Datasheet

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Serial Console

The available commands are listed in Table 6. In this table, values in brackets indicate a range or list of

possible characters. A dash (–) indicates a range, and commas (,) indicate a list.

Table 6. Console Mode Commands

COMMAND FORMAT OPERATION

Prints the current gain

P —

setting

R Set data rate

R [F,S]

V Show firmware version

S Start streaming

D Read data once

Q Query parameters

Console mode does not interrupt standalone operation. It is always available, even when the standalone

mode is in use. However, if parameters are changed using both the console and standalone modes,

parameters may become out of sync.

5.2 Command Reference

5.2.1 P—Set PGA

This command has no effect on the ADS1131 or ADS1231 because the device gain is fixed.

• P—(with no argument) prints the current gain setting

5.2.2 R—Set Data Rate

This command sets the speed of the installed ADS device according to these parameters:

• RF—sets rate to fast

• RS—sets rate to slow

• R—(with no argument) prints the current data rate setting

Note that the actual data rate depends on the frequency of the device clock.

5.2.3 V—Show Version

Displays a message containing the firmware version and copyright notice.

SBAU175A–July 2010–Revised August 2011 ADS1131REF and ADS1231REF

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