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Ezurio BTM41 Series Quick Start Manual

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BTM411 Development Kit SPP
BTM41x Series
Quick Start Guide
1.1
Introduction
This quick start guide will demonstrate using the BTM411 in Serial Port Profile role to exchange serial data with a Windows XP computer equipped
with a BRBLU03 USB Dongle.
Figure 1: Serial Port Profile Communication
1.2
Requirements
BTM411 Development Board
BRBLU030-010A0 USB Bluetooth Dongle
USB Cable (A-B)
Windows XP SP3 Computer
Terminal Software such as Ezurio terminal
FTDI Driver
The development board USB socket provides both power and serial communications with the module. Ezurio provide a specialized terminal
program called Ezurio terminal but you can use your preferred terminal program in its place. This example uses the Microsoft Bluetooth stack and
software that comes with Windows XP SP and later. If your computer already has a different Bluetooth stack and software installed, such as
Widcomm or Toshiba, you may need to disable or remove it before continuing. Alternative you can modify the computer aspect of the procedure
below to match your existing stack and use the computers built in Bluetooth instead of the BRBLU0300-010A0.
1.3
Module Setup
Install the FTDI VCP drivers if not already installed.
Install your preferred terminal program if not already installed, we recommend using Ezurio terminal.
Connect the USB cable to the computer and development board, ensuring the switch on the development board is set to USB. Windows
should find and install the development board as new hardware.
Identify the virtual COM port used by the development board using device manager on a Windows computer.
Open your terminal program and select the virtual COM port (9600 8N1) identified in step 4.
Check you can communicate by sending the command "AT", which returns "OK".
Send the commands as in the screenshot below to configure the BTM411.
https://www.ezurio.com/
1
BTM411 Development Kit SPP
Quick Start Guide
© Copyright 2025 Ezurio
All Rights Reserved
v1.0

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Summary of Contents for Ezurio BTM41 Series

  • Page 1 The development board USB socket provides both power and serial communications with the module. Ezurio provide a specialized terminal program called Ezurio terminal but you can use your preferred terminal program in its place. This example uses the Microsoft Bluetooth stack and software that comes with Windows XP SP and later.
  • Page 2 The BTM411 is now ready to be discovered by your computer. Right click on the Bluetooth icon in the tool tray in the bottom right of the screen and select add a Bluetooth Device. https://www.ezurio.com/ © Copyright 2025 Ezurio All Rights Reserved...
  • Page 3 To connect to the BTM411 from the PC open a second instance of Ezurio terminal using the outgoing computer com port noted in the previous step. In the example below the left hand Ezurio Terminal is connected to the module and the right hand Ezurio Terminal is connected to Com 18 on the PC.
  • Page 4 UUID, where “1101” is serial port profile. The “<” indicates an incoming connection. A transparent data connection is now present, any text entered into one Ezurio Terminal will appear I the other having been transmitted over the Bluetooth link between the BTM411 modules.

This manual is also suitable for:

Btm411