Changes between Version 6 and Version 7 of expansion/gw16130


Ignore:
Timestamp:
04/23/2019 03:25:35 PM (6 years ago)
Author:
Ron Eisworth
Comment:

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  • expansion/gw16130

    v6 v7  
    44GW16130 = GW16127 Mini-PCIe carrier + Iridium 9603 modem module
    55
    6 Iridium 9602/9603 SBD (short burst data) modem is capable of transmitting ASCII or Binary messages in packets of up to 340 bytes, and receiving packets of up to 270 bytes.
     6Iridium 9603 SBD (short burst data) modem is capable of transmitting ASCII or Binary messages in packets of up to 340 bytes, and receiving packets of up to 270 bytes.
    77
    88== Modem Activation ==
    99
    10 Modems need to be activated via an approved Iridium carrier / provider.
     10Modems need to be activated using an approved Iridium carrier/provider.
    1111
    1212During the activation, the modem is configured for the destination of the messages:
    … …  
    3535== Turning on Modem ==
    3636
    37 An FTDI FT231XQ USB UART Chip is used to communicate with the Iridium Satcom modem via its UART.
     37An FTDI FT231XQ USB to UART Chip is used to communicate with the Iridium Satcom modem via its serial UART.
    3838
    3939The FTDI GPIO pins control the modem:
    … …  
    5757
    5858== Modem AT Commands
    59 The Iridium SBD modems communicate via AT commands over a UART (default 19200 baud)
     59The Iridium SBD modems communicate via AT commands over the UART (default 19200 baud).
    6060
    61 AT Commands via picocom: (only works if there is one ftdi device being used)
     61In a Linux system the UART mapping is dynamic. See the following for examples on determining the correct port mapping. Note these commands only work if there is a single FTDI device in the system.
     62
     63AT Commands via picocom: (only works if there is one ftdi device being used in the system)
    6264{{{#!bash
    6365DEVICE=/dev/$(basename $(ls -d /sys/bus/usb/drivers/ftdi_sio/*/ttyUSB*))
    … …  
    6567}}}
    6668
    67 AT Commands via shell: (only works if there is one ftdi device being used)
     69AT Commands via shell: (only works if there is one ftdi device being used in the system)
    6870{{{#!bash
    6971DEVICE=/dev/$(basename $(ls -d /sys/bus/usb/drivers/ftdi_sio/*/ttyUSB*))