return to Factory Calibration

Yes

Note

: After you issue a Restore Defaults command, you must recalibrate your sensor.

Set Controller Number (a multi-step command)

Syntax:

<SOH>W002<CR>

Response:

<SOH>0<CR> Positive response

Syntax:

xxxxxxxx<CR> Where each x is a hexadecimal digit, most significant digit first

Response:

<SOH>0<CR> Positive response

Description:

This command is used to set a controller number for applications use. The controller does

not use this value. This is useful for identifying individual controllers in a multiple

controller system.

Unit Type

<SOH>UT<CR>

Responds with an 8-character identity string. This string identifies the type of controller

currently attached to the system, lists the features supported by the controller, and outputs

the status of the controller hardware (a self-test code).

Returns an identification code up to 8 ASCII characters in the following format:

<SOH>TtFfffSs<CR>

where: