This is a user's guide for the BGB203 Bluetooth 2.0 Serial Port Profile Module, which describes the features and characteristics of the module.
The Philips BGB203 module provides a Bluetooth 2.0 Serial Port Profile (SPP) solution that can be controlled via a UART interface. The firmware implements the full Bluetooth stack (including RF, L2CAP, RFCOMM, SPP and GAP) and offers configurable UART parameters, RS‑232 signal support and low‑power modes.
The guide describes the command interface, physical connections, Bluetooth functionality, test modes, power‑saving features and the radio calibration procedure required to achieve optimal performance in a product design.
| Bluetooth version | 1.2 |
|---|---|
| UART baud rate | Configurable |
| RS‑232 signals supported | CD, RI, DTR, DSR (with flow control) |
| Flow control | RTS/CTS |
| Low‑power mode | Sleep mode (micro‑amp level) |
The module supports three security modes: no security, authentication required, and encryption required.