User's Manual

GE/GC864-QUAD V2 and GE864-GPS Hardware User Guide
1vv0300915 Rev.2 – 2011-06-15
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Reserved. Page 83 of 97
13.2. ADC Converter
13.2.1. Description
Ball
GE864
Pin
GC864
Signal I/O Function
ADC Converters
J11 37
ADC_IN1 AI Analog/Digital converter input
H11 38
ADC_IN2 AI Analog/Digital converter input
N/A* 39
ADC_IN3 AI Analog/Digital converter input
The GE/GC864-QUAD V2 AND GE864-GPSmodules provide three* (only
two in GE864-QUAD V2) Analog to Digital Converter.
The on board A/D are 11-bit converter. They are able to read a
voltage level in the range of 0÷2 volts applied on the ADC pin
input, store and convert it into 11 bit word.
Min
Max
Units
Input Voltage
range
0 2 Volt
AD conversion - 11 bits
Resolution - < 1 mV
13.2.2. Using ADC Converter
The AT command below is available to use the ADC function:
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.