mpbraendli / LoRa_APRS_Tracker

LoRa APRS Tracker with Tx and Rx capabilities, receiving APRS Messages and more...

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Richonguzman / CD2RXU LoRa APRS Tracker/Station

(Firmware for Tx and Rx !!!)

NOTE: To take advantage of Tx/Rx capabilities you should have an Tx/R x LoRa iGate (near you) like:

https://github.com/richonguzman/LoRa_APRS_iGate


  • NOW WE HAVE A MENU (just pushing the central button IO38)
    • Saving, Reading and Deleting Messages.
    • Asking Weather Report
    • Listening to other Trackers arround.
    • Changing Display Eco Mode (turn off after 4 seg).
  • Processor from 240Mhz to 80MHz to save almost 20% power consumption (from ~ 100mA to almost ~80mA) (Thanks Mane76).
  • All GPS beacons/packet are encoded for less time on RF/LoRa Tx.
  • 4th line of the OLED SCREEN shows Altitude+Speed+Course or Number of New Messages Received.
  • 5th line of the OLED SCREEN shows Recent Heard Trackers/Station/iGates Tx.

INSTRUCTIONS:

  • (1). Change Callsign, Symbol and Comment on /data/tracker_config.json
  • (2). Upload this changes via Platformio --> Upload Filesystem Image (to your TTGO Board)
  • (3). Build and Upload the Firmware with Platformio in VSCODE

MENU EXPLANATION

on the Tracker Screen/Menu 0:

  • 1 short press/push = Forced GPS Beacon Tx
  • 1 long press/push = Change between three Callsigns saved on "/data/tracker.json".
  • 2 short press/pushes = Menu 1 (where you cand read Messages)

on the Menu 1:

  • 1 short press/push = Read Received Messages saved on internal Memory.
  • 1 long press/push = Delete all Messages from internal Memory.
  • 2 short press/pushes = Menu 2 (where you cand ask for Weather Report and more).

on the Menu 2:

  • 1 short press/push = Ask for Weather Report (WX report will arrive in seconds).
  • 1 long press/push = Listen to other Trackers and show distance and course to them.
  • 2 short press/pushes = Menu 3 (where you cand change Display Eco Mode and more).

on the Menu 3:

  • 1 short press/push = NOTHING YET... (any ideas?).
  • 1 long press/push = Change Display Eco Mode (Turn off after 4 seg).
  • 2 short press/pushes = Menu 0 (back to the Tracker Screen).

Timeline (Versions):

  • 2023.04.16 Sending and Receiving LoRa Packets.
  • 2023.05.12 Saving Messages to Internal Memory.
  • 2023.05.14 Adding Menu.
  • 2023.05.21 Adding Last-Heard LoRa Stations/Trackers
  • 2023.05.27 Adding Altitude + Speed or Course + Speed in the encoded GPS info.
  • 2023.05.29 New Config file for adding more new ideas to the Tracker.
  • 2023.06.01 Adding Turn Slope calculations for Smart Beacon and Display Eco Mode.
  • 2023.06.20 Major Code Repacking.
  • 2023.06.23 Return to from any Menu number to Main Menu (Tracker) after 30 segs.
  • 2023.06.24 displayEcoMode=true doesn't turn the screen off at boot.
  • 2023.06.25 Sends comment after X count of beacons.
  • 2023.06.26 Weather Report now stays until button pressed, to avoid missing it.
  • 2023.07.01 Added Support for new T-Beam AXP2101 v1.2 Board.
  • 2023.07.16 New Icons for Oled Screen (Runner, Car, Jeep)
  • 2023.07.18 Add Support for triggering PTT to external amplifier.
  • 2023.07.24 New Validation for Callsings, Overlay change and New Icons (Bike, Motorcycle).
  • 2023.08.05 New Support for SH1106 Oled Screen (0,96" and 1.3")

This code was based on the work by OE5BPA LoRa Tracker, Serge Y. Stroobandt, ON4AA in the byte-saving part of the APRS 434 firmware and Manfred DC2MH (Mane76) with the mods for multiple Callsigns and processor speed.


Hope You Enjoy this, 73 !! CD2RXU , Valparaiso, Chile

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LoRa APRS Tracker with Tx and Rx capabilities, receiving APRS Messages and more...

License:MIT License


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