User's Guide

Review Copy 11-6-10
www.JADAKtech.com
TABLE OF CONTENTS
Copyright Information ................................................................................................................. i
Technical Support and Contact Information ............................................................................... i
Revision History ......................................................................................................................... ii
Chapter 1 - Introduction.............................................................................................................................. 1
Micro vs. Micro-LTE ................................................................................................................... 1
Release Notes ........................................................................................................................... 1
Chapter 2 - Hardware Overview ................................................................................................................. 2
Hardware Interfaces .................................................................................................................. 2
Antenna Requirements ....................................................................................................... 2
Antenna Detection ............................................................................................................... 2
Digital/Power Interfaces ............................................................................................................. 2
Control Signal Specification ................................................................................................ 4
TTL Level UART Interface ................................................................................................... 4
Supported Baud Rates ........................................................................................................ 4
USB Interface ............................................................................................................................ 5
General Purpose Input/Output (GPIO) ...................................................................................... 5
Configuring GPIO Settings .................................................................................................. 6
Reset Line ........................................................................................................................... 6
Shutdown Line .................................................................................................................... 6
Power Requirements ................................................................................................................. 6
RF Power Output ................................................................................................................ 6
Power Supply Ripple ........................................................................................................... 7
Power Consumption ............................................................................................................ 7
Environmental Specifications .................................................................................................... 8
Thermal Considerations ...................................................................................................... 8
Thermal Management ......................................................................................................... 9
Electro-Static Discharge (ESD) Specification .......................................................................... 10
Authorized Antennas and Cables ............................................................................................ 10
FCC Modular Certification Considerations .............................................................................. 11
Assembly Information .............................................................................................................. 12
Cables and Connectors ..................................................................................................... 12
Antennas ........................................................................................................................... 12
Micro Mechanical Drawing ...................................................................................................... 13
Micro Hardware Integration ..................................................................................................... 13
Chapter 3 - Firmware Overview ............................................................................................................... 19
Boot Loader ............................................................................................................................. 19
Application Firmware ............................................................................................................... 19