LoRa_APRS_iGate

CA2RXU LoRa APRS iGate/Digipeater

This firmware is for using ESP32 based boards with LoRa Modules and GPS to live in the APRS world.

(This iGate Firmware works with all LoRa Tracker Firmwares (specially this LoRa APRS Tracker Firmware))

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WEB FLASHER/INSTALLER

LoRa APRS iGate CA2RXU Firmware Manual

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You can support this project to continue to grow:

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SUPPORTED BOARDS (Buying links).

(NOTE: all boards with 433-868-915 MHz versions)

• TTGO Lilygo LoRa32 T3S3 V1.2 and LoRa32 V2.1 (V1.6 is the same).

• TTGO T-Beam V1.0 , V1.1, V1.2 (also variations with SX1262 and SX1268 LoRa Modules) and Supreme V3.

• T-Deck Plus (and also regular T-Deck with/without GPS).

• HELTEC V2, V3, V3.2, T114, Wireless Stick, Wireless Stick Lite V3/V3.2, HT-CT62, Wireless Tracker, Wireless Paper.

• RAK Wireless 4631 + 19007(or 19003)

• Faketec V3 (NRF52840 + Heltec HTRA62(SX1262))

• QRP Labs LightGateway 1.0 and Plus 1.0.

• ESP32 + SX1278 LoRa Module or Ebyte 400M30S (or 900M30S) 1W LoRa Module for a DIY Versions.

• ESP32C3 + Ebyte 400M30S(or 900M30S) 1W LoRa Module for another DIY version.

• ESP32 + 4G/LTE A7670 Modem + SX1278 DIY Version.

• Wemos Lolin32 Oled + SX1278 DIY Version.

Timeline (Versions):

• 2025-10-15 APRS Bridge for TNC added.
• 2025-10-13 Rx and Tx Frequencies are now with fully configurable.
• 2025-10-13 Startup Delay to allow the Router/Modem to start WiFiAP before connecting.
• 2025-10-12 Choose to send Beacon on Rx or Tx frequency.
• 2025-10-11 User defined NTP server and send beacon over MQTT added.
• 2025-10-10 Converted the Wiki into a PDF manual.
• 2025-09-26 Heltec Wireless Bridge support added.
• 2025-09-09 MQTT added (pub+sub), Status defined by Op now and many fixes more.
• 2025-06-20 Digipeaters now with updated EcoMode (Board Sleeps until packet Rx reducing current consumption to almost 10% at idle).
• 2025-06-20 New Boards Added: Heltec T114 MeshNode, Faketec V3 as Digipeaters and QRP Labs LightGateway Plus 1.0.
• 2025-06-19 DateVersion format Change. Licence changed into GNU GPLv3.
• 2025.03.20 Manager List added to enable/disable DigiEcoMode and Tx Control. Thanks LB5JJ.
• 2025.03.03 T-Beam Supreme board added and more BlackList rules added.
• 2025.02.28 Heltec Wireless Paper with Epaper working. Thanks SzymonPriv for pointing to the right library.
• 2025.02.25 Objects Rules update, GPS Boards: Satellites on Screen, Wx Height Correction from GPS Data.
• 2025.01.22 Added LILYGO T-DECK PLUS (and DIY+GPS version) board support.
• 2025.01.11 Added HELTEC V3.2 board support.
• 2025.01.07 TROY_LoRa_APRS board added. GMT in quarter hour fix and Beacon fix for TNC.
• 2025.01.02 Callsign Black List added.
• 2024.12.30 Fixed missing validation for correct Digipeater mode when not connected to APRS-IS.
• 2024.12.06 APRS-IS connnection and passcode validation added.
• 2024.11.06 (Silent Update) Working now with Board “VARIANTS”.
• 2024.10.29 Added LILYGO Lora32 T3S3 support.
• 2024.10.25 Added QRP Labs LightGateway 1.0 support.
• 2024.10.21 Boards with GPS can now send Real-GPS Beacon (also posible: GPS ambiguity of ~ 1 km).
• 2024.10.14 Received Packets in WebUI show real Local Time (NTP with GMT offset).
• 2024.10.08 New EcoMode for Remote Digipeaters without WiFi/WiFiAP, Screen, Leds (Example: LILYGO LoRa32 uses only 24mA, with WifiAP 150mA). APRS Message/Queries can start/stop this mode too.
• 2024.10.06 Cross Frequency Digipeater Rules added.
• 2024.09.23 Libraries Update for SDK3
• 2024.09.23 Added Enconded Telemetry for Battery (+ External Voltage) in Station GPS Beacon Packet.
• 2024.08.23 Wemos S2 Mini DIY LoRa added.
• 2024.08.19 HELTEC Wireless Paper working (still missing Epaper code).
• 2024.08.13 Web Authentication for WebUI. Thanks Mitja S57PNX.
• 2024.08.05 WIDE2-n added to WIDE1-n in Digipeater Modes.
• 2024.06.27 External Voltage Divider Resistor configuration on WebUI. Thanks Tilen S54B.
• 2024.06.26 Personal Note information on WebUI for the Station. Thanks Tilen S54B.
• 2024.06.24 Callsign Validation fix. Thanks Helge SA7SKY.
• 2024.06.21 Tx packets coming from APRS-IS are (now) formatted into 3rd Party (as they should have been since the beginning). Thanks Lynn KJ4ERJ and Geoffrey F4FXL.
• 2024.06.18 All boards with 433 / 868 / 915 MHz versions.
• 2024.06.10 ESP32C3 + 1W LoRa Module (E22 400M30S) support added.
• 2024.06.09 Si7021 module added (with autodetected I2C Address)
• 2024.06.08 Callsign Validation for all Station that iGate/Digi hears.
• 2024.05.27 Battery Monitor for internal and External Voltages (to make board sleep and avoid low discharge of batterys) T-Beam boards now with Battery readings as well.
• 2024.05.23 Forced Reboot Mode added.
• 2024.05.22 Experimental backup-Digipeater-Mode when “only” iGate mode loses WiFi connection added.
• 2024.05.20 WebConfig update to control whether Messages and Objects should be Tx to RF.
• 2024.05.17 HELTEC Wireless Stick Lite v3 support added.
• 2024.05.14 BME modules will be autodetected (I2C Address and if it is BME280/BMP280/BME680).
• 2024.05.13 PacketBuffer for Rx (25 Seg).
• 2024.05.11 HELTEC Wireless Tracker support added.
• 2024.04.23 T-LoRa32 v1.6/v2.1 with 915MHz support added.
• 2024.04.23 ESP32 + 4G/LTE MODEM A7670SA + LoRa (SX1278) support added.
• 2024.04.22 Wemos Lolin32 OLED DIY LoRa support added .
• 2024.04.21 WEB INSTALLER (thanks Damian SQ2CPA).
• 2024.04.20 New Output Buffer process: no more packets lost.
• 2024.04.13 Received Packets added on WebUI.
• 2024.04.09 iGate/Digipeater own GPS beacon is encoded (Base91) now.
• 2024.03.18 OE5HWN MeshCom board support added.
• 2024.02.25 New Web Configuration UI with WiFi AP (thanks Damian SQ2CPA).
• 2023.01.28 Updated to ElegantOTA v.3 (AsyncElegantOTA was deprecated).
• 2024.01.19 TextSerialOutputForApp added to get text from Serial-Output over USB into PC for PinPoint App (https://www.pinpointaprs.com) and APRSIS32 App (http://aprsisce.wikidot.com)
• 2024.01.12 Added iGate Mode to also repeat packets (like a iGate+Digipeater) in stationMode 2 and 5.
• 2024.01.11 Added iGate Mode to enable APRS-IS and LoRa beacon report at the same time.
• 2024.01.05 Lilygo TTGO T-Beam V1, V1.2, V1 + SX1268, V1.2 + SX1262 support added.
• 2024.01.02 EByte 400M30S 1 Watt LoRa module for DIY ESP32 iGate support added.
• 2023.12.27 HELTEC V3 board support added. Thanks Luc ON2ON.
• 2023.12.26 BME680 module support added.
• 2023.12.07 MIC-E process and Syslog added.
• 2023.12.06 HELTEC V2 board support added.
• 2023.11.26 Small correction to enable Syslog in stationMode5.
• 2023.10.09 Added “WIDE1-1” to Tx packets from iGate to be repeated by Digipeaters.
• 2023.10.09 BMP280 module support added.
• 2023.08.20 Added External Voltage Measurement (Max 15V!)
• 2023.08.05 Ground Height Correction for Pressure readings added.
• 2023.07.31 StationMode5 added: iGate when WiFi and APRS available, Digipeater when not.
• 2023.07.16 Small OTA, BME module update.
• 2023.07.05 Adding monitor info of Battery connected.
• 2023.06.18 Info on Oled Screen mayor update, added RSSI and Distance to Listened Station.
• 2023.06.17 BME280 Module (Temperature, Humidity, Pressure) support added.
• 2023.06.12 Syslog added.
• 2023.06.10 OTA update support for Firmware and Filesystem.
• 2023.06.08 Adding Digipeater Functions.
• 2023.06.06 Full repack of Code and adding enableTx only for Ham Ops.
• 2023.05.23 Processing Query’s from RF/LoRa or APRS-IS (Send “Help” Message to test).
• 2023.05.19 Saving Last-Heard Stations for validating Tx Responses.
• 2023.05.12 Tx Packet from APRS-IS to LoRa-RF Correction.
• 2023.03.01 Tx Packet from APRS-IS to nearby LoRa Stations.
• 2023.02.17 Receiving Feed from APRS-IS.
• 2023.02.10 First Beta (receiving LoRa Beacon/Packets and uploading to APRS-IS).

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Hope You Enjoy this, 73! CA2RXU, Valparaiso, Chile

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