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  • 2019.5 sigfox test

     Test equipment

    1 test fixture  (provide by  PIE)

    2 Spectrum Analyzer (e.g E4405B)

    3.Vector Signal Generator (e.g E4438C)

    4.3dB power splitter combiner

    5.898/902/920MHz antenna

    6.RF cable x 3

    7.PC and Serial port line (3.3V)

    8.Sigfox Module :WISOL / WSSFM10R1AT 

    RF Specifications :

    The instrument connection

     

    Spectrum Analyzer Setting:

    Sigfox serial port Settings

    BaudRate Setting: 9600, 8N1, all AT command send to product has to be ended by ‘ ’ (CR)

    TX test:

    1 put the gold sample into the test fixture,measure Power and RSSI, and store it as calibration data 

    2 sending  ‘’AT$DR? ‘’  to product

    3 sending   Tx on command (AT$CW=xxxxx,m,n)

    4 Enter  :Spectrum Analyzer marker peak search  and recording the power and frequency

    5 Calculate the frequency PPM

    6 sending  Tx off command 

    7 test  ok

    RX test

     1 Vector Signal Generator Setting:

     2 Send Rx start command to the product: AT$TM=3,10. After sending this command, the product will not receive any command in the receiving mode, until 10 seconds later, the product will be returned to the product

     3  Signal generator: RF on  (after about ten seconds )

     4 Trigger Signal Generator  sending  the data once

    5 receive data  (RX data and RSSI)

    6 Signal generator :RF Off

    ---------------------------------------------------

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  • 原文地址:https://www.cnblogs.com/huangbaobaoi/p/10957497.html
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