Quick Blue

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Crownhill's pioneering product for quick and easy Bluetooth integration. QuickBlue™ Link a fully transparent serial to Bluetooth data link. QuickBlue™ Link easily adds Bluetooth to your product without the need for Bluetooth design. The module contains full RF circuit including integral antenna utilising the CSR chipset fully qualified as a Bluetooth component and PIC™ microcontroller providing a simple to use, plug-in module with serial interface to the host application. Once installed, the module can interface to standard Bluetooth devices, e.g. Laptop computers, PDA’s, Mobile phones etc. Operating in slave mode, it initializes itself and waits for a remote device to connect.


  • Out of the box operation serial data link - No configuration required
  • Pairs with Bluetooth devices (e.g. PDA’s, PC’s, Phones) as master or slave
  • Baud rates 9600 to 115K baud
  • Hardware flow control or no flow control
  • Bluetooth PIN code and encryption preset
  • Bluetooth error correction layer
  • Class I Bluetooth radio, upto 100m range
  • Integral antenna


  • Direct access to PDA’s, Laptops, Mobile Phones
  • Cable replacement
  • Enables Bluetooth device control
  • Process Control
  • Robotics


We are now providing the Source Code from the QuickBlue Developer Edition for free. Get it here


Top 10 reasons to use Crownhill's QuickBlue™ products

  • Quick and simple integration - We make Bluetooth work for you!
  • Faster and cheaper. Profit by selling wireless products next week instead of next quarter.
  • Complete subsystem. Includes CPU, radio, antenna, & firmware on one easy to use module.
  • High quality manufacturing.
  • Superior CSR based design for consistant performance.
  • Qualified Bluetooth component.
  • Custom firmware modifications are fast and inexpensive.
  • serial data to 115k
  • High-performance PIC™ Microcontroller onboard available for end-user custom applications.
  • Lots of general purpose I/O data lines provide great flexibility and utility.
  • Technical Support Forum for PIC™ BASIC Developers.