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EVK-7 / EVK-8 / EVK-M8 User Guide

UBX-14002502 - R09

Early Production Information

Board layout

Page 19 of 28

8.2

PCB Version D

Figure 8 shows the EVK-8 / EVK-M8 board layout (PCB Version D). See Table 7 for the component list of the EVB.

Figure 8: EVB-8 / EVB-M8 layout

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Summary of Contents for EVK-7

Page 1: ...D User Guide Abstract This document describes the structure and use of the EVK 7 EVK 8 EVK M8 evaluation kits and provides information for evaluating and testing u blox 7 u blox 8 and u blox M8 positi...

Page 2: ...n EOL PCN reference EVK 7N EVK 7N 0 001 C ROM 1 00 Flash FW1 00 UBX 17049159 EOL EVK 7C EVK 7C 0 001 C ROM 1 00 1 01 Flash FW1 00 UBX 17049159 EOL EVK 7P EVK 7P 0 001 C ROM 1 00 PPP1 01 Flash FW1 00 N...

Page 3: ...performance Warnings and certifications CAUTION IN THE UNLIKELY EVENT OF A FAILURE IN THE INTERNAL PROTECTION CIRCUITRY THERE IS A RISK OF AN EXPLOSION WHEN CHARGING FULLY OR PARTIALLY DISCHARGED BATT...

Page 4: ...ng Started 9 3 1 Software installation 9 3 2 Hardware installation 9 3 3 Serial port default configuration 9 4 Device description 10 4 1 Interface connection and measurement 10 4 2 Active antenna 10 4...

Page 5: ...Production Information Contents Page 5 of 28 8 Board layout 17 8 1 PCB Version C 17 8 2 PCB Version D 19 9 Schematic 21 10 Battery replacement 22 11 Troubleshooting 23 12 Common evaluation pitfalls 25...

Page 6: ...n Kit with Crystal MAX M8C NEO M8M u blox M8 concurrent GNSS chips with Crystal MAX 8C u blox 8 GNSS chips with Crystal EVK M8MEVA u blox M8 Evaluation Kit with EVA M8M 0 EVA M8M EVA 8M EVK M8QEVA u b...

Page 7: ...R09 Early Production Information Product description Page 7 of 28 1 4 System requirements PC with USB interface Operating system Windows Vista onwards x86 and x64 versions USB drivers are provided in...

Page 8: ...pin 14 V5_IN 13 GND Normal Operating temperature 40 C to 65 C Table 2 EVK 7 EVK 8 EVK M8 specifications 2 1 Safety precautions EVK 7 and EVK M8 must be supplied by an external limited power source in...

Page 9: ...ct via RS232 Set slide switch to I2C SPI I2C compliant DDC Connect corresponding pins see Table 5 for pin description Set slide switch accordingly to SPI or I2C Press the RST button after changing the...

Page 10: ...nect various active and passive GNSS antennas with SMA connectors to the evaluation unit EVK M8 evaluation kits include a GPS Galileo GLONASS BeiDou antenna with a 3 m cable It is possible to connect...

Page 11: ...e and female connectors to the port on your PC The maximum cable length is 3 0 meters To configure the RS232 port use the CFG PRT command in the u center application The maximum operating baud rate is...

Page 12: ...election the EVK operates with the UART RS232 DB9 rear panel or the 3 3 V level TxD MISO RxD MOSI at the front panel Also the communication via 3 3 V DDC interface I2C is selected 2 SPI In this select...

Page 13: ...tions and to enable faster start up It is a RENATA 3 0 V Li MnO battery of the type CR2450 The battery has a rated capacity of 540 mA The battery operating temperature range is 40 C to 85 C In case th...

Page 14: ...tal 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 current 1 mV equals 1 mA 4 Perform the test with g...

Page 15: ...always save the configuration by checking the save configuration box in u center otherwise the configuration will be lost Communications to the evaluation kit must be via the UART I2C or SPI not USB T...

Page 16: ...EVK 7 EVK 8 EVK M8 User Guide UBX 14002502 R09 Early Production Information Block diagram Page 16 of 28 7 Block diagram Figure 6 EVK 7 EVK 8 EVK M8 block diagram...

Page 17: ...uide UBX 14002502 R09 Early Production Information Board layout Page 17 of 28 8 Board layout 8 1 PCB Version C Figure 7 shows the EVK 7 layout PCB Version C See Table 6 for the component list of the E...

Page 18: ...ALE J4 14PIN 90 2 54MM PITCH DISCONNECTABLE CRIMP CONNECTOR 40 85C L1 IND MURATA LQW15A 0402 8N7 3 0 54A 55 125C L2 IND MURATA LQW15A 0402 120N 5 0 64A 55 125C Q1 MBT3906DW1T1G DUAL GENERAL PURPOSE TR...

Page 19: ...de UBX 14002502 R09 Early Production Information Board layout Page 19 of 28 8 2 PCB Version D Figure 8 shows the EVK 8 EVK M8 board layout PCB Version D See Table 7 for the component list of the EVB F...

Page 20: ...5 0 64A 55 125C Q1 MBT3906DW1T1G DUAL GENERAL PURPOSE TRANSISTOR 0 2A 0 15W 40 125C R1 RES THICK FILM CHIP 1206 10R 5 0 25W R2 R6 R11 RES THICK FILM CHIP 0603 100R 5 0 1W R3 R8 R14 R15 R19 VARISTOR BO...

Page 21: ...7 EVK 8 EVK M8 User Guide UBX 14002502 R09 Early Production Information Schematic Page 21 of 28 9 Schematic Figure 9 Schematic EVK 7 EVK 8 EVK M8 DNI TRUE in the schematic means Component not install...

Page 22: ...2502 R09 Early Production Information Battery replacement Page 22 of 28 10 Battery replacement To replace the battery Number 5 in Figure 10 open the unit unscrew four screws on the front panel Figure...

Page 23: ...omputer is using it The position is off by a few dozen meters u blox 7 u blox 8 u blox M8 GNSS technology starts up with the WGS84 standard GNSS datum If your application expects a different datum you...

Page 24: ...ion port The EVK 7 EVK 8 EVK M8 does not work properly when connected with a GNSS simulator When using an EVK together with a GNSS simulator please pay attention to proper handling of the EVK A GNSS r...

Page 25: ...an impact on signal travel time The position of the GNSS receiver is typically not the same between two tests Comparative tests should therefore be conducted in parallel by using one antenna and a sig...

Page 26: ...EVA M8 FW3 Data Sheet Docu No UBX 16014189 14 LEA M8S FW3 Data Sheet Docu No UBX 16010205 15 UBX G8020 UBX M8030 Hardware Integration Manual Docu No UBX 15031474 NDA required 16 NEO 8Q NEO M8 Hardware...

Page 27: ...A related content removed obsolete EVK M8EVA updated Related Documents section R06 22 Aug 2016 jhak Added EVK M8QEVA related content R07 17 Jan 2017 jhak Improved resolution of Schematic in Figure 9 R...

Page 28: ...ox com 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...

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