u-blox EVK-8, User Manual

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: ...EVK 7P 0 000 C ROM 1 00 PPP1 01 Flash FW1 00 N A EVK 7EVA EVK 7EVA 0 000 C ROM 1 00 UBX 17049159 EOL EVK M8N EVK M8N 0 01 D Flash SPG 3 01 N A EVK M8C EVK M8C 0 01 D Flash SPG 3 01 N A EVK M8MEVA EVK...

Page 3: ...4 Device description 8 4 1 Interface connection and measurement 8 4 2 Active antenna 8 4 3 Evaluation unit 8 4 3 1 Antenna connector 9 4 3 2 USB 9 4 3 3 UART 9 4 3 4 Time Pulse 9 4 3 5 RST button 10 4...

Page 4: ...uation Kit with TCXO MAX M8Q MAX M8W NEO M8N NEO M8Q LEA M8S u blox M8 concurrent GNSS chips with TCXO EVK M8C u blox M8 Evaluation Kit with Crystal MAX M8C NEO M8M u blox M8 concurrent GNSS chips wit...

Page 5: ...re includes u center an interactive tool for configuration testing visualization and data analysis of GNSS receivers It provides useful assistance during all phases of a system integration project 1 4...

Page 6: ...ly 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...

Page 7: ...ect via RS232 Set slide switch to I2C o 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...

Page 8: ...ect 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 v...

Page 9: ...with male 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 bau...

Page 10: ...e slide switch on the front panel to choose between I2C and UART and SPI communication ports You must reset the unit by pressing the RST button when the slide switch has been changed 1 I2C In this sel...

Page 11: ...utput 2 7 EXTINT0 I 3 3 V External interrupt input 6 RESERVED1 not connected 5 SDA CS I O 3 3 V If slide switch on I2C then DDC interface selected Function data input output If slide switch on SPI the...

Page 12: ...UCTIONS 4 3 11 GNSS Configuration The EVK 7 and EVK 8 supports GPS QZSS and GLONASS The EVK M8N C and EVK M8MEVA EVK M8QEVA supports GPS Galileo QZSS GLONASS and BeiDou The GNSS to be used can be conf...

Page 13: ...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 14: ...uide UBX 14002502 R10 Early Production Information Board layout Page 14 of 25 6 Board layout 6 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 15: ...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 16: ...de UBX 14002502 R10 Early Production Information Board layout Page 16 of 25 6 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 17: ...20N 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 VARISTO...

Page 18: ...7 EVK 8 EVK M8 User Guide UBX 14002502 R10 Early Production Information Schematic Page 18 of 25 7 Schematic Figure 8 Schematic EVK 7 EVK 8 EVK M8 DNI TRUE in the schematic means Component not install...

Page 19: ...02502 R10 Early Production Information Battery replacement Page 19 of 25 8 Battery replacement To replace the battery Number 5 in Figure 10 open the unit unscrew four screws on the front panel Figure...

Page 20: ...I NOTE After changing the slide switch always reset the EVK otherwise the change will not take place Some COM ports are not shown in the port list of my application e g u center Only the COM ports tha...

Page 21: ...u blox M8 GNSS technology uses a slightly different concept than most other GNSS receivers do Settings are initially stored to volatile memory In order to save them permanently sending a second comman...

Page 22: ...SS is a non deterministic 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 typicall...

Page 23: ...13 EVA M8 FW3 Data Sheet Doc No UBX 16014189 14 LEA M8S FW3 Data Sheet Doc No UBX 16010205 15 UBX G8020 UBX M8030 Hardware Integration Manual Doc No UBX 15031474 NDA required 16 NEO 8Q NEO M8 Hardware...

Page 24: ...8EVA 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 R08 14 Jun 2017 jesk Added information on...

Page 25: ...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 mail info_cn u blox com Su...