Maestro A2200-A Manual de usuario

GPS Receivers A2200-A A Description of Maestro’s GPS Receiver Module A2200-A User Manual Version 1.0

V1.0 – Feb-12 User’s Manual Page 10 of 35 2 Ordering Information 2.1 GPS Receivers A2200-A The order number is built as follows:  A2200-Axxx

V1.0 – Feb-12 User’s Manual Page 11 of 35 Figure 3: A2200-A tape specifications (2) Figure 4: A2200-A tape specifications (3) One complet

V1.0 – Feb-12 User’s Manual Page 12 of 35 Inner box dimensions: 36 (W) x 36 (L) x 4.5 (H) cm Outer box dimensions: 38 (W) x 38 (L) x 16 (H) cm G

V1.0 – Feb-12 User’s Manual Page 13 of 35 2.3 Additional Equipment EVA2200-A Evaluation Kit (including one module A2200-A) Table 3: Additional

V1.0 – Feb-12 User’s Manual Page 14 of 35 3 Quick Start In order to allow an easy and quick start with the A2200-A module, this chapter pro-vide

V1.0 – Feb-12 User’s Manual Page 15 of 35 NOTE: It is recommended to supply Vcc continuously! Use SiRFawareTM or other low power modes to reduce

V1.0 – Feb-12 User’s Manual Page 16 of 35 antenna input of the module) should not exceed 30 dB. The noise figure should be ≤ 1.5dB. 3.3 Serial

V1.0 – Feb-12 User’s Manual Page 17 of 35 4 Mechanical Outline 4.1 Details Component Side A2200-A All dimensions in [mm, (inch)] Figure 7:

V1.0 – Feb-12 User’s Manual Page 18 of 35 4.2 Details Solder Side A2200-A Solder pad size (outer pads): 1.0 x 0.8 Solder pad size (inner pads)

V1.0 – Feb-12 User’s Manual Page 19 of 35 5 Pin-out Information 5.1 Layout A2200-A “Pin 1” marker Figure 9: Pin-o

V1.0 – Feb-12 User’s Manual Page 2 of 35 Revision History Rev. Date Description 0.1 07-11-11 First draft, based on A2200 1.0 12-12-11 Updated

V1.0 – Feb-12 User’s Manual Page 20 of 35 5.2 Description A2200-A Signals Pin Symbol Function Description 1 GPIO2 Input/Output Leave open 2 Vou

V1.0 – Feb-12 User’s Manual Page 21 of 35 6 Electrical Characteristics 6.1 Operating Conditions Pin Description Min Typical Max 3 Vcc 3.0V 3.3V

V1.0 – Feb-12 User’s Manual Page 22 of 35 6.3 DC Electrical Characteristics Symbol Parameter Min Max Unit TX0, WAKEUP Voh @ 4mA 2.6 Vcc V Vol

V1.0 – Feb-12 User’s Manual Page 23 of 35 7 Mounting This chapter describes the suggested mounting process for the A2200-A receiver module. In a

V1.0 – Feb-12 User’s Manual Page 24 of 35 8 Use of GPS Antennas 8.1 Connecting a GPS antenna to the GPS receiver The ANT pin is used to connect

V1.0 – Feb-12 User’s Manual Page 25 of 35 In this case, the width should be about 1.8 times the height of the PCB: W = 1.8 x H In the example

V1.0 – Feb-12 User’s Manual Page 26 of 35 8.2 Antenna Connections 8.2.1 Passive Antennas A passive antenna connected to ANT_IN input (pin 11) sh

V1.0 – Feb-12 User’s Manual Page 27 of 35 9 Quality and Reliability 9.1 Environmental Conditions Operating temperature -40 … +85C Operating hu

V1.0 – Feb-12 User’s Manual Page 28 of 35 10 Applications and Hints 10.1 Initial Module Start After initially applying power to the module, it i

V1.0 – Feb-12 User’s Manual Page 29 of 35 duty cycles, it is necessary to toggle the ON_OFF pin. Toggling is done by pulling the signal to HIGH

V1.0 – Feb-12 User’s Manual Page 3 of 35 Disclaimer THIS DOCUMENT CONTAINS PROPRIETARY INFORMATION OF MAESTRO WIRELESS SOLUTIONS LIMITED.

V1.0 – Feb-12 User’s Manual Page 30 of 35 10.7 Antenna Status Adaptation This chapter shall give assistance in designing a circuit for detecting

V1.0 – Feb-12 User’s Manual Page 31 of 35 10.7.2 Antenna Sensor with Current Limiter This proposal is similar to the first one, but includes a c

V1.0 – Feb-12 User’s Manual Page 32 of 35 10.8 VANT Pin The VANT pin is an input pin. The supply voltage for an active GPS antenna on the ANT i

V1.0 – Feb-12 User’s Manual Page 33 of 35 11 Evaluation Kit EVA2200-A For demonstration and easy evaluation of GPS performance Maestro offers an

V1.0 – Feb-12 User’s Manual Page 34 of 35 12 Related Information 12.1 Contact This manual is created with due diligence. We hope that it will be

V1.0 – Feb-12 User’s Manual Page 35 of 35 13 List of Figures Figure 1: A2200-A label ...

V1.0 – Feb-12 User’s Manual Page 4 of 35 Table of Contents 1 Introduction ...

V1.0 – Feb-12 User’s Manual Page 5 of 35 9.2 Product Qualification ...

V1.0 – Feb-12 User’s Manual Page 6 of 35 1 Introduction The GPS module A2200-A is Maestro’s first implementation of CSR’s SiRFstarIV ROM chip on

V1.0 – Feb-12 User’s Manual Page 7 of 35 1.2 Characteristics Overview The module’s most important characteristics are:  A2200-A o Operable

V1.0 – Feb-12 User’s Manual Page 8 of 35 1.4 Label The A2200-A labels hold the following information: Figure 1: A2200-A label The label is

V1.0 – Feb-12 User’s Manual Page 9 of 35 1.5 Characteristics The module are characterized by the following parameters. 1.5.1 GPS Characteristic