#pragma once #include // Functions that are unique to particular target types (esp32, bare, nrf52 etc...) // Enable/disable bluetooth. void setBluetoothEnable(bool enable); void getMacAddr(uint8_t *dmac); // Fill deviceId (a caller-zeroed 16-byte buffer) with a stable silicon/factory id; return true, or // false (buffer untouched) if none exists here. Writes only leading bytes. Per-arch: src/platform//. bool getDeviceId(uint8_t *deviceId);