Nova Modem setup on Pi and using SMS capabilities

Activate hologram sim

Connect nova modem to pi

  • lsusb – should show modem detected as U-Blox device
  • miniterm.py – should show a number of u-blox tty devices
    • U-blox allows parallel execution of tasks.
  • Install the hologram library (wrapper over u-blox)
  • hologram modem -h
  • hologram modem type
  • hologram modem operator
  • hologram modem signal

Test cellular connectivity

  • ifconfig wlan0 down
    • bring down the wireless interface to ensure data is send over cellular
  • ping google.com
    • fails
  • hologram modem connect
  • ifconfig (should show ppp0)
  • ping google.com
    • succeeds
    • be cautious of data usage as connectivity is now over ppp over cellular
  • hologram modem disconnect
  • ifconfig wlan0 up

Test SMS

  • hologram send -h
  • hologram send –sms “message” –destination destination-number(use + format) –devicekey key
  • hologram receive –sms
    • waits for incoming messages

Using the hologram library

 

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