Telit Wireless Solutions GE863-QUAD Manual Do Utilizador

Página de 79
 
 
 
 
 
GE863-QUAD 
GE863-PY 
 
 1vv0300715 Rev. 1 - 19/09/06  
  
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Right reserved 
 
page 59 of 79 
 
11.2 ADC  Converter 
11.2.1 Description 
The GE863-QUAD / PY module provides 3 Analog to Digital Converters. The input lines are 
available on: 
ADC_IN1 on BGA Ball #23 of the GE863-QUAD / PY module and on pin 19 of PL104 on EVK2 
Board (CS1151). 
 
ADC_IN2 on BGA Ball #74 of the GE863-QUAD / PY module and on pin 20 of PL104 on EVK2 
Board (CS1151). 
 
ADC_IN3 on BGA Ball #70 of the GE863-QUAD / PY module and on pin 21 of PL104 on EVK2 
Board (CS1151). 
 
The on board A/D is 11-bit converter. It is 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 
Volt 
AD conversion 
11 
bits 
Resolution 
< 1 
mV 
 
 
11.2.2 
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 to GE863-QUAD / PY AT commands specification for the full 
description of this function.