a simple monitor to test the signal of an LoRa APRS tracker

it shows the callsign and RSSI of received stations

HELTEC WiFi Lora 32(V2) Board

load the project with Arduino IDE

Board Definition: https://github.com/Heltec-Aaron-Lee/WiFi_Kit_series/releases/download/0.0.5/package_heltec_esp32_index.json

Board: WiFi LoRa 32(V2)

Region: EU433

U8g2 by Oliver (Graphics Library for Displays)

compile and flash into Heltec board, then watch the display:

Callsign min-RSSI actual-RSSI max-RSSI

the display can show up to 6 different callsigns, the last RXed callsign is highlighted