SILICON LABS DKBT Quick Start Guide

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SILICON LABS

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400 West Cesar Chavez

Austin, TX 78701 USA

QSG134: DKBT Bluetooth Dual Mode
Development Kit Quick Start Guide

Wednesday, 25 November 2020

STEPS 3 - 6

http://www.silabs.com/support

20oC UART

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Thank You for selecting Bluegiga

The DKBT Development Kit is meant to help you to get started and evaluate the Bluegiga Bluetooth

Dual Mode modules like the BT121-A. The DKBT also allows you to easily test the features of the
Bluetooth Dual Mode module and try out the example applications provided by Bluegiga and it can

also be used for prototyping user applications.

This Quick Start Guide provides instructions on how to test the built-in demo application pre­installed into the BT121-A module of your DKBT and points you to additional software and
documentation resources available for the BT121-A module and the DKBT.

Development Kit contents

• DKBT Main Board

• BT121-A Carrier Board

• Micro USB cable

Preparing the DKBT

Step 1 : Connect the Carrier Board to the Main Board.

Step 2 : Make sure all the three jumpers are in place.

Step 3 : Turn the SPI Display switch ON.

Step 4 : Turn the SPI Accelerometer switch OFF.

Step 5 : Turn the I2C Altimeter switch ON.

Step 6 : Turn the USB to UART Converter switch ON.

Step 7 : Install the AAA battery in to the holder.

Step 8: Turn the POWER switch to BAT position.

Verify:

• The power led next to the POWER switch

turns ON.

• The display turns on and displays the text shown

in the image on the right.

PAGE 1

• Printed Quick Start Guide and EULA

• 1.5V AAA battery

BT121-A Carrier Board

STEP 7

STEP 1

RESET

PAGE 4
STEP 4

DKBT Main Board

OFF ON

+ AAA 1,5 V battery -

Bluegiga BT121

TEMPERATURE

SENSOR

PAGE 2 / STEP 6

STEP 2

STEP 8

Learn more and get started with development

To learn more about the Bluetooth Dual Mode Modules and to try other demos and examples:

• Go to : www.silabs.com/register

• Create yourself an account and log in

http://www.silabs.com/products/wireless/bluetooth/bluetooth-smart-

Go to

•

modules/Pages/bt121-bluetooth-dual-mode-module.aspx

•

Download the Software Getting Started Guide to learn more about the Bluetooth Dual
Mode

• Download the Development Kit User Guide to learn more about the development kit

software, SDK, tools and other demo applications

• If you have any questions or need help contact our customer service at

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