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 9 of 65
Ball Signal I/O Function Internal PULL UP Type
H11 ADC_IN2 AI Analog/Digital converter input A/D
Miscellaneous Functions
A2 RESET* I Reset input
D8 STAT_LED O Status indicator led CMOS 1.8V
E2 VRTC AO VRTC Power
F3 32K_IN I 32.768 KHz Square Wave Input CMOS 1.8V
J5 ON_OFF* I
Input command for switching power ON or OFF
(toggle command). The pulse to be sent to the
GE864-QUAD V2 must be equal or greater
than 1 second.
47K Pull up to VBATT
L8 PWRMON O Power ON Monitor CMOS 2.8V
L4 Antenna O Antenna output – 50 ohm RF
Telit GPIO
E6 GPIO_01 / JDR I/O Telit GPIO01 I/O pin / Jammer detect report CMOS 2.8V
H5 GPIO_02/PCM_WAO I/O Telit GPIO02 Configurable GPIO / PCM audio * CMOS 2.8V
K7 GPIO_03 / PCM_RX I/O Telit GPIO03 Configurable GPIO / PCM audio * CMOS 2.8V
B3 GPIO_04 I/O
Telit GPIO04 Configurable GPIO / RF
Transmission Control
CMOS 2.8V
K8 GPIO_05 / RFTXMON I/O
Telit GPIO05 Configurable GPIO / Transmitter
ON monitor
CMOS 2.8V
B5 GPIO_06 / ALARM I/O Telit GPIO06 Configurable GPIO / ALARM CMOS 2.8V
L9 GPIO_07 / BUZZER I/O Telit GPIO07 Configurable GPIO / Buzzer CMOS 2.8V
H3 GPIO_08 / PCM_TX I/O Telit GPIO08 Configurable GPIO / PCM audio * CMOS 2.8V
D7 GPIO_09 / PCM_CLK I/O Telit GPIO09 Configurable GPIO / PCM audio * CMOS 2.8V
Power Supply
J1 VBATT - Main power supply Power
K1 VBATT - Main power supply Power
J2 VBATT - Main power supply Power
K2 VBATT - Main power supply Power
A1 GND - Ground Power
A11 GND - Ground Power
D6 GND - Ground Power
F1 GND - Ground Power
F11 GND - Ground Power
H1 GND - Ground Power
H2 GND - Ground Power
J3 GND - Ground Power
K3 GND - Ground Power
K4 GND - Ground Power
K5 GND - Ground Power
K6 GND - Ground Power
L1 GND - Ground Power
L2 GND - Ground Power
L3 GND - Ground Power
L6 GND - Ground Power