The Bluetooth module wants 3.3v logic levels so that is taken into account. The image above shows a buffer chip doing the conversion, but the Fritzing schematic on the post uses a voltage divider.

The second-gen Premium Bluetooth Keyless Entry module adds an extra layer of security and control to unlocking your car with your phone.

We’re pleased then to see the work of [ElectroBoy], who has combined something of both approaches by reverse engineering the pinout of a Chinese Bluetooth audio chip with minimal datasheet, and ...

Renesas introduces the RX23W module with full Bluetooth Low Energy support for system and wireless communications control on IoT endpoint devices.

VANCOUVER, British Columbia — Quectel Wireless Solutions, a global IoT solutions provider, has launched its latest Quectel FCM360W Wi-Fi and Bluetooth module, combining a high-performance processor ...

Cloud2GND and Ezurio (formerly Laird Connectivity) have announced the Aurawave AW100 series modules designed to simplify the ...