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

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• NOW WE HAVE A MENU (just pushing the central button IO38)
  • Saving, Reading and Deleting Messages.
  • Asking Weather Report
  • Listening to other Trackers arround.
• 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 Number of New Messages Received.
• 5th line of the OLED SCREEN shows Recent Heard Trackers/Station/iGates Tx.

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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 0 (back to the Tracker Screen).

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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.

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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.

• https://github.com/aprs434/lora.tracker
• https://github.com/lora-aprs/LoRa_APRS_Tracker
• https://github.com/Mane76/LoRa_APRS_Tracker

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