User's Manual

HC864-AUTO Hardware User Guide
1vv0300946 Rev.4 – 2012-12-27
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Reserved. Page 77 of 77
19. Document History
Revision Date Changes
0 2011-05-18 First issue
1 2011-07-07 Renumbered chapters
Added 2 General Product Description
Updated 5.1 Power Supply Requirements
Updated 5.2.2 Thermal Design Guidelines
Added 9 Audio Section
Added 13.1 Application PCB layout
Added 13.2 Clearance Area
2 2012-01-25 Renumbered chapters
Changed model name from HC864 to HC864-AUTO
Updated 3 HC864-AUTO Module Connections
Updated 3.2 Antenna Connector(s)
Updated 5.1 Power Supply Requirements
Updated 5.2.1.2 + 12V Input Source Power Supply Design
Guidelines
Updated 5.2.2 Thermal Design Guidelines
Updated 6 Antenna(s)
Updated 7 Logic Level Specifications
Updated 10 USB Port
Updated 11 General Purpose I/O
Updated 11.1 Logic Level Specifications
Updated 11.4 Using the Alarm Output GPIO6
Updated 11.5 Using the Temperature Monitor Function
Updated 11.8 VAUX1 Power Output
Updated 12 DAC and ADC Section
Added 13 Accelerometer
Updated 14.2 Clearance Area
Updated 15.4 EMC recommendations
Added 15.5 Download Debug Port
3 2012-10-31 Updated 3.1 PIN-OUT
Updated 10 USB Port
Updated 15.2 Bypass capacitor on Power supplies
Updated 15.4 EMC recommendations
4 2012-12-27 Updated 6.1 GSM/WCDMA Antenna Requirements
Updated 6.2.2 RX Diversity Antenna Requirements
Updated 6.3 GSM/WCDMA Antenna - Installation Guidelines
Updated 6.4 GPS/GNSS Antenna - Installation Guidelines
Added 17.1 1999/5/EC Directive
Added 17.2 FCC/IC Regulatory notices