User's Manual
GE864
GE864GE864
GE864-
--
-QUAD Automotive V2 Hardware User Guide
QUAD Automotive V2 Hardware User GuideQUAD Automotive V2 Hardware User Guide
QUAD 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 4 of 71
9.
9.9.
9.
Se
SeSe
Serial Ports
rial Portsrial Ports
rial Ports ................................
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................................................................
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............. 36
3636
36
9.1.
9.1.9.1.
9.1. MODEM SERIAL PORT
MODEM SERIAL PORTMODEM SERIAL PORT
MODEM SERIAL PORT................................
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................................................................
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. 36
3636
36
9.2.
9.2.9.2.
9.2. RS232 level translation
RS232 level translationRS232 level translation
RS232 level translation ................................
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3838
38
9.3.
9.3.9.3.
9.3. UART level translation
UART level translationUART level translation
UART level translation ................................
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................................................................
................................................................
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................................ 41
4141
41
10.
10.10.
10.
Audio Section Overview
Audio Section OverviewAudio Section Overview
Audio Section Overview ................................
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43
10.1.
10.1.10.1.
10.1. Selection mode
Selection modeSelection mode
Selection mode................................
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........ 43
4343
43
10.2.
10.2.10.2.
10.2. Electrical Characteristics
Electrical CharacteristicsElectrical Characteristics
Electrical Characteristics ................................
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................................................................
................................................................
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........................ 45
4545
45
10.2.1.
Input Lines Characteristics..................................................................................................................45
10.2.2.
Output Lines Characteristics ...............................................................................................................46
11.
11.11.
11.
General Purpose I/O
General Purpose I/OGeneral Purpose I/O
General Purpose I/O ................................
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................................................................
................................................................
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................................ 48
4848
48
11.1.
11.1.11.1.
11.1. GPIO Logic levels
GPIO Logic levelsGPIO Logic levels
GPIO Logic levels................................
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..... 49
4949
49
11.2.
11.2.11.2.
11.2. Using a GPIO Pad as INPUT
Using a GPIO Pad as INPUTUsing a GPIO Pad as INPUT
Using a GPIO Pad as INPUT ................................
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................................................................
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..................... 50
5050
50
11.3.
11.3.11.3.
11.3. Using a GPIO Pad as OUTPUT
Using a GPIO Pad as OUTPUTUsing a GPIO Pad as OUTPUT
Using a GPIO Pad as OUTPUT ................................
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................................................................
................................................................
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....................................
.................. 50
5050
50
11.4.
11.4.11.4.
11.4. Using the RF Transmission Control GPIO4
Using the RF Transmission Control GPIO4Using the RF Transmission Control GPIO4
Using the RF Transmission Control GPIO4 ................................
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...............................................................
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............................... 50
5050
50
11.5.
11.5.11.5.
11.5. Using the RFTXMON Output GPIO5
Using the RFTXMON Output GPIO5Using the RFTXMON Output GPIO5
Using the RFTXMON Output GPIO5 ................................
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........... 51
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51
11.6.
11.6.11.6.
11.6. Using the Alarm Output GPIO6
Using the Alarm Output GPIO6Using the Alarm Output GPIO6
Using the Alarm Output GPIO6 ................................
................................................................
................................................................
................................................................
.................................................
..................................
................. 51
5151
51
11.7.
11.7.11.7.
11.7. Using the Buzzer Output GPIO7
Using the Buzzer Output GPIO7Using the Buzzer Output GPIO7
Using the Buzzer Output GPIO7................................
................................................................
................................................................
................................................................
................................................
................................
................ 51
5151
51
11.8.
11.8.11.8.
11.8. Indication of network service availability
Indication of network service availabilityIndication of network service availability
Indication of network service availability................................
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..................................
....
.. 52
5252
52
11.9.
11.9.11.9.
11.9. RTC Bypass out
RTC Bypass outRTC Bypass out
RTC Bypass out ................................
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................................................................
................................................................
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....... 54
5454
54
11.10.
11.10.11.10.
11.10. External SIM Holder Implementation
External SIM Holder ImplementationExternal SIM Holder Implementation
External SIM Holder Implementation ................................
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................................................................
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....... 54
5454
54
12.
12.12.
12.
DAC and ADC section
DAC and ADC sectionDAC and ADC section
DAC and ADC section................................
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................................................................
...............................................................
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5555
55
12.1.
12.1.12.1.
12.1. DAC Converter
DAC ConverterDAC Converter
DAC Converter................................
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................................................................
................................................................
................................................................
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......... 55
5555
55
12.1.1.
Description............................................................................................................................................55
12.1.2.
Enabling DAC ........................................................................................................................................56
12.1.3.
Low Pass Filter Example .....................................................................................................................56
12.2.
12.2.12.2.
12.2. ADC Converter
ADC ConverterADC Converter
ADC Converter................................
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................................................................
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......... 57
5757
57
12.2.1.
Description............................................................................................................................................57
12.2.2.
Using ADC Converter............................................................................................................................57
13.
13.13.
13.
Mounting the GE864
Mounting the GE864Mounting the GE864
Mounting the GE864-
--
-QUAD Automotive V2 on your Board
QUAD Automotive V2 on your BoardQUAD Automotive V2 on your Board
QUAD Automotive V2 on your Board................................
................................................................
........................................
................
........ 58
5858
58
13.1.
13.1.13.1.
13.1. Ge
GeGe
General
neralneral
neral ................................
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................................................................
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................... 58
5858
58
13.2.
13.2.13.2.
13.2. Module finishing & dimensions
Module finishing & dimensionsModule finishing & dimensions
Module finishing & dimensions ................................
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................................................................
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................ 58
5858
58
13.3.
13.3.13.3.
13.3. Recommended foot print for the application
Recommended foot print for the applicationRecommended foot print for the application
Recommended foot print for the application ................................
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............................ 59
5959
59