Open-source 24-gate bee entrance counter built around XIAO ESP32-C6, 48 reflective IR sensors and MCP23017 I/O expanders. Counts inbound/outbound traffic and reports totals to HiveHub over BLE/GATT; includes KiCad PCB and firmware.
iot esp32 pcb bluetooth-low-energy beehive bee-counter kicad open-source-hardware mcp23017 beekeeping infrared-sensors beehive-monitoring ble-gatt hivehub esp32-c6 bee-traffic
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Updated
Aug 24, 2026 - C++