Components Any ESP32-based board should work with the basic required components,
Required Components:
Component Purpose ESP32 Wroom-32U Gather WiFi data in 2.4 Ghz & BlueTooth SD Reader Store data that we can analyze with WiGLE / Python GPS Module Grab geolocation data + timestamp
Component Purpose
128x64 OLED
GND GPIO GND VCC GPIO 3V3 SCK GPIO 22 SDA GPIO 21
SD Reader Module
SD Reader Pin ESP32 GPIO 3V3 GPIO 3v3 CS GPIO 05 MOSI GPIO 23 CLK GPIO 18 MISO GPIO 19 GND GPIO GND
GPS Module
GPS Pin ESP32 VCC GPIO 3v3 TX GPIO2 16 RX GPIO0 17 GND GPIO GND