Ublox EVK-M8QSAM Скачать руководство пользователя страница 22

Страница: 22 / 23

EVK-M8QSAM - User Guide

UBX-16018104 - R05

Early Production Information

Содержание EVK-M8QSAM

Страница 1: ...ser Guide Abstract This document describes the structure and use of the EVK M8QSAM evaluation kit and provides information for evaluating and testing the u blox SAM M8Q GNSS patch antenna module www u...

Страница 2: ...is available at www u blox com Support Product Resources Conformity Declaration This document applies to the following products Product name Type number Firmware version PCN reference EVK M8QSAM EVK...

Страница 3: ...tive Device ESD CAUTION RISK OF SHORT CIRCUIT OF THE BATTERY WHEN TOUCHING IT WITH CONDUCTING PARTS IN THE UNLIKELY EVENT OF A FAILURE IN THE INTERNAL PROTECTION CIRCUITRY THERE IS A RISK OF AN EXPLOS...

Страница 4: ...Getting Started 8 3 1 Software installation 8 3 2 Hardware installation 8 3 3 Serial port default configuration 8 4 Device description 9 4 1 Interface connection and measurement 9 4 2 Active antenna...

Страница 5: ...Guide UBX 16018104 R05 Early Production Information Contents Page 5 of 23 8 Board layout 16 9 Schematic 18 10 Troubleshooting 19 11 Common evaluation pitfalls 21 Related documents 22 Revision history...

Страница 6: ...able 1 List of available evaluation kits 1 2 Kit includes Evaluation unit plain PCB board USB cable Extra Battery RENATA CR2450 Quick Start card Because of the integrated antennas in the SAM M8Q modul...

Страница 7: ...rnal powered via extra power supply pin 14 V5_IN 13 GND Normal Operating temperature 40 C to 65 C Table 2 EVK M8QSAM specification 2 1 Safety precautions EVK M8QSAM must be supplied by an external lim...

Страница 8: ...et slide switch to USB UART Connect via RS232 Set slide switch to RS232 2 The device must always have power either via USB on the back or the V5_IN input on the front 3 The EVK M8QSAM evaluation kit i...

Страница 9: ...supply and communication 4 2 Active antenna The SAM M8Q module is embedded with a GNSS patch antenna and the signal is further filtered and amplified by the internal SAW filter and internal Low Noise...

Страница 10: ...ion The maximum operating baud rate is 460 8 kBd If you are using a USB to RS232 adaptor cable you can connect it directly to the evaluation kit RS232 port The 9 pin D SUB female connector is assigned...

Страница 11: ...operates only with the USB interface RS232 DB9 is switched off 4 3 8 Test Connector This 14 pin test connector provides additional functionality to the EVK allowing access to the interface pins and an...

Страница 12: ...UCTIONS RISK OF SHORT CIRCUIT WHEN TOUCHING THE BATTERY WITH CONDUCTING PARTS 4 3 11 GNSS Configuration The EVK M8QSAM supports concurrent GPS QZSS GLONASS and Galileo reception By default the M8 rece...

Страница 13: ...igure 5 2 Wait 12 minutes to download all GNSS orbital data or download all the Aiding Data via the AssistNow Online service 3 Read the voltage and average if necessary on the voltmeter and convert to...

Страница 14: ...iguration box in u center otherwise the configuration will be lost Selecting one of the available setups is the equivalent of using a combination of the configuration messages with appropriate paramet...

Страница 15: ...EVK M8QSAM User Guide UBX 16018104 R05 Early Production Information Block diagram Page 15 of 23 7 Block diagram Figure 6 EVK M8QSAM block diagram...

Страница 16: ...er Guide UBX 16018104 R05 Early Production Information Board layout Page 16 of 23 8 Board layout Figure 7 shows the EVK M8QSAM board layout See Table 6 for the component list of the EVB Figure 7 EVB S...

Страница 17: ...11 R2 R6 RES THICK FILM CHIP 0603 100R 5 0 1 W R13 RES THICK FILM CHIP 0402 10K 5 0 1 W R14 R15 R19 R3 R8 VARISTOR BOURNS MLE SERIES CG0402MLE 18G 18 V R24 R27 R35 R36 RES THICK FILM CHIP 0402 100K 5...

Страница 18: ...UBX 16018104 R05 Early Production Information Schematic Page 18 of 23 9 Schematic Figure 8 Schematic EVK M8QSAM DNI TRUE in the schematic means Component not installed...

Страница 19: ...the screen The syndrome is caused when the NMEA 0183 GNSS serial data is misinterpreted as a mouse data by the serial port enumerator serenum sys resulting in erratic mouse cursor activity Change the...

Страница 20: ...ention to proper handling of the EVK A GNSS receiver is designed for real life use i e time is always moving forward By using a GNSS simulator the user can change scenarios which enables jumping backw...

Страница 21: ...terministic system The satellite constellation changes constantly Atmospheric effects i e dawn and dusk have an impact on signal travel time The position of the GNSS receiver is typically not the same...

Страница 22: ...h publication 4024 For regular updates to u blox documentation and to receive product change notifications register on our homepage Revision history Revision Date Name Status Comments R01 17 Nov 2016...

Страница 23: ...om Support support_ap u blox com Regional Office China Beijing Phone 86 10 68 133 545 E mail info_cn u blox com Support support_cn u blox com Regional Office China Chongqing Phone 86 23 6815 1588 E ma...