User's Manual
Table Of Contents
- 1 Overview
- 2 GE864-QUAD V2 Mechanical Dimensions
- 3 GE864-QUAD V2 module connections
- 4 Hardware Commands
- 5 Power Supply
- 6 Antenna
- 7 Logic level specifications
- 8 Serial Ports
- 9 Audio Section Overview
- 10 General Purpose I/O
- 10.1 GPIO Logic levels
- 10.2 Using a GPIO Pad as INPUT
- 10.3 Using a GPIO Pad as OUTPUT
- 10.4 Using the RF Transmission Control GPIO4
- 10.5 Using the RFTXMON Output GPIO5
- 10.6 Using the Alarm Output GPIO6
- 10.7 Using the Buzzer Output GPIO7
- 10.8 Indication of network service availability
- 10.9 RTC Bypass out
- 10.10 External SIM Holder Implementation
- 11 DAC and ADC section
- 12 Conformity Assessment Issues
- 14 Document Change Log
GE864-QUAD V2 Hardware User Guide
1vv0300841 Rev.0.1 24/11/09
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 12 of 65
3.1.1 BGA Balls Layout
TOP VIEW
A B C D E F G H J K L
1
GND - - - - GND - GND VBATT VBATT GND
2
RESET* - - - VRTC - - GND VBATT VBATT GND
3
- GPIO_04 - - - 32K_IN -
GPIO_08 /
PCM_TX
GND GND GND
4
-- - - SIMVCC - - - - - GND Antenna
5
-
GPIO_06 /
ALARM
- -
- - -
GPIO_02 /
PCM_WAO
ON_OFF* GND -
6
-
C125/RING
- GND
GPIO_01 /
JDR
C106 /
CTS
-
- - GND GND
7
-
C108 /
DTR
DAC_OUT
GPIO_09 /
PCM_CLK
C103 /
TXD
C105 /
RTS
- -
-
GPIO_03/
PCM_RX
-
8
- - -
STAD_
LED
- - MIC_HF+
C104 /
RXD
MIC_MT+
GPIO_05 /
RFTXMON
PWRMON
9
- - -
C109 /
DCD
SIMRST AXE MIC_MT- EAR_MT- MIC_HF- -
GPIO_07 /
BUZZER
10
- - SIMCLK SIMIO
- RX_TRACE
EAR_MT+ EAR_HF+ EAR_HF- - -
11
GND - SIMIN
TX_TRACE
C107 /
DSR
GND - ADC_IN2 ADC_IN1 - GND