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GE864 manual
1
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69
69
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69 pages, 4.39 Mb
GE864 Hardware User Guide
1vv0300694 Rev.10 - 10/0
6
/08
Contents
Main
Page
Contents
Page
Page
Page
1 Overview
2 GE864 Mechanical Dimensions
3 GE864 module connections
3.1 PIN-OUT
Page
1vv0300694 Rev.10 - 10/06/08
NOTE: RESERVED pins must not be connected
1vv0300694 Rev.10 - 10/06/08
3.1.1 BGA Balls Layout
Page
4 Hardware Commands
4.1 Turning ON the GE864-QUAD / PY
10k
1s
4.2 Turning OFF the GE864-QUAD / PY
4.2.1 Hardware shutdown
4.2.2 Hardware Unconditional Restart
Page
5 Power Supply
5.1 Power Supply Requirements
5.2 General Design Rules
5.2.1 Electrical Design Guidelines
5.2.1.1 + 5V input Source Power Supply Design Guidelines
5.2.1.2 + 12V input Source Power Supply Design Guidelines
Page
5.2.1.3 Battery Source Power Supply Design Guidelines
5.2.1.4 Battery Charge control Circuitry Design Guidelines
Page
5.2.2 Thermal Design Guidelines
5.2.3 Power Supply PCB layout Guidelines
6 Antenna
6.1 GSM Antenna Requirements
6.2 GSM Antenna PCB line Guidelines
6.3 GSM Antenna Installation Guidelines
7 Logic level specifications
7.1 Reset signal
8 Serial Ports
8.1 MODEM SERIAL PORT
Page
8.2 RS232 level translation
Page
8.3 5V UART level translation
Page
9 Audio Section Overview
9.1 INPUT LINES (Microphone)
9.1.1 Short description
9.1.2 Input Lines Characteristics
9.2 OUTPUT LINES (Speaker)
9.2.1 Short description
9.2.2 Output Lines Characteristics
9.3 External SIM Holder Implementation
10 General Purpose I/O
Page
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 Magnetic Buzzer Concepts
10.8.1 Short Description
10.8.2 Frequency Behaviour
10.8.3 Power Supply Influence
10.8.4 Warning
10.8.5 Working Current Influence
10.9 Using the Temperature Monitor Function
10.9.1 Short Description
10.9.2 Allowed GPIO
10.10 Indication of network service availability
10.11 RTC Bypass out
10.12 VAUX1 power output
11 DAC and ADC section
11.1 DAC Converter
11.1.1 Description
11.1.2 Enabling DAC
11.1.3 Low Pass Filter Example
11.2 ADC Converter
11.2.1 Description
11.2.2 Using ADC Converter
12 Mounting the GE864 on your Board
12.1 General
12.1.1 Module finishing & dimensions
12.1.2 Recommended foot print for the application (GE864)
12.1.3 Suggested Inhibit Area
12.1.4 Debug of the GE864 in production
PWRMON
12.1.5 Stencil
12.1.6 PCB pad design
12.1.7 Solder paste
12.1.8 GE864 Solder reflow
12.2 Packing system
12.2.1 GE864 orientation on the tray
12.2.2 Moisture sensibility
13 Conformity Assessment Issues
14 SAFETY RECOMMANDATIONS
15 Document Change Log
