Diagnostic variables – Pololu Simple User Manual

Page 82

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ID Name

Type

Description

Units

12

AN1
Unlimited
Raw
Value

unsigned
16-bit

The 12-bit ADC reading of analog channel 1. This value is 0xFFFF
(65535) if the controller detects the input is disconnected.

0=0 V,

4095=3.3 V

13

AN1 Raw
Value

unsigned
16-bit

The 12-bit ADC reading of analog channel 1. This value is 0xFFFF
(65535) if the controller detects the input is disconnected or if the signal
is outside of the Error Max/Error Min channel calibration settings.

0=0 V,

4095=3.3 V

14

AN1
Scaled
Value

signed
16-bit

The scaled version of the AN1 raw value (based on analog channel 1
calibration settings). This value is 0 if the raw value is 0xFFFF, else it
ranges from -3200 to +3200.

internal

units

16

AN2
Unlimited
Raw
Value

unsigned
16-bit

See AN1 Unlimited Raw Value.

0=0 V,

4095=3.3 V

17

AN2 Raw
Value

unsigned
16-bit

See AN1 Raw Value.

0=0 V,

4095=3.3 V

18

AN2
Scaled
Value

signed
16-bit

See AN1 Scaled Value.

internal

units

Diagnostic Variables

The following variables can be used to monitor various internal conditions of the Simple Motor Controller, such as
the input voltage, the board temperature, the and the motor speed.

Pololu Simple Motor Controller User's Guide

© 2001–2014 Pololu Corporation

6. Using the Serial Interface

Page 82 of 101

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