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    Ë÷ÄáSpresense²ðÏäÓëSpresense SDKÔËÐвâÊÔ

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    µçÄÔÖ÷°åµÄ°üÄÒÀï½öÓÐCXD5602PWBMAIN1°åºÍÇé¿ö±í£¬°åµÄ¶¥¶Ë°üº¬Ò»¸ö¸´Î»¿ª¹Ø¡¢Ëĸö¿Í»§LED¡¢Ò»¸ö¿ª¹ØµçÔ´LED¡¢Ò»¸öÔËÐÐÐÞ¸´°´¼ü¡¢ÕÕÏà»ú²å¿Ú¡¢sonyCXD5247µç³Ø¹ÜÀíºÍÉùƵ·ÂտģÄâ²å¿Ú¼¯³Éic£¨ÏÂÃæµÄͼÖеĻҺÚÉ«£©£¬sonyCXD5602 hexa¹Ø¼üArm Cortex-M4F΢´¦ÀíÆ÷ÊÊÓÃGNSS – ÔÚ·â×°ÐÎʽÉϵ±×÷D5602GG£¬Á½ÐÐ2.54mm¼ä¸ôI / OÁ¬½ÓÍ·£¬¼°Æä°å¼«ÓÒ±ßÑØµÄGNSSÎÞÏßÌìÏß¡£

    ¸Ã°åµÄµ×¶ËÑ¡ÓÃMXIC MX25U6435F SPI NORÉÁ´æÐ¾Æ¬£¬8MBÈÝ»ý£¬100ÕëÉ䯵Á¬½ÓÆ÷£¬ÓÃÒÔÁª½ÓµçÄÔÖ÷°åºÍÍØÕ¹°å£¬CP2102N USBµ½TTL¼¯³Éic£¬¼°ÆäÓÃÒÔ¿ª¹ØµçÔ´ºÍ³ÌÐò±àдµÄСÐÍUSB¶Ë¿ÚºÅ¡£

    Çé¿ö±í¹Ø¼ü°üÀ¨·¨ÂÉÊõÓ±ê×¼¼°ÆäSpresenseÊÊÓÃÍøÖ·µÄÁ¬½ÓºÍQR±àÂë¡£

    ÍØÕ¹°å¸½¼ÓÁËÏà½üµÄÇé¿ö±í£¬¼°ÆäÓÃÒÔ½«µçÄÔÖ÷°å¹Ì¶¨²»¶¯¼°Ê±µÄËĸöËܽºÂ黨×ê¡£

    ÍØÕ¹°å×°ÓÐArduino¼æÈÝÁ¬½ÓÍ·£¬100ÕëµçÔ´²å×ù£¬ÓÃÒÔÁª½ÓµçÄÔÖ÷°å£¬Ò»²¿·Ö©Ïߣ¬3.5mmÉùƵ²å¿ÚºÍmicro SD¿¨ÄÚ´æ²å²Û¡£

    ÏÂÃæµÄͼΪÏß·°åµÄÕýÁ³£¬ÁíÒ»²àÖ÷ÒªÊÇ2¸ö¼¯³Éic£º72040Âö³åÐźÅת»¯Æ÷ºÍTI LSF0108°Ë½øÖÆË«Öض๤×÷µçѹÂö³åÐźÅת»¯Æ÷£¬×ÔȻҲӵÓС°ÍØÕ¹¡±ÓõÄСÐÍUSB¶Ë¿ÚºÅ¡£

    ¶þ¿é°åµÄÆ´×°¶¼·Ç³£¼òµ¥£¬Ö»Ð轫Ëĸö»ÒºÚÉ«ËܽºÂ黨×ê²å½øÍØÕ¹°åµÄ°²Ñb¿×ÖУ¬½«µçÄÔÖ÷°å·Åµ½¶¥¶Ë£¬Ëæºó½«ÆäÍùÏÂÍÆ¡£

    ÈçSpresenseAPPÎı¾ÎĵµÖÐÉÏÊö£¬ÓÐÕâÁ½ÖÖ·½Ê½ ¿ÉÒÔÓ¦ÓÃSpresense°å£º

    Spresense Arduino¿â- Ó¦Óúܶ࿪·¢ÕßÁ˽âµÄArduino IDE¡£

    Spresense SDK- sony×ʼµÄCXD5602Ö÷°åоƬ×鿪·¢¹¤¾ß£¬¸ù¾ÝNuttXǶÈëʽ²Ù×÷ϵͳ£¬²¢ÔËÓÃGNU MakeרÓù¤¾ßÁ´¡£µÍµÈAPIʹ¿ª·¢Õß¿ÉÒÔÌáÉýÔËÐÐÄÚ´æÓ¦Ó㬽ÚÔ¼¿ª¹ØµçÔ´£¬²Ù×ݶàºË½â¾öÕâЩ£¬¶øArduino¿â½«»áû·¨Íê³ÉÕâÒ»µã¡£

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    ¡øSpresense SDKµÄ¹¹Ôì

    ʹ¾ÅÓλáJ9ÕæÈ˳¢ÊÔ¸úËæ±íÃ÷Ö¸ÒýÔÚÔË×÷Ubuntu 18.04µÄ±Ê¼Ç±¾ÉÏÕÇÊÔÔËתËü¡£

    °²ÑbSpresense SDK

    ×îÏÈ£¬´ó¼Ò±ØÐëÔÚÖÕ¶Ë´°¿ÚÖа²ÑbһЩterminal windows£º

    1 sudo apt install git gperf libncurses5-dev flex bison gcc-arm-none-eabi genromfs pkg-config autoconf automake cmake

    ÏÂÒ»²½ÊÇÒÔnuttx-tools°²Ñbkconfig-frontends°ü£º

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    git clone https://bitbucket.org/nuttx/tools.git
    cd tools/kconfig-frontends/
    ./configure –disable-shared
    make -j8
    sudo make install

    ²éѯSDKÔ´Â룺

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    cd ../..
    git clone –recursive https://github.com/sonydevworld/spresense.git
    git submodule foreach git checkout master

    USBÁª½Ó

    ½«µ±½ñ¿Í»§¼ÓÉϵ½²¦³öÈ¥×é£¬ËæºóÏú»§ÒÔ±£Ö¤¿ÉÒÔä¯ÀÀ´®ÐÐͨÐŶ˿ںÅ£º

    1 sudo usermod -a -G dialout $USER

    ÏÖÔÚÊÇʱºò¸ù¾ÝUSB½«µçÄÔÖ÷°åÁª½Óµ½µç×Ó¼ÆËã»úÁË£¬ÕâÒ²ÊǺËÐÄÈÕÖ¾µÄµ¼³ö£º

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    [99898.675476] usb 3-2: new full-speed USB device number 3 using xhci_hcd
    [99898.849262] usb 3-2: New USB device found,idVendor=10c4, idProduct=ea60
    [99898.849267] usb 3-2: New USB device strings:Mfr=1, Product=2, SerialNumber=3
    [99898.849270] usb 3-2: Product: CP2102N USB to UART Bridge Controller
    [99898.849272] usb 3-2: Manufacturer: Silicon Labs
    [99898.849275] usb 3-2: SerialNumber:1601ea6abb61e811841264b55bfef139
    [99898.851295] cp210x 3-2:1.0: cp210x converter detected
    [99898.864393] usb 3-2: cp210x converter now attached to ttyUSB0

    µçÔ´µç·°å±»Ç¡µ±¼ìÑéΪ¾ß±¸10c4 VIDºÍea60 PIDµÄCP210xת»¯Æ÷¡£

    Spresense SDK³ÌÐò°²×°

    ×îÏÈÉ趨ԭʼNuttXºËÐÄÅ䱸£º

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    cd spresense/sdk
    tools/config.py –kernel release

    ËæºóÉ趨ԭʼSDKÅ䱸£º

    1 tools/config.py examples/hello

    µ¼³ö£º

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    WARNING: New loader v1.1.0 is required, please download and install.
    Download URL : https://developer.sony.com/file/download/download-spresense-firmware-v1-1-000
    Install command:
    1. Extract loader archive into host PC.
    ./tools/flash.sh -e
    2. Flash loader into Board.
    ./tools/flash.sh -l/home/jaufranc/edev/spresense/spresense/firmware/spresense -c

    ÕâʱÌáÐѹ涨°²ÑbеÄloader£¬ÒòΪÔÚÏßÏÂÔØURL±ØÐëEULA£¬Òò¶øÃ»·¨´ÓÃüÁîÀ´ÔÚÏßÏÂÔØ¡£µ«Ñ¡Óú󣬿ÉÒÔÓ¦ÓÃÏÂÁÐÖ¸ÁîÇáÇáËÉËɽ«ÆäÉÁ´æÐ¾Æ¬µ½Ïß·°å£º

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    cd tools
    mv ~/Downloads/spresense-binaries-v1.1.0.zip .
    ./flash.sh -e spresense-binaries-v1.1.0.zip
    sudo ./flash.sh -l ../../firmware/spresense/ -c/dev/ttyUSB0

    Ö¸Áîµ¼³ö£º

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    >>> Install files …
    install -b 115200
    Install ../../firmware/spresense/loader.espk
    Waiting for XMODEM (CRC or 1K) transfer. Ctrl-X to cancel.
    ……………………………………………………………………………………………………..115856 bytes loaded.
    Package validation is OK.
    Saving package to \”loader\”
    updater# install -b 115200
    Install ../../firmware/spresense/gnssfw.espk
    Waiting for XMODEM (CRC or 1K) transfer. Ctrl-X to cancel.
    ……………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………….450336bytes loaded.
    Package validation is OK.
    Saving package to \”gnssfw\”
    updater# sync
    updater# Restarting the board …
    reboot

    ´î½¨ÊµÀýÓ¡Ïó£º

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    cd ..
    make buildkernel -j8
    make -j8

    ×îºóÔÚµ±Ç°Ä¿Â¼ÖÐÓ¦ÓÃnuttx.spk¹Ì¶¨¼þ£º

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    ls nuttx.spk-l
    -rw-r–r– 1 jaufranc jaufranc 153776 ?.?. 5 16:11nuttx.spk

    ¸üв¢ÔË×÷¹Ì¶¨¼þ

    Õâʱ£¬ÏµÍ³ÒªÇó¸üÐÂÕýÈ·Òýµ¼ÔØÈë³ÌÐòÁ÷³Ì£¬µ«´ËÏîÖ¸ÁîÔçÒÑÔÚÉÏÃæÍê³ÉÁË£¬Òò´Ë¾ÅÓλáJ9ÕæÈË¿ÉÒÔË¢flashtx.spk£º

    1 sudo tools/flash.sh -c /dev/ttyUSB0 nuttx.spk

    Ö¸Áîµ¼³ö£º

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    >>> Install files …
    install -b 115200
    Install nuttx.spk
    Waiting for XMODEM (CRC or 1K) transfer. Ctrl-X to cancel.
    ………………………………………………………………………………………………………………………………………153776bytes loaded.
    Package validation is OK.
    Saving package to \”nuttx\”
    updater# sync
    updater# Restarting the board …
    reboot

    ÔË×÷hello world³ÌÐòÁ÷³Ì±ØÐëÓ¦ÓÃminicom»òÆäËüרÓù¤¾ßÁª½Ó115200 8N1Ö÷Òª²ÎÊýµÄ´®¿ÚͨÐÅ£º

    1 minicom -D /dev/ttyUSB0 -b 115200 -s

    ÔÚ´®ÐÐͨÐŶ˿ÚÖнûֹʹÓÃÓ²¼þÅäÖÃÁ÷¿ØÖÆ£¬Ëæºó°´Esc²¢ÌôÑ¡Exit³·³ö¡£´ó¼ÒÈç½ñÓ¦µ±¿ÉÒÔä¯ÀÀNuttXµÄNuttShell£¨NSH£©shell¡£

    ÊäÈëhelloÒÔÔË×÷ÑÝÊÔ³ÌÐòÁ÷³Ì£º

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    NuttShell (NSH)NuttX-7.22
    nsh> hello
    Hello,World!!
    nsh>

    È¡µÃ³É¹¦£¬hello world³ÌÐòÁ÷³ÌµÄÔ´Âë¿ÉÒÔÔÚexamples / hello / hello_main.cÖÐѰÕÒ£¬ÊǷdz£µäÐ͵ÄCÓïµÄhello world³ÌÐòÁ÷³Ì£º

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    ****************************************************************************
    * Included Files
    ****************************************************************************/
    #include
    #include
    /****************************************************************************
    * Public Functions
    ****************************************************************************/
    /****************************************************************************
    * hello_main
    ****************************************************************************/
    #ifdef CONFIG_BUILD_KERNEL
    int main(int argc, FAR char *argv[])
    #else
    int hello_main(int argc, char *argv[])
    #endif
    {
    printf(\”Hello, World!!
    \”);
    return 0;
    }

    ×öΪ²ÎÕÕ£¬NuttX shellÓÐһЩÀàËÆbusyboxÖеÄÖ¸Á

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    nsh> help
    help usage:help [-v] []
    [ datehelpmksmartfs rmuname
    ? ddhexdump mhrmdir umount
    basenamedfkillmount set unset
    break echolsmvshusleep
    cat printfmbmwshutdownxd
    cdexecmkdir poweroffsleep
    cpexitmkfatfs pstest
    cmp false mkfifopwd time
    dirname freemkrdreboottrue

    SpresenseÖеÄʵÀýÐÂÏîÄ¿

    Hello WorldÊÇÔËÐзdz£ºÃµÄʵÀý³ÌÐòÁ÷³Ì£¬µ«Spresense SDKÒ²ÓбðµÄ¸üÓÐÒâ˼µÄÑù°æ£º

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    ls examples/
    accelcameragyro press
    adccolorsensor helloprime
    alarmdecimator helloxxproximity
    Application.mk dnnrt_lenet Kconfigpwm
    asmp fft libexamples.aREADME.md
    audio_player fwupdateLibTarget.mk sixaxis
    audio_player_objif geofencelighttilt
    audio_recorder gnsslte_http_get voice_call
    audio_throughgnss_atcmdmagvoice_command
    bluetooth_le_peripheralgnss_factoryMake.defswatchdog
    bluetooth_sppgnss_pvtlog Makefile

    ÿһ¸öʵÀý³ÌÐòÁ÷³Ì¶¼¶¼ÊÇÔÚSpresense NuttXµÄ¿ª·¢Éè¼ÆÖ¸ÒýÖÐÏ꾡µØÐðÊö£¬µ«²¢Ã»ÓÐÐðÊöÊÇʲôÖÖÀà»òÊÇÊDz»ÊÇÐÂÆæµÄÑù°æ¡£

    һЩʵÀýÐÂÏîÄ¿±ØÐëÏÂÔØ¸½¼ÓµÄÓ²¼þÅäÖã¬ÈçÕÕÏà»ú¶îÍâÉ豸£¬ÊÖ»úÀ¶ÑÀLE¶îÍâÉ豸£¬¸ÐÓ¦Æ÷¶îÍâÉ豸µÈ¡£¿ÉÒÔÓÃÍùÏ·­×ª¿ª·¢ÈËÔ±ÍøÖ·µÄÖ÷Ò³ÃæÑ°ÕÒÕâÖÖĿ¼¡£

    ÒòΪÉùƵºÍGNSSÊÇÏß·°åµÄһЩ¹Ø¼ü×÷Óã¬ÏÂÁн«ÊÔ×ÅÓ¦ÓÃC ºÍCÓïÑԱ༭µÄaudio_playerºÍgnssµÄʵÀý³ÌÐòÁ÷³Ì¡£

    SpresenseÒôÀÖ²¥·ÅÆ÷

    ´î½¨ºÍ¸üÐÂÈ«¹ý³ÌÓëhello world³ÌÐòÁ÷³ÌͬÑù£¬²¢ÔÚsdkÎļþĿ¼ÖÐʵÐÐÏÂÁÐÖ¸Á

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    ./tools/config.py examples/audio_player
    make -j8
    sudo tools/flash.sh -c /dev/ttyUSB0 nuttx.spk

    ¸Ã³ÌÐòÁ÷³Ì±»ÔØÈëµ½µçÄÔÖ÷°åÉÏ£¬µ«´ó¼Ò±ØÐëһЩ¸½¼ÓµÄÎļþ´«ËÍÔÚmicro SD¿¨ÖУ¬ÔÚÆäÖаüÀ¨¸èÇú£¬ÁбíºÍ¡°worker¡±¶þ½øÖÆÎļþ£¬Èçaudio_playerʵÀýÎļþĿ¼ÖеÄREADME.txtÎļþÉÏÊö£º

    ÒÔºó£¬Äú¿ÉÒÔÔÚÎļþĿ¼sdk / modules / audio / dspÖмûµ½¹¤×÷Öжþ½øÖÆÎļþ\’MP3DEC\’£¬\’WAVDEC\’¡£

    ÔÚÑ¡ÔñÏîÌØ¶¨µÄ;¾¶Öд¢´æ¹¤×÷Öжþ½øÖÆÎļþ£¬ÁбíºÍ²¥·ÅÊÓÆµƒÈÈÝ¡£

    – ĬÈÏÉèÖÃ;¾¶

    worker¶þ½øÖÆÎļþ£º/ mnt / sd0 / BIN

    Áбí£º/ mnt / sd0 / PLAYLISTƒÈÈÝ£º/ mnt / sd0 / AUDIO

    ×öΪÁбíµÄʵÀý£¬PLAYLISTÎļþ¼ÐÃû³ÆÖÐÓÐTRACK_DB.CSV¡£´ËÍ⣬×öΪƒÈÈÝʵÀý£¬AUDIOÎļþ¼ÐÃû³ÆÖÐÓÐSound.mp3¡£Sound.mp3µÄ²ÉÑùÂÊΪ48000£¬Î»³¤16£¬×ªÂëÈí¼þMP3Îĵµ¡£

    ×î³õ·¢ÉúÕâÖÖÌáÐÑʱ£¬»¹´æÓÐÒɻ󣬵«×îºó¸ãÇå³þºó½«Îĵµ¿½±´µ½ÓÃFAT32»Ö¸´³ö³§ÉèÖõÄ4GB micro SD¿¨£º

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    cp ../examples/audio_player/AUDIO -R
    cp ../examples/audio_player/PLAYLIST/ -R
    mkdir /BIN
    pushd modules/audio/dsp
    cp MP3DEC WAVDEC /BIN/
    popd

    Èç½ñ½«microSD¿¨²å½øSpresense°å£¬²¢Áª½ÓÒôÏä£¬ËæºóÔÚNuttShellÖÐÆô¶¯Ó¦ÓóÌÐò¡£

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    NuttShell (NSH)NuttX-7.22
    nsh> player
    Start AudioPlayer example
    Running time is 10sec
    Running time is 10 sec

    Ò»ÇкÃÏñ°´ÆÚÍû¹¤×÷ÖУ¬µ«Ìý²»¼ûµÄÉùƵ¡£²éÑéÉùƵ²å¿ÚÁª½ÓÊDz»ÊǽӴ¥²»Á¼ÏÖÏó£¬ÒôÏäµÄÊä³ö¹¦ÂʺÍÉùÒôË®×¼£¬µ«ÒÀȻûÉùÒô¡£Ö®ºó¹¹Ïë»òÐíSpresenseµçÄÔÖ÷°åºÍÍØÕ¹°åÖмäºÜÓпÉÄÜ´æÓÐÇ·¼Ñ´¥Åö£¬Òò´Ë°´×¡Á˵çÄÔÖ÷°å×îºó³É¹¦ÁË£¡×ÜËã¿ÉÒÔÌý¼ûSound.mp3Îĵµ´«³öµÄßÙÉù£¬ÓÐÒâ˼µÄÊÇ£¬Ð¡ÐÍSD¿¨µÄÈ·ºÏÀí£¬µ«²¢²»ÊÇÉùƵ¡£

    GNSSÑù°æ

    ÈÃÊÔÒ»ÊÔGNSSʵÀý³ÌÐòÁ÷³Ì£º

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    ./tools/config.py examples/gnss
    make -j8
    sudo tools/flash.sh -c /dev/ttyUSB0 nuttx.spk

    ˳´øËµÒ»Ï»¹¼ÇµÃÔÚÔË×÷flash.shǰ³·³öminicom£¬²»È»»á»ñµÃÏÂÁв»ÕýÈ·£º

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    Traceback (most recent call last):
    File \”serial/serialposix.py\”, line 495, in read
    serial.serialutil.SerialException: device reports readiness to read but returned no data (device disconnected or multiple access on port?)
    During handling of the above exception, another exception occurred:
    Traceback (most recent call last):
    File \”flash_writer.py\”, line 504, in
    File \”flash_writer.py\”, line 446, in main
    File \”flash_writer.py\”, line 316, incancel_autoboot
    File \”flash_writer.py\”, line 263, in readline
    File \”serial/serialposix.py\”, line 505, in read
    serial.serialutil.SerialException: read failed:device reports readiness to read but returned no data (device disconnected or multiple access on port?)
    [8067] Failed to execute script flash_writer

    ´ËÍ⻹ҪÁôÒâÓ¦Óý«menuconfigÒý½ø°²ÑbÑ¡ÔñÏîµÄÑ¡ÔñÏîÀ´ÔË×÷config.py¡£

    1 ./tools/config.py -m examples/gnss

    ÔٴοªÕ¹GPS¼ì²â£¬ÎÒÏëÒª½«Ïß·°å°¤½ü´°×Ó£¬µ«ÎÒËù´¦µÄ½¨Öþ¹¹Ôì²¢²»Ò×½ÓÊÜGPSÊý¾ÝÐźţ¬ÔÚ1С•r30·ÖÒÔºó£¬ÎÒÖ»µÃµ½ÁËUTC•r¼ä¡£ËùÒÔÎÒ°áµ½ÁËÊÒÍâ£¬ÖØÆôÁËÏß·°å£¬Ò»Çж¼ºÜ³É¹¦£¬ÎÒ»¹ÔÚ24ÃëºóµÃµ½ÁËUTC•r¼ä£º

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    NuttShell (NSH) NuttX-7.22
    nsh>
    nsh>
    nsh> gnss
    Hello, GNSS(USE_SIGNAL) SAMPLE!!
    start GNSS OK
    >Hour:0, minute:0, sec:3, usec:497
    >No Positioning Data
    >Hour:0, minute:0, sec:4, usec:512
    >No Positioning Data
    >Hour:0, minute:0, sec:5,usec:15289

    >No Positioning Data
    >Hour:0, minute:0, sec:23, usec:507
    >No Positioning Data
    >Hour:0, minute:0, sec:24, usec:522
    >No Positioning Data
    >Hour:6, minute:59, sec:32, usec:554
    >No Positioning Data
    >Hour:6, minute:59, sec:33, usec:561
    >No Positioning Data

    ²¢ÔÚ1·Ö40Ãëºó¾«×¼¶¨Î»Êý¾ÝÐÅÏ¢£º

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    >Hour:7, minute:0, sec:47,usec:559
    >No Positioning Data
    >Hour:7, minute:0, sec:48,usec:533
    >No Positioning Data
    >Hour:7, minute:0, sec:49,usec:533
    >No Positioning Data
    >Hour:7, minute:0, sec:49,usec:769162
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    >LAT37.02.1428
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