ESP32-Paxcounter
Wifi & BLE driven passenger flow metering with cheap ESP32 boards
... don't need to track people-owned devices if you just want to count them. Therefore, Paxcounter does not persistently store MAC addresses and does no kind of fingerprinting the scanned devices. Data can either be stored on a local SD-card, transferred to the cloud using LoRaWAN network or MQTT over TCP/IP, or transmitted to localhost using serial (SPI) interface. LED Matrix display (similar to this 64x16 model, can be ordered on Aliexpress). SD-card (see section SD-card here) for logging pax data.