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Summary of Contents for Maestro EVA1084
- Page 1 GPS Evaluation Kit EVA1084-A A Description of the Evaluation Board for Maestro’s GPS Receiver Modules A1084-A/-B User’s Manual Version 1.1...
- Page 2 Revision History Rev. Date Description 12-15-08 Initial Draft 01-19-09 Second Draft 01-26-09 First release 02-09-11 New style; moved to Maestro mm-dd-yy...
- Page 3 WIRELESS SOLUTIONS LIMITED. IT MAY NOT BE COPIED OR TRANSMITTED BY ANY MEANS, PASSED TO OTHERS, OR STORED IN ANY RETRIEVAL SYSTEM OR MEDIA, WITHOUT PRIOR CONSENT OF MAESTRO OR ITS AUTHORIZED AGENTS. THE INFORMATION IN THIS DOCUMENT IS, TO THE BEST OF OUR KNOWLEDGE, ENTIRELY CORRECT.
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Page 4: Table Of Contents
6.1 Terminal Block ....................12 6.2 DIP Switch Settings..................13 6.3 ICC Jumper ..................... 14 7 NMEA Port ......................14 8 EVA1084-A Firmware and NMEA Sentences ..........14 9 Board Overview....................15 10 Board Schematics..................16 11 Related Information ..................17 11.1 Contact...................... -
Page 5: Introduction
1 Introduction 1.1 Purpose The GPS Evaluation Kit EVA1084 allows an easy evaluation of Maestro’s GPS re- ceiver module A1084-A/-B by offering quick access to the ports of the module. The EVA1084-A serves three major purposes: • As a demonstration package of the module’s capabilities... -
Page 6: Handling Precautions
(ESD). Please handle with appropriate care. 3 Quick Start (using USB connection) (1) Connect the EVA1084 with your PC using the included USB cable. (2) When the PC asks for drivers select the folder “Tools\Drivers” on the included CD ROM. Note that two drivers need to be installed, the EVA1084 FTDI driver and the USB serial driver. - Page 7 (3) Connect the included active GPS antenna to the Auxiliary Antenna Input of the EVA1084-A and make sure that the antenna has a good view to the sky! Make sure this input is activated by setting the ANT_SW DIP to the “ON” position.
- Page 8 Figure 4: GPS Cockpit communication window – COM2 The connection is established now. (6) Open a terminal window to see NMEA sentences by using the “NMEA Terminal” window button. You should then see messages like this: Figure 5: GPS Cockpit NMEA terminal with NMEA data Now you can start using all the other windows and features of GPS Cockpit.
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Page 9: On-Board Peripherals
It can be switched between the two antenna connectors by using the ANT_SW pin of the A1084-A connected to the DIP switch on board the EVA1084 evaluation kit. Setting the DIP switch to “ON” means the Auxiliary Antenna input is activated. -
Page 10: Passive Antenna
A passive antenna must be connected to the Primary Antenna connector (passive antenna input). It should be placed as close as possible to the EVA1084-A board (short cable length). The signal power lost by the antenna cable can not be recovered by the LNA (Low Noise Amplifier) integrated on the A1084-A GPS receiver. -
Page 11: Led's
5 LED’s There are 6 LED’s on the EVA1084-A that indicate different signals from the GPS receiver (order of LED’s on EVA1084-A from left to right): Name Function Description Receive Serial data traffic (into GPS receiver) Transmit Serial data traffic (from GPS receiver) -
Page 12: Design-In Support
6 Design-in Support The EVA1084-A demo board offers the possibility to implement the A1084-A GPS receiver module temporarily into your design by using the terminal block with 9 connections. To operate the EVA1084-A via this terminal block, please check “Table 3: Switch settings”. -
Page 13: Dip Switch Settings
6.2 DIP Switch Settings The following picture shows the DIP switches of the EVA1084-A. Figure 9: DIP switches Operation via USB connector Operation via Switch Function (default settings) terminal block BOOTSEL OFF (*2) RFPWUP ON_OFF ON = high (A1084-A pin 9,... -
Page 14: Icc Jumper
• Standard USB connectors 8 EVA1084-A Firmware and NMEA Sentences See separate document GPS Firmware for a detailed description of the standard firmware loaded onto the modules delivered with the EVA1084. V1.1 – Mar-11 User’s Manual Page 14 of 18... -
Page 15: Board Overview
9 Board Overview Figure 11: Board overview V1.1 – Mar-11 User’s Manual Page 15 of 18... -
Page 16: Board Schematics
10 Board Schematics Figure 12: EVA1084-A board schematics V1.1 – Mar-11 User’s Manual Page 16 of 18... -
Page 17: Related Information
This manual was created with due diligence. We hope that it will be helpful to the user to get the most out of the GPS module. Inputs regarding errors or mistaken verbalizations and comments or proposals to Maestro, Hongkong, for further improvements are highly appreciated. Maestro Wireless Solutions Limited Add:Unit 3603-09,36/F.,... -
Page 18: List Of Figures
Figure 9: DIP switches ................... 13 Figure 10: ICC jumper.................... 14 Figure 11: Board overview ..................15 Figure 12: EVA1084-A board schematics .............. 16 13 List of Tables Table 1: LED’s function and description..............11 Table 2: Terminal block description................ 12 Table 3: Switch settings ..................
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