User's Guide

UC864-E-AUTO / AWS-AUTO Hardware User Guide
1vv0300795 Rev.11 – 2010/11/18
Reproduction forbidden without Telit Communications S.p.A’s. written authorization - All Rights Reserved. Page 65 of 78
13.1.3. Low Pass Filter Example
13.2. ADC Converter
13.2.1. Description
The on board ADCs are 8-bit converters. They are able to read a voltage level in the
range of 0-2 volts applied on the ADC pin input and store and convert it into 8 bit
word.
Min
MinMin
Min Max
MaxMax
Max Units
UnitsUnits
Units
Input Voltage range 0 2 Volt
AD conversion - 8 bits
Resolution - < 10.2 mV
The UC864-E-AUTO / AWS-AUTO module provides 3 Analog to Digital Converters.
The input lines are:
ADC_IN1 available on Pin 37 and Pin 19 of PL102 on EVK2 Interface.
ADC_IN2 available on Pin 38 and Pin 20 of PL102 on EVK2 Interface.
ADC_IN3 available on Pin 39 and Pin 21 of PL102 on EVK2 Interface.
13.2.2. Using ADC Converter
An AT command is available to use the ADC function.
The command is AT#ADC=1,2 The read value is expressed in mV
Refer to SW User Guide or AT Commands Reference Guide for the full description of
this function.