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25 EXPANDER

Geo edited this page Aug 5, 2026 · 1 revision

EXPANDER

bus_pirate_exp

https://github.com/geo-tp/ESP32-Bus-Expander

The EXPANDER mode allows the Bit Pirate to communicate with an external ESP32 Bus Expander device.

The expander acts as a radio coprocessor, extending the capabilities of the main Bit Pirate firmware, notably by adding 5 GHz Wi-Fi support.

⚡ Flash it

Use the ESP32 Bit Pirate WebFlasher and select ESP32 Bus Expander (ESP32-C5, at least 4MB flash, no PSRAM needed).

Once it's done, you can connect the ESP32 Bus Expander (RX9/TX10) to the ESP32 Bit Pirate.

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