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unrznbl, 03/04/2020 03:38 PM

Accelerate3g5 -- unrznbl


Just one: <>.

I camp on freenode IRC #osmocom so feel free to get on there and ask a question. Might take a day or two for someone to reply but if you stay on they usually will answer.


  • Help with documentation, testing, troubleshooting via email/irc.
  • Research and develop 3G baseband on mediatek chips
  • Test postmarketos/ofono on Moto E (surnia) and LG Nexus 5 (hammerhead)
  • Play around with qualcomm quectel modules


  • debian linux
  • EC20 module
  • iPhone 4
  • various other 3G+ phones to test with
  • ZTE Obsidian phone - MT6735 - GSM, UMTS, GPRS, HSPA+, HSUPA, TD-SCDMA, EVDO, LTE Cat 4 (based on


  • 03/04/2020
    • restarting my efforts to use this setup. Working on a raspberry pi with packages to setup 3g network for
    • wireless connectivity between a kindle DX and other devices in the home
    • testing sms/mms/group/image/attachements with my hack for command line support in termux android app:
      • will need to find something for MMS on the backend
    • hope to have 2-3 devices working with linux/ofono/postmarketos to test with
      • hammerhead
      • surnia (MSM8916 supports mainline but needs device support)
      • Alcatel Go Flip (4044W, MSM8909), will work on after surnia mainline is done
    • haven't even worked on 2G mediatek baseband/re lately so will tackle that FIRST before getting into 3G
  • 10/31/2018 - rebuilt all NITB sources, configured DHCP, NTPD, got ip.access nano3g connected to nitb laptop and able to register phones on network. sms/calls don't work yet. Phones get kicked off periodically.
  • 04/19/2017 - built all required projects with a few warnings and details
  • TODO - take build notes and suggest changes in docs, fix warnings in builds?
  • TODO - finish setting up and run the network
  • TODO - test voice, text, data
  • TODO - leverage fernly mediatek bootloader and various mediatek baseband sources to create 3G baseband, osmocom-bb?
  • TODO - setup EC20 modules and test

Code (can boot a simple firmware that only spits out a bit of data on the USB serial port on fernvale)

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Updated by unrznbl almost 4 years ago · 5 revisions

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