Changes between Version 19 and Version 20 of expansion/gw16130


Ignore:
Timestamp:
05/24/2019 07:45:02 PM (8 weeks ago)
Author:
Ryan Erbstoesser
Comment:

update troubleshooting

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  • expansion/gw16130

    v19 v20  
    4949
    5050
    51 == Turning on Modem ==
     51== Turning on Modem *REQUIRED* ==
    5252
    5353An FTDI FT231XQ USB to UART Chip is used to communicate with the Iridium Satcom modem via its serial UART.
     
    104104}}}
    105105
    106 AT Commands via shell: (only works if there is one ftdi device being used in the system)
     106AT Commands via shell: (auto-magic device select script only works if there is one ftdi device being used in the system)
    107107{{{#!bash
    108108DEVICE=/dev/$(basename $(ls -d /sys/bus/usb/drivers/ftdi_sio/*/ttyUSB*))
     
    114114at "AT+GMR" # Revision details
    115115at "AT+GSN" # serial number (IEMI)
    116 at "AT+CSQ" # signal strength (0 to 5): '+CSQ:0'
     116at "AT+CSQ" # signal strength (0 to 5): '+CSQ:0' (where 5 is the best, as in 5 bars of service vs 0 bars of service
    117117}}}
    118118
     
    123123AT+SBDWT=Hello World #enter message as string
    124124AT+SBDIX # Send message
    125 +SBDIX: 0, 4, 0, 0, 0, 0 #Response saying it was successful
     125+SBDIX: 0, 4, 0, 0, 0, 0 #Response saying it was successful 
    126126}}}
    127   * To read more about the SBDIX response, read through one of the [https://www.google.com/search?q=iridium+9603+at+commands AT Command Documents]
    128 Troubleshooting:
    129  * If no AT commands are working, verify the modem is enabled using the FTDI CBUS GPIOs.
     127  * Typically the first number should be 0 for success. To read more about the SBDIX response, read through one of the [https://www.google.com/search?q=iridium+9603+at+commands AT Command Documents]
     128
     129== Troubleshooting ==
     130 * If no AT commands are working, verify the modem is enabled using the FTDI CBUS GPIOs as described in the Turning on Modem section on this wiki page.
     131 * Be sure the satellite antenna has a clear view of the sky, check the signal strength with the AT+CSQ
    130132
    131133