Telit Wireless Solutions GE863-QUAD, GE863-PY manual GE863 module connections, Pin-Out

Page 7

GE863-QUADGE863-PY1vv0300715 Rev. 1 - 19/09/06

2

 

GE863 module connections

 

2.1

PIN-OUT

 

 

 

 

 

 

 

 

 

 

Pin

 

Signal

I/O

Function

Internal

Type

 

 

 

 

 

Pull up

 

1

 

GPIO13

I/O

GPIO13

 

CMOS 2.8V

2

 

GPIO12

I/O

GPIO12

 

CMOS 2.8V

3

 

GPIO11

I/O

GPIO11

 

CMOS 2.8V

4

 

GPIO10

I/O

GPIO10

 

CMOS 2.8V

5

 

GPIO9 /

I/O

GPIO9 / CAM_RST (2)

 

CMOS 2.8V

 

 

CAM_RST

 

 

 

 

6

 

GPIO8 /

I/O

GPIO8 / CAM_ON (2)

 

CMOS 2.8V

 

 

CAM_ON

 

 

 

 

7

 

CAM_CLK

I/O

Camera clock (2)

 

CMOS 2.8V

8

 

GND

-

Ground

 

Power

9

 

EAR_MT-

AO

Handset earphone signal output, phase -

 

Audio

10

 

EAR_MT+

AO

Handset earphone signal output, phase +

 

Audio

11

 

EAR_HF+

AO

Handsfree ear output, phase +

 

Audio

12

 

EAR_HF-

AO

Handsfree ear output, phase -

 

Audio

13

 

MIC_MT+

AI

Handset microphone signal input; phase+

 

Audio

14

 

MIC_MT-

AI

Handset microphone signal input; phase-

 

Audio

15

 

MIC_HF+

AI

Handsfree microphone input; phase +

 

Audio

16

 

MIC_HF-

AI

Handsfree microphone input; phase -

 

Audio

17

 

GND

-

Ground

 

Power

18

 

SIMCLK

O

External SIM signal – Clock

 

3V ONLY

19

 

SIMRST

O

External SIM signal – Reset

 

3V ONLY

20

 

SIMIO

I/O

External SIM signal - Data I/O

 

3V ONLY

21

 

SIMIN

I/O

External SIM signal - Presence (active low)

47KΩ

CMOS 2.8V

22

 

SIMVCC

-

External SIM signal – Power (3)

 

3V ONLY

23

 

ADC_IN1

AI

Analog/Digital converter input

 

A/D

24

 

VRTC

AO

VRTC Backup capacitor

 

Power

25

 

TX_TRACE

 

TX data for Python Debug (4)

 

CMOS 2.8V

26

 

RX_TRACE

 

RX data for Python Debug (4)

 

CMOS 2.8V

27

 

VBATT

-

Main power supply

 

Power

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Contents GE863-QUAD GE863-PY Hardware User Guide Contents 10.4 10.110.2 10.313.1 12.113.2 This document is relating to the following products Overview PIN-OUT GE863 module connectionsPin Signal Function Internal Type Pull up Pin Signal Function Internal Type Pins Layout Turning on the GE863-QUAD/PY Hardware CommandsTurning off of the device can be done in two ways Turning OFF the GE863-QUAD/PYHardware shutdown Hardware Unconditional RebootGE863-QUAD 1Power Supply Requirements Power SupplyGE863-QUAD/PY power requirements are Electrical design Guidelines 2General Design RulesAn example of linear regulator with 5V input is 1.2 + 12V input Source Power Supply Design GuidelinesAn example of switching regulator with 12V input is Battery Source Power Supply Design GuidelinesBattery Charge control Circuitry Design Guidelines Thermal Design Guidelines Power Supply PCB layout Guidelines GSM Antenna Requirements AntennaSerial Ports GSM Antenna installation GuidelinesGSM Antenna PCB line Guidelines Level Min Max Absolute Maximum Ratings -Not Functional Parameter Min MaxClear to Send Output from the GE863-QUAD/PY that Signals in the Uart connector on the EVK areNumber Pad Number 17-28-36 Ground 45-48-50-562MODEM Serial Port 2 Python Debug It is available on the following pins3RS232 level translation An example of level translation circuitry of this kind is 5V Uart level translation GE863-QUAD Audio Section Overview GM863-GPS + 20dB Microphone Paths Characteristic and RequirementsEcho canceller type Handset Echo canceller type Car kit hands-freeYou can set GA= +20dB to use standard resistor values That meansTIP environment consideration Other considerations General Design RulesBalanced Microphone Biasing Microphone BiasingUnbalanced Microphone Biasing GE863-QUAD Buffered Balanced Mic Microphone BufferingSample circuit can be Buffer gain is given by the formula Gain = RR604605 = RR607606Buffered Unbalanced Single Ended Microphone Buffer bandwidth at -3dB shall be 4KHz Freq . = 2π * R719* C726 2π * R711* C727GE863-QUAD Short description Output Lines SpeakerSW volume level step Number of SW volume steps Output Lines CharacteristicsNoise Filtering Handset Earphone Design An example of internal Ear amplifier could be Hands-Free Earphone Low Power DesignCar Kit Speakerphone Design Short Description Evaluation Kit for Telit Modules EVK2@ 350mW 2 EVK2 Audio Lines CharacteristicsESD Data IntegritySIM Supply SchematicLayout Using a Gpio Pad as Output Using a Gpio Pad as InputGeneral Purpose I/O Using the Buzzer Output GPIO7 10.3Using the Alarm Output GPIO6Min Max Units DAC and ADC section11.1DAC Converter DescriptionLow Pass Filter Example An AT command is available to use the DAC functionCommand is AT#DAC=enable,value Enabling DACInput Voltage range AD conversion Bits Resolution Using ADC Converter11.2ADC Converter Sensitivity Lux Camera12.1Transchip Camera TypeCamera Interface Connectors Camera Physical Detail & Connector Camera Socket Connector Camera Board Module Main Block Diagram for supported cameras Schematic Diagrams for supported camera Example usage script for camera Camera setting shown here are the defaults onesTaking an reading a photo Mounting the GE863-QUAD / PY on the Application Board 13.2Module Finishing & Dimensions13.1General Lead-free Alloy Surface finishing Ni/Au for all test padsRecommended foot print for the application Stencil Debug of the GE863 in ProductionPCB pad Design Solder paste Following is the recommended solder reflow profile 13.2.6 GE863-QUAD / PY Solder ReflowGE863-QUAD Section A-A Packing SystemModules orientation on tray Moisture Sensibility Conformity Assessment Issues Safety Recommandations 19/09/06 Document Change LogRevision Date Changes 21/02/06
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