Telit Wireless Solutions GE864 manual Document Change Log, Revision Date Changes

Page 69

GE864 Hardware User Guide

1vv0300694 Rev.10 - 10/06/08

15 Document Change Log

Revision Date Changes

ISSUE#0 12/06/06 Release First ISSUE# 0

ISSUE #1 22/11/05 Added notice on page 4.

ISSUE #2 19/12/05 Added Paragr.10 Conformity Assessment Issues

ISSUE #3 07/02/06 Added products order codes table

Added Disclaimer

Added Safety Recommendations

ISSUE #4 07/09/06 Full Review of the manual

Added ADC description

Added DAC description

Added Pin out and Process flow description

Added Packaging

ISSUE #5 03/10/06 TGPIO23 now RESERVED; modified low pass filter example for DAC, 6.1 antenna characteristics

ISSUE #6 23/10/06 Updated “GE864 orientation on the tray” layout.

ISSUE #7 08/02/07 Pin out updated, Camera removed, Added Stat Led and GPIO5 description, added VAUX1, schematics updated for ON_OFF, reset, level adapter 5V, RS232 transceiver, Power supply. Modified Charger description.

ISSUE #8 07/06/07 Updated DISCLAIMER, Added note on charger (CFUN4 and ON_OFF), Added Power consumptions table, Added new table for GPIO status in Reset and Power on, added RFTXMON timing, Switching description modified in “+ 12V input Source Power Supply Design Guidelines”, Added Alternate Function for GPIO4, Added BGA balls mechanical drawing.

ISSUE #9 19/06/07 Modified absolute maximum ratings; added GPIO2 Alternate function description

ISSUE #10 10/06/08 Par 02: Updated Mechanical drawings

Par 3.1: Removed nominal values on Audio, added DVI description

Par 5.1: Added Supply Voltage Range

Par 11.7: GPIO7 description; added section on Buzzer description

Par 9: Audio section removed (a dedicated User guide on audio has been created)

Par 5.2.1.4: added note on Charger

Par 8.1: tip on RXD pull up added EVK chapter removed

Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved

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Contents GE864 Hardware User Guide This document is relating to the following products GE864 Hardware User GuideContents 10.2 10.110.3 10.4Packing system Safety RecommandationsDisclaimer GE864-QUAD / PY OverviewLength 30 mm Width Thickness GE864 Mechanical DimensionsPIN-OUT GE864 module connectionsGpio Reserved Vbatt TOP View BGA Balls LayoutReserved Turning on the GE864-QUAD / PY Hardware Commands10k Turning OFF the GE864-QUAD / PY Hardware shutdownHardware Unconditional Restart 10k Power Supply Requirements Power SupplyElectrical Design Guidelines General Design Rules1.2 + 12V input Source Power Supply Design Guidelines GE864 Hardware User Guide Battery Source Power Supply Design Guidelines Battery Charge control Circuitry Design Guidelines GE864 Hardware User Guide Thermal Design Guidelines Power Supply PCB layout Guidelines GSM Antenna Requirements AntennaAntenna Line on PCB Requirements GSM Antenna PCB line GuidelinesGSM Antenna Installation Guidelines Current characteristics Logic level specificationsAbsolute Maximum Ratings -Not Functional Operating Range Interface levels 2.8V CmosReset signal Signal Function Bga BallSignal Min Max Serial Ports Absolute Maximum Ratings -Not Functional ParameterMin MaxOperating Range Interface levels 2.8V Cmos Level Min Max Signals of the GE864 serial port are RS232 level translation GE864 Hardware User Guide 5V Uart level translation GE864 Hardware User Guide External Amplifier Audio Section OverviewShort description Input Lines MicrophoneMicmt 1st differential microphone path Input Lines CharacteristicsOutput Lines Speaker External SIM Holder Implementation Output Lines CharacteristicsOnoff General Purpose I/OPict01 Gpio Logic levels Absolute Maximum Ratings -Not Functional Parameter Min MaxOperating Range Interface levels 1.8V Cmos Level Min Max Using a Gpio Pad as Output Using a Gpio Pad as InputUsing the RF Transmission Control GPIO4 Using the Rftxmon Output GPIO5Using the Alarm Output GPIO6 AT#SRP=3 Using the Buzzer Output GPIO7Magnetic Buzzer Concepts Power Supply Influence Frequency BehaviourWorking Current Influence Allowed Gpio Using the Temperature Monitor FunctionLED status Device Status Indication of network service availabilityRTC Bypass out VAUX1 power outputDAC Converter DAC and ADC sectionDescription Min Max UnitsCommand is AT#DAC=enable,value Enabling DACLow Pass Filter Example ADC Converter Using ADC ConverterModule finishing & dimensions Mounting the GE864 on your Board12.1General Top View Recommended foot print for the application GE864Top View Suggested Inhibit AreaStencil Debug of the GE864 in productionPCB pad design Ball pitch mm Solder resist opening diameter a mmMetal pad diameter B mm Finish Layer thickness µm Properties Solder pasteLead free Solder paste Sn/Ag/CuFollowing is the recommended solder reflow profile 12.1.8 GE864 Solder reflowPacking system 12.2.1 GE864 orientation on the tray Moisture sensibility Conformity Assessment Issues Safety Recommandations Revision Date Changes Document Change Log

GE864 specifications

The Telit Wireless Solutions GE864 is a compact yet robust cellular module designed for a wide range of M2M (Machine-to-Machine) applications. As part of the Telit family, the GE864 is particularly notable for its small form factor, reliability, and versatility, making it an ideal choice for various industries including automotive, healthcare, and utilities.

One of the standout features of the GE864 is its integrated GPRS capabilities, allowing devices to connect to cellular networks seamlessly. With a maximum data rate of 85.6 kbps for downlink and 42.8 kbps for uplink, this module facilitates efficient data transmission, suitable for applications that require real-time data monitoring and control.

The GE864 supports multiple frequency bands, ensuring global compatibility. It can operate on GSM/GPRS networks, enhancing its usability across different regions. This multi-band support allows developers to deploy their solutions in diverse markets without modifying the hardware, thus saving both time and resources.

Power management is another critical area where the GE864 shines. The module comes equipped with advanced power-saving features, allowing it to operate effectively in battery-powered applications. Notable features include sleep modes and intelligent power management protocols that help extend battery life while maintaining reliable connectivity.

In terms of physical specifications, the GE864 has a compact design, measuring only 29x38 mm, which is essential for integration into space-constrained environments. This makes it particularly well-suited for applications in remote monitoring, asset tracking, and utility metering.

The module supports a range of interfaces, including UART, USB, and I2C, providing developers with the flexibility to connect various peripheral devices and sensors. This versatility enables the creation of customized solutions tailored to specific application needs.

Furthermore, the GE864 is designed to meet rigorous quality and durability standards, making it suitable for use in harsh environments. Its resilience to extreme temperatures and vibrations ensures dependable performance in challenging conditions, which is often a requirement in industrial and automotive applications.

In summary, the Telit Wireless Solutions GE864 is a feature-rich cellular module that combines compact design with robust performance and versatility. Its advanced connectivity options, efficient power management, and reliable operation make it an invaluable asset for businesses looking to develop innovative M2M solutions. Whether it’s for smart cities, telematics, or healthcare applications, the GE864 is engineered to meet the demands of today's connected world.