12.2.2. Using ADC Converter............................................................................................................................57
13.
13. Mounting the GE864
Mounting the GE864----QUAD Automotive V2 on your Board
13.13.
Mounting the GE864Mounting the GE864
Using a GPIO Pad as INPUT ................................
Using a GPIO Pad as INPUTUsing a GPIO Pad as INPUT
Using a GPIO Pad as OUTPUT ................................
Using a GPIO Pad as OUTPUTUsing a GPIO Pad as OUTPUT
Using the RF Transmission Control GPIO4 ................................
Using the RF Transmission Control GPIO4Using the RF Transmission Control GPIO4
Using the RFTXMON Output GPIO5 ................................
Using the RFTXMON Output GPIO5Using the RFTXMON Output GPIO5
Using the Alarm Output GPIO6 ................................
Using the Alarm Output GPIO6Using the Alarm Output GPIO6
Using the Buzzer Output GPIO7................................
Using the Buzzer Output GPIO7Using the Buzzer Output GPIO7
Indication of network service availability ................................
Indication of network service availabilityIndication of network service availability
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 5 of 71
GE864
GE864----QUAD Automotive V2 Hardware User Guide
GE864GE864
Disclaimer
Disclaimer
DisclaimerDisclaimer
The information contained in this document is the proprietary information of Telit
Communications S.p.A. and its affiliates (“TELIT”).
The contents are confidential and any disclosure to persons other than the officers,
employees, agents or subcontractors of the owner or licensee of this document,
without the prior written consent of Telit, is strictly prohibited.
Telit makes every effort to ensure the quality of the information it makes available.
Notwithstanding the foregoing, Telit does not make any warranty as to the information
contained herein, and does not accept any liability for any injury, loss or damage of any
kind incurred by use of or reliance upon the information.
Telit disclaims any and all responsibility for the application of the devices characterized
in this document, and notes that the application of the device must comply with the
safety standards of the applicable country, and where applicable, with the relevant
wiring rules.
Telit reserves the right to make modifications, additions and deletions to this document
due to typographical errors, inaccurate information, or improvements to programs
and/or equipment at any time and without notice.
Such changes will, nevertheless be incorporated into new editions of this document.
Copyright: Transmittal, reproduction, dissemination and/or editing of this document as
well as utilization of its contents and communication thereof to others without express
authorization are prohibited. Offenders will be held liable for payment of damages. All
rights are reserved.
QUAD Automotive V2 Hardware User GuideQUAD Automotive V2 Hardware User Guide
1vv0300840 Rev.3 2010-04-08
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 6 of 71
1. Introduction
The information presented in this document is believed to be accurate and reliable.
However, no responsibility is assumed by Telit Communications S.p.A. for its use, nor
any infringement of patents or other rights of third parties which may result from its
use. No license is granted by implication or otherwise under any patent rights of Telit
Communications S.p.A. other than for circuitry embodied in Telit products. This
document is subject to change without notice.
1.1. Scope
The aim of this document is the description of some hardware solutions useful for
developing a product with the Telit
GE864
GE864----QUAD Automotive V2 Hardware User Guide
GE864GE864
Telit GE864
GE864----QUAD Automotive V2
Telit Telit
GE864GE864
QUAD Automotive V2 Hardware User Guide
QUAD Automotive V2 Hardware User GuideQUAD Automotive V2 Hardware User Guide
1vv0300840 Rev.3 2010-04-08
QUAD Automotive V2module.
QUAD Automotive V2QUAD Automotive V2
1.2. Contact Information, Support
For general contact, technical support, to report documentation errors and to order
manuals, contact Telit Technical Support Center (TTSC) at:
For detailed information about where you can buy the Telit modules or for
recommendations on accessories and components visit:
http://www.telit.com
To register for product news and announcements or for product questions contact Telit
Technical Support Center (TTSC).
Our aim is to make this guide as helpful as possible. Keep us informed of your
comments and suggestions for improvements.
Telit appreciates feedback from the users of our information.
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 7 of 71
1.3. Text Conventions
Danger
Danger – This information MUST be followed or catastrophic equipment failure or
Danger Danger
bodily injury may occur.
bodily injury may occur.
bodily injury may occur.bodily injury may occur.
Caution or Warning
Caution or Warning – Alerts the user to important points about integrating the
Caution or Warning Caution or Warning
module, if these points are not followed, the module and end use
module, if these points are not followed, the module and end user equipment may
module, if these points are not followed, the module and end usemodule, if these points are not followed, the module and end use
fail or malfunction.
fail or malfunction.
fail or malfunction.fail or malfunction.
Tip or Information
Tip or Information – Provides advice and suggestions that may be useful when
Tip or Information Tip or Information
integrating the module.
integrating the module.
integrating the module.integrating the module.
All dates are in ISO 8601 format, i.e. YYYY-MM-DD.
This information MUST be followed or catastrophic equipment failure or
This information MUST be followed or catastrophic equipment failure or This information MUST be followed or catastrophic equipment failure or
Alerts the user to important points about integrating the
Alerts the user to important points about integrating the Alerts the user to important points about integrating the
Provides advice and suggestions that may be useful when
Provides advice and suggestions that may be useful when Provides advice and suggestions that may be useful when
GE864
GE864----QUAD Automotive V2 Hardware User Guide
GE864GE864
QUAD Automotive V2 Hardware User Guide
QUAD Automotive V2 Hardware User GuideQUAD Automotive V2 Hardware User Guide
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 8 of 71
2. Overview
The aim of this document is the description of some hardware solutions useful for
developing a product with the Telit
In this document all the basic functions of a mobile phone module will be taken into
account; for each one of them a proper hardware solution will be suggested and
eventually the wrong solutions and common errors to be avoided will be evidenced.
Obviously this document cannot embrace the whole hardware solutions and products
that may be designed. The wrong solutions to be avoided shall be considered as
mandatory, while the suggested hardware configurations shall not be considered
mandatory, instead the information given shall be used as a guide and a starting point
for properly developing your product with the Telit
module. For further hardware details that may not be explained in this document refer
to the Telit GE864-QUAD Automotive V2 Product Description document where all the
hardware information is reported.
NOTE:
NOTE:
NOTE:NOTE:
The integration of the GSM/GPRS
application shall be done according to the design rules described in this manual.
The information presented in this document is believed to be accurate and reliable.
However, no responsibility is assumed by Telit Communications S.p.A. for its use, nor
any infringement of patents or other rights of third parties which may result from its
use. No license is granted by implication or otherwise under any patent rights of Telit
Communications S.p.A. other than for circuitry embodied in Telit products. This
document is subject to change without notice.
GE864
GE864----QUAD Automotive V2 Hardware User Guide
GE864GE864
Telit GE864
GE864----QUAD Automotive V2
Telit Telit
GE864GE864
GE864-QUAD Automotive V2
QUAD Automotive V2 Hardware User Guide
QUAD Automotive V2 Hardware User GuideQUAD Automotive V2 Hardware User Guide
1vv0300840 Rev.3 2010-04-08
QUAD Automotive V2 module.
QUAD Automotive V2QUAD Automotive V2
Telit GE864
GE864----QUAD Automotive V2
Telit Telit
GE864GE864
QUAD Automotive V2
QUAD Automotive V2QUAD Automotive V2
cellular module within user
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 9 of 71
GE864
GE864----QUAD Automotive V2 Hardware User Guide
GE864GE864
QUAD Automotive V2 Hardware User Guide
QUAD Automotive V2 Hardware User GuideQUAD Automotive V2 Hardware User Guide
1vv0300840 Rev.3 2010-04-08
3. GE864-QUAD Automotive V2 Mechanical Dimensions
The Telit
Telit GE864
GE864----QUAD Automotive V2
Telit Telit
GE864GE864
• Length:
Length: 30 mm
Length: Length:
• Width:
Width: 30 mm
Width: Width:
• Thickness:
Thickness: 2.9
Thickness: Thickness:
• Weight:
Weight: 5,2 g/4,2g
Weight:Weight:
QUAD Automotive V2 module overall dimension are:
QUAD Automotive V2QUAD Automotive V2
30 mm
30 mm30 mm
30 mm
30 mm 30 mm
2.9 mm
mm
2.92.9
mm mm
5,2 g/4,2g
5,2 g/4,2g5,2 g/4,2g
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 10 of 71
GE864
GE864----QUAD Automotive V2 Hardware User Guide
GE864GE864
QUAD Automotive V2 Hardware User Guide
QUAD Automotive V2 Hardware User GuideQUAD Automotive V2 Hardware User Guide
1vv0300840 Rev.3 2010-04-08
4. GE864-QUAD Automotive V2 module connections
4.1.
4.1. PIN
4.1.4.1.
Ball
Ball Si
BallBall
F9
F9 AXE I Handsfree switching 100K CMOS 2.8V
F9F9
G8
G8 MIC_HF+ AI
G8G8
G9
G9 MIC_MT- AI
G9G9
G10
G10 EAR_MT+ AO Handset earphone signal output, phase + Audio
G10G10
J8
J8 MIC_MT+ AI
J8J8
J9
J9 MIC_HF- AI
J9J9
J10
J10 EAR_HF- AO Handsfree ear output, phase - Audio
J10J10
H9
H9 EAR_MT- AO Handset earphone signal output, phase - Audio
H9H9
H10
H10 EAR_HF+ AO Handsfree ear output, phase + Audio
H10H10
C10
C10 SIMCLK O External SIM signal – Clock 1,8 / 3V
C10C10
C11
C11 SIMIN I External SIM signal - Presence (active low) 47K 1,8 / 3V
C11C11
DDDD4444 SIMVCC - External SIM signal – Power supply for the SIM 1,8 / 3V
D10
D10 SIMIO I/O External SIM signal - Data I/O 1,8 / 3V
D10D10
E9
E9 SIMRST O External SIM signal – Reset 1,8 / 3V
E9E9
D11
D11 TX_TRACE O TX Data for debug monitor CMOS 2.8V
D11D11
F10
F10 RX_TRACE I RX Data for debug monitor CMOS 2.8V
F10F10
B6
B6 C125/RING O Output for Ring indicator signal (RI) to DTE CMOS 2.8V
B6B6
B7
B7 C108/DTR I
B7B7
D9
D9 C109/DCD O
D9D9
E7
E7 C103/TXD I Serial data input (TXD) from DTE CMOS 2.8V
E7E7
E11
E11 C107/DSR O Output for Data set ready signal (DSR) to DTE CMOS 2.8V
E11E11
F7
F7 C105/RTS I
F7F7
F6
F6 C106/CTS O Output for Clear to send signal (CTS) to DTE CMOS 2.8V
Input command for switching power ON or OFF
(toggle command). The pulse to be sent to the
GE864-QUAD Automotive V2 must be equal or
greater than 1 second.
Telit GPIO04 Configurable GPIO / RF
Transmission Control
Telit GPIO05 Configurable GPIO / Transmitter
ON monitor
Function Internal PULL UP
FunctionFunction
Telit GPIO
Telit GPIO
Telit GPIOTelit GPIO
Power Supply
Power Supply
Power SupplyPower Supply
RESERVED
RESERVED
RESERVEDRESERVED
QUAD Automotive V2 Hardware User Guide
QUAD Automotive V2 Hardware User GuideQUAD Automotive V2 Hardware User Guide
1vv0300840 Rev.3 2010-04-08
Internal PULL UP
Internal PULL UPInternal PULL UP
47K Pull up to VBATT
CMOS 2.8V
CMOS 2.8V
Type
Type
TypeType
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GE864
GE864----QUAD Automotive V2 Hardware User Guide
GE864GE864
Ball
Ball Si
BallBall
A4
A4 - - Reserved
A4A4
A5
A5 - - Reserved
A5A5
A6
A6 - - Reserved
A6A6
A7
A7 - - Reserved
A7A7
A8
A8 - - Reserved
A8A8
A9
A9 - - Reserved
A9A9
A10
A10 - - Reserved
A10A10
B1
B1 - - Reserved
B1B1
B2
B2 - - Reserved
B2B2
B4
B4 - - Reserved
B4B4
B8
B8 - - Reserved
B8B8
B9
B9 - - Reserved
B9B9
B10
B10 - - Reserved
B10B10
B11
B11 - - Reserved
B11B11
C1
C1 - - Reserved
C1C1
C2
C2 - - Reserved
C2C2
C3
C3 - - Reserved
C3C3
C4
C4 - - Reserved
C4C4
C5
C5 - - Reserved
C5C5
C6
C6 - - Reserved
C6C6
C8
C8 - - Reserved
C8C8
C9
C9 - - Reserved
C9C9
D1
D1 - - Reserved
D1D1
D2
D2 - - Reserved
D2D2
D3
D3 - - Reserved
D3D3
D5
D5 - - Reserved
D5D5
E1
E1 - - Reserved
E1E1
E3
E3 - - Reserved
E3E3
E4
E4 - - Reserved
E4E4
E5
E5 - - Reserved
E5E5
E8
E8 - - Reserved
E8E8
E10
E10 - - Reserved
E10E10
F2
F2 - - Reserved
F2F2
F3
F3 - - Reserved
F3F3
F4
F4 - - Reserved
F4F4
F5
F5 - - Reserved
F5F5
F8
F8 - - Reserved
F8F8
G1
G1 - - Reserved
G1G1
G2
G2 - - Reserved
G2G2
G3
G3 - - Reserved
G3G3
G4
G4 - - Reserved
G4G4
G5
G5 - - Reserved
G5G5
G6
G6 - - Reserved
G6G6
Signal
gnal I/O
SiSi
gnalgnal
I/O Function
I/OI/O
Function Internal PULL UP
FunctionFunction
QUAD Automotive V2 Hardware User Guide
QUAD Automotive V2 Hardware User GuideQUAD Automotive V2 Hardware User Guide
1vv0300840 Rev.3 2010-04-08
Internal PULL UP
Internal PULL UPInternal PULL UP
Type
Type
TypeType
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GE864
GE864----QUAD Automotive V2 Hardware User Guide
GE864GE864
QUAD Automotive V2 Hardware User Guide
QUAD Automotive V2 Hardware User GuideQUAD Automotive V2 Hardware User Guide
1vv0300840 Rev.3 2010-04-08
Ball
Ball Si
BallBall
G7
G7 - - Reserved
G7G7
G11
G11 - - Reserved
G11G11
H4
H4 - - Reserved
H4H4
H6
H6 - - Reserved
H6H6
H7
H7 - - Reserved
H7H7
J4
J4 - - Reserved
J4J4
J6
J6 - - Reserved
J6J6
J7
J7 - - Reserved
J7J7
K9
K9 - - Reserved
K9K9
K10
K10 - - Reserved
K10K10
K11
K11 - - Reserved
K11K11
L5
L5 - - Reserved
L5L5
L7
L7 - - Reserved
L7L7
L10
L10 - - Reserved
L10L10
Signal
gnal I/O
SiSi
gnalgnal
I/O Function
I/OI/O
Function Internal PULL UP
FunctionFunction
Internal PULL UP
Internal PULL UPInternal PULL UP
* Ref. to Digital Voice Interface Application Note 80000NT10004a.
NOTE:
NOTE:
NOTE:NOTE:
RESERVED pins must not be connected
Type
Type
TypeType
NOTE:
NOTE:
NOTE:NOTE:
RTS must be connected to the GND (on the module side) if flow control is not used.
NOTE:
NOTE:
NOTE:NOTE:
If not used, almost all pins should be left disconnected. The only exceptions are the
following pins:
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 15 of 71
GE864
GE864----QUAD Automotive V2 Hardware User Guide
GE864GE864
QUAD Automotive V2 Hardware User Guide
QUAD Automotive V2 Hardware User GuideQUAD Automotive V2 Hardware User Guide
1vv0300840 Rev.3 2010-04-08
AUDIO Signals balls
SIM CARD interface balls
TRACE Signals balls
Prog. / data + Hw Flow Control signals balls
ADC signals balls
MISCELLANEOUS functions signals balls
TELIT GPIO balls
POWER SUPPLY VBATT balls
POWER SUPPLY GND balls
RESERVED
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 16 of 71
GE864
GE864----QUAD Automotive V2 Hardware User Guide
GE864GE864
5. Hardware Commands
5.1.
5.1. Turning ON the
5.1.5.1.
Turning ON the GE864
Turning ON the Turning ON the
To turn on the GE864-QUAD Automotive V2 the pad ON* must be tied low for at least 1
seconds and then released.
When the power supply voltage is lower than 3.4V the pad ON# must be tied low for at
least 3 seconds.
The maximum current that can be drained from the ON* pad is 0,1 mA.
A simple circuit to do it is:
GE864----QUAD Automotive V2
GE864GE864
QUAD Automotive V2 Hardware User Guide
QUAD Automotive V2 Hardware User GuideQUAD Automotive V2 Hardware User Guide
1vv0300840 Rev.3 2010-04-08
QUAD Automotive V2 module
QUAD Automotive V2QUAD Automotive V2
module
module module
NOTE:
NOTE:
NOTE: NOTE:
don't use any pull up resistor on the ON* line, it is internally pulled up. Using pull up
resistor may bring to latch up problems on the GE864-QUAD Automotive V2 power
regulator and improper power on/off of the module. The line ON* must be connected
only in open collector configuration.
NOTE:
NOTE:
NOTE:NOTE:
In this document all the lines that are inverted, hence have active low signals are
labeled with a name that ends with a "*" .
TIP:
TIP:
TIP:TIP:
To check if the device has powered on, the hardware line PWRMON should be
monitored. After 00ms the line raised up the device could be considered powered on.
NOTE:
NOTE:
NOTE:NOTE:
It is recommended to avoid having any HIGH logic level signal applied to the digital pins
of the GE864-QUAD Automotive V2when the module is powered off.
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 17 of 71
GE864
GE864----QUAD Automotive V2 Hardware User Guide
GE864GE864
QUAD Automotive V2 Hardware User Guide
QUAD Automotive V2 Hardware User GuideQUAD Automotive V2 Hardware User Guide
1vv0300840 Rev.3 2010-04-08
A flow chart showing the proper turn on procedure is displayed below:
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 18 of 71
GE864
GE864----QUAD Automotive V2 Hardware User Guide
GE864GE864
For example:
1- Let's assume you need to drive the ON* pad with a totem pole output from +1.8V up
to 5V microcontroller (uP_OUT1):
2- Let's assume you need to drive the ON* pad directly with an ON/OFF button:
QUAD Automotive V2 Hardware User Guide
QUAD Automotive V2 Hardware User GuideQUAD Automotive V2 Hardware User Guide
1vv0300840 Rev.3 2010-04-08
5.2.
5.2.
5.2.5.2.
Turning OFF the
Turning OFF the GE864
Turning OFF the Turning OFF the
The turning off of the device can be done in two ways:
• via AT command (see GE864-QUAD / PY Software User Guide)
• by tying low pin ON#
Either ways, when the device issues a detach request to the network informing that the device
will not be reachable any more.
To turn OFF the GE864-QUAD / PY the pad ON# must be tied low for at least 2 seconds and then
released.
The same circuitry and timing for the power on shall be used.
The device shuts down after the release of the ON# pad.
GE864----QUAD Automotive V2
GE864GE864
QUAD Automotive V2
QUAD Automotive V2QUAD Automotive V2
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 19 of 71
GE864
GE864----QUAD Automotive V2 Hardware User Guide
GE864GE864
QUAD Automotive V2 Hardware User Guide
QUAD Automotive V2 Hardware User GuideQUAD Automotive V2 Hardware User Guide
1vv0300840 Rev.3 2010-04-08
TIP:
TIP:
TIP:TIP:
To check if the device has powered off, the hardware line PWRMON must be monitored.
When PWRMON goes low, the device has powered off.
5.2.1. Hardware Unconditional Restart
WARNING:
WARNING:
WARNING:WARNING:
The hardware unconditional Restart must not be used during normal operation of the
device since it does not detach the device from the network. It shall be kept as an
emergency exit procedure to be done in the rare case that the device gets stacked
waiting for some network or SIM responses.
To unconditionally restart the GE864-QUAD / PY, the pad RESET# must be tied low for at least
200 milliseconds and then released.
The maximum current that can be drained from the ON# pad is 0.15 mA.
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GE864
GE864----QUAD Automotive V2 Hardware User Guide
GE864GE864
A simple circuit to do it is:
QUAD Automotive V2 Hardware User Guide
QUAD Automotive V2 Hardware User GuideQUAD Automotive V2 Hardware User Guide
1vv0300840 Rev.3 2010-04-08
NOTE:
NOTE:
NOTE:NOTE:
Do not use any pull up resistor on the RESET# line nor any totem pole digital output.
Using pull up resistor may bring to latch up problems on the GE864-QUAD / PY power
regulator and improper functioning of the module. The line RESET# must be connected
only in open collector configuration.
TIP:
TIP:
TIP:TIP:
The unconditional hardware Restart must always be implemented on the boards and
must be used by the software as an emergency exit procedure.
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 21 of 71
GE864
GE864----QUAD Automotive V2 Hardware User Guide
GE864GE864
The following flow chart shows the proper Reset procedure:
QUAD Automotive V2 Hardware User Guide
QUAD Automotive V2 Hardware User GuideQUAD Automotive V2 Hardware User Guide
1vv0300840 Rev.3 2010-04-08
For example:
Let us assume you need to drive the RESET# pad with a totem pole output of a +3/5 V
microcontroller (uP_OUT2):
This signal is internally pulled up so the pin can be left floating if not used.
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