Maestro A2200-A Manual de usuario

GPS/GLONASS Receiver A5100-A A Description of Maestro’s GPS/GLONASS Receiver Module A5100-A User’s Manual Version 1.0

V1.0-Mar-14 User’s Manual Page 10 of 43 2 Ordering Information 2.1 GPS/GLONASS Receiver A5100-A The order number is built as follows: • A5100-

V1.0-Mar-14 User’s Manual Page 11 of 43 Figure 3: A5100-A tape specifications (2) Figure 4: A5100-A tape specifications (3) One complete re

V1.0-Mar-14 User’s Manual Page 12 of 43 2.3 Additional Equipment EVA5100-A Evaluation Kit (including one module A5100-A) Table 3: Additional eq

V1.0-Mar-14 User’s Manual Page 13 of 43 3 Quick Start In order to allow an easy and quick start with the A5100-A module, this chapter pro-vides a

V1.0-Mar-14 User’s Manual Page 14 of 43 Figure 6 shows the minimum configuration for NMEA outputs and commands sent via an RS232 interface ba

V1.0-Mar-14 User’s Manual Page 15 of 43 GND123456789C10.1µFC20.1µFC30.1µFC40.1µFC50.1µFRS232 Level ShifterRS232 OutDB9 female3.3VVccGNDT1OR1IR1OT

V1.0-Mar-14 User’s Manual Page 16 of 43 3.3 Serial Port Settings In UART operation (defined by the external pull-up resistor as outlined in Minim

V1.0-Mar-14 User’s Manual Page 17 of 43 3.5 Self-start Configuration In order to minimize the GPIO required for operating A5100-A, WAKEUP (pin

V1.0-Mar-14 User’s Manual Page 18 of 43 Figure 9: Self-start configuration A5100-A with Vbak Remarks: • External antenna input impedance is 5

V1.0-Mar-14 User’s Manual Page 19 of 43 4 Mechanical Outline 4.1 Details Component Side A5100-A All dimensions in [mm, (inch)] Figure 10: M

V1.0-Mar-14 User’s Manual Page 2 of 43 Revision History Rev. Date Description 0.1 10-29-13 First draft. 0.2 02-10-14 Updates according to D

V1.0-Mar-14 User’s Manual Page 20 of 43 4.2 Details Solder Side A5100-A Solder pad size (outer pads): 1.0 x 0.8 Solder pad size (inner pads): 1.

V1.0-Mar-14 User’s Manual Page 21 of 43 5 Pin-out Information 5.1 Layout A5100-A “Pin 1” marker Figure 12: Pin-out info

V1.0-Mar-14 User’s Manual Page 22 of 43 5.2 Description A5100-A Signals Pin Symbol Function Description 1 GPIO2 Input/Output Leave open 2 VOUT

V1.0-Mar-14 User’s Manual Page 23 of 43 21 V_BAK Power Supply Back - up pin of module for “super cap” or battery 22 nRST Input Reset input, act

V1.0-Mar-14 User’s Manual Page 24 of 43 6 Electrical Characteristics 6.1 Operating Conditions Pin Description Min Typical Max 21 Vbak 1.8V 3.0V

V1.0-Mar-14 User’s Manual Page 25 of 43 6.2 Absolute Maximum Ratings Symbol Parameter Min Max Unit Vcc A5100-A Power supply -0.3 +3.6 V Vin Vo

V1.0-Mar-14 User’s Manual Page 26 of 43 6.3 DC Electrical Characteristics Symbol Parameter Min Max Unit TX0, WAKEUP Voh @ 4mA 2.6 Vcc V Vol @ 4

V1.0-Mar-14 User’s Manual Page 27 of 43 7 Mounting This chapter describes the suggested mounting process for the A5100-A receiver modules.

V1.0-Mar-14 User’s Manual Page 28 of 43 7.2 Recommended Profile for Reflow Soldering Typical values for reflow soldering of the module in convect

V1.0-Mar-14 User’s Manual Page 29 of 43 8 Use of GPS & GLONASS Antennas 8.1 Connecting a GPS & GLONASS antenna to the GPS & GLONASS r

V1.0-Mar-14 User’s Manual Page 3 of 43 Disclaimer THIS DOCUMENT CONTAINS PROPRIETARY INFORMATION OF MAESTRO WIRELESS SOLUTIONS LIMITED. I

V1.0-Mar-14 User’s Manual Page 30 of 43 Figure 15: Strip line parameters A5100-A In this case, the width should be about 1.8 times the height o

V1.0-Mar-14 User’s Manual Page 31 of 43 8.2 Antenna Connections 8.2.1 Passive Antennas A passive antenna connected to ANT input (pin 11) should b

V1.0-Mar-14 User’s Manual Page 32 of 43 9 Quality and Reliability 9.1 Environmental Conditions Operating temperature -40 … +85°C Operating humid

V1.0-Mar-14 User’s Manual Page 33 of 43 10 Applications and Hints 10.1 Initial Module Start After initially applying power to the module, it is n

V1.0-Mar-14 User’s Manual Page 34 of 43 ROM2.1 the according command is supported in NMEA and SiRF OSP mode. After a short delay the module

V1.0-Mar-14 User’s Manual Page 35 of 43 10.6 Battery Back-up This section describes how to back-up the RTC and the SRAM of the GPS/GL

V1.0-Mar-14 User’s Manual Page 36 of 43 10.7 Extended Ephemeris The receiver is capable of supporting two versions of using Extended E

V1.0-Mar-14 User’s Manual Page 37 of 43 10.8 Antenna Status Adaptation This chapter shall give assistance in designing a circuit for de

V1.0-Mar-14 User’s Manual Page 38 of 43 10.8.2 Antenna Sensor with Current Limiter This proposal is similar to the first one, but includes a curr

V1.0-Mar-14 User’s Manual Page 39 of 43 10.9 VANT Pin The VANT pin is an input pin. The supply voltage for an active GPS&GLONASS antenna on

V1.0-Mar-14 User’s Manual Page 4 of 43 Table of Contents 1 Introduction ...

V1.0-Mar-14 User’s Manual Page 40 of 43 The given values are based on a 10 satellite, static GPS&GLONASS simulator scenario. Fi

V1.0-Mar-14 User’s Manual Page 41 of 43 11 Evaluation Kit EVA5100-A For demonstration and easy evaluation of GPS&GLONASS performance

V1.0-Mar-14 User’s Manual Page 42 of 43 12 Related Information 12.1 Contact This manual was created with due diligence. We hope that it will be h

V1.0-Mar-14 User’s Manual Page 43 of 43 13 List of Figures Figure 1: A5100-A label ...

V1.0-Mar-14 User’s Manual Page 5 of 43 9 Quality and Reliability ...

V1.0-Mar-14 User’s Manual Page 6 of 43 1 Introduction A5100-A is a compact high sensitivity concurrent GNSS module that integrates CS

V1.0-Mar-14 User’s Manual Page 7 of 43 1.2 Characteristics Overview The module’s most important characteristics are: • A5100-A o Operable at

V1.0-Mar-14 User’s Manual Page 8 of 43 1.4 Label The A5100-A labels hold the following information: Figure 1: A5100-A label The label is

V1.0-Mar-14 User’s Manual Page 9 of 43 1.5 Characteristics The modules are characterized by the following parameters. 1.5.1 GPS & GLONASS C