User's Manual

GE864
GE864GE864
GE864-
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-QUAD Automotive V2 Hardware User Guide
QUAD Automotive V2 Hardware User GuideQUAD Automotive V2 Hardware User Guide
QUAD Automotive V2 Hardware User Guide
1vv0300840 Rev.3 2010-04-08
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 57 of 71
12.2.
12.2.12.2.
12.2. ADC Converter
ADC ConverterADC Converter
ADC Converter
12.2.1.
12.2.1.12.2.1.
12.2.1. Description
DescriptionDescription
Description
The on board A/D are 11-bit converter. They are able to read a voltage level in the range
of 0÷1.9 volts applied on the ADC pin input, store and convert it into 11 bit word.
Min
MinMin
Min Max
MaxMax
Max Units
UnitsUnits
Units
Input Voltage range 0 1.9 Volt
AD conversion - 11 bits
Resolution - < 1 mV
The GE864-QUAD Automotive V2 module provides 2 Analog to Digital Converters. The
input lines are:
ADC_IN1
ADC_IN1ADC_IN1
ADC_IN1 available on Ball J11 and Pin 19 of PL102 on EVK2 Board.
ADC_IN2
ADC_IN2ADC_IN2
ADC_IN2 available on Ball H11 and Pin 20 of PL102 on EVK2 Board.
12.2.2.
12.2.2.12.2.2.
12.2.2. Using ADC Converter
Using ADC ConverterUsing ADC Converter
Using ADC Converter
An AT command is available to use the ADC function.
The command is AT#ADC=1,2
AT#ADC=1,2AT#ADC=1,2
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.