Analog Devices 82-000218-01 Bluetooth EZ-Extender Setup, Flash Memory Interface, Uart Interface

Figure 1-1shows the default jumper and switch settings, connector loca- tions, and LED used in installation. Confirm that your board is in the default configuration before using the board.

Bluetooth EZ-Extender Setup

It is important to set up all components of the system containing the Blue- tooth EZ-Extender and then apply power to the system. Power on your system after the Bluetooth EZ-Extender has been connected to the EZ-Board or EZ-KIT Lite. Do not install or remove the Bluetooth EZ-Extender when power is applied to the EZ-Board or EZ-KIT Lite.

Flash Memory Interface

The Bluetooth EZ-Extender is equipped with an I2C serial flash memory chip for data configuration. Flash memory is programmed by the factory. For more information, refer to “TWI Flash Address Configuration Jumper (JP1)” on page 2-6and “TWI Flash Write Protect Jumper (JP2)” on page 2-6.

UART Interface

The UART interface is used for general communication between the pro- cessor and WT12 Bluegiga Bluetooth module. The interface has a max baud rate of 3.0 Mbaud. Flow control is supported via SW1. Refer to “Configuration Switch” on page 2-3for more information.

1-4 Bluetooth EZ-Extender Manual