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UM2226
User manual
Getting started with the STEVAL-BTDP2 USB dongle
Introduction
®
The STEVAL-BTDP2 evaluation board (dongle) has an embedded Bluetooth
class SPBT3.0DP2
module and includes a USB connector. The USB connector allows PC access to the Bluetooth module
and supplies power to the dongle.
The STEVAL-BTDP2 allows testing and working with the SPBT3.0DP2 module, so users can familiarize
a
themselves with the firmware and create Bluetooth links with simple AT commands.
Figure 1: STEVAL-BTDP2 evaluation board
a
The AT command list is detailed in user manual UM2077 on www.st.com
June 2017
DocID030634 Rev 1
1/15
www.st.com
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Summary of Contents for ST STEVAL-BTDP2
- Page 1 USB connector. The USB connector allows PC access to the Bluetooth module and supplies power to the dongle. The STEVAL-BTDP2 allows testing and working with the SPBT3.0DP2 module, so users can familiarize themselves with the firmware and create Bluetooth links with simple AT commands.
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Page 2: Table Of Contents
Contents UM2226 Contents Overview ..................4 Getting started ................. 5 Installing the drivers on host PC ............5 Two dongle communication .............. 7 2.2.1 Connection procedure ................ 8 Revision history ................11 Appendix A USB driver installation..........12 2/15 DocID030634 Rev 1... - Page 3 UM2226 List of figures List of figures Figure 1: STEVAL-BTDP2 evaluation board ....................1 Figure 3: USB drive installation first and second step ................5 Figure 4: Wizard installation - first step ....................... 5 Figure 5: Wizard installation - second step ....................6 Figure 6: Wizard installation third step ......................
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Page 4: Overview
RoHS compliant The default settings are: UART: 115200 baud rate, no parity, 1 stop bit, 8 data bits Local name: "ST BTC3.0 Module" Profile: SPP (serial port profile) Deep sleep: disabled Page and inquiry scan: 1.28 s interval, 11 ms duration ... -
Page 5: Getting Started
- select Yes, this time only to locate the drivers from the Microsoft website - click Next to confirm the installation of the identified STEVAL-BTDP2 USB to UART controller and virtual COM port driver Figure 3: Wizard installation - first step... - Page 6 ® Open the Windows device manager application to verify correct installation and check which COM port is assigned to the STEVAL-BTDP2 Bluetooth serial device .The STEVAL-BTDP2 is usually assigned the same virtual COM port each time it is inserted (unless there are other virtual COM devices altering port assignments).
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Page 7: Two Dongle Communication
UM2226 Getting started - check that two device drivers for the STEVAL-BTDP2 Bluetooth are shown here. Figure 7: Windows device manager The CP2102 chip ensures standard UART serial communication from the computer via the universal serial bus and interfaces directly with the Bluetooth module in the Bluetooth serial adapter. -
Page 8: Connection Procedure
Getting started UM2226 2.2.1 Connection procedure The dongles used in the connection have separate BD addresses. In our example they are 0080e1f00001 (dongle2) and 0080e1f00002 (dongle2). Two dongle connection procedure Step 1 Plug each dongle into a PC using the USB connector Step 2 ... - Page 9 UM2226 Getting started Figure 11: Port parameters Step 3 From the menu file set the AT command connection properties. Figure 12: Connection properties setup The dongle is ready to use. DocID030634 Rev 1 9/15...
- Page 10 Getting started UM2226 Step 4 Press the reset switch on the dongle: on the screen, the prompt followed by the module Bluetooth address should appear: Figure 13: AT command prompt Figure 14: BDAddress dongle1, dongle2 The user can now operate the dongle through the AT commands. 10/15 DocID030634 Rev 1...
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Page 11: Revision History
UM2226 Revision history Revision history Table 1: Document revision history Date Version Changes 05-Jun-2017 Initial release. DocID030634 Rev 1 11/15... -
Page 12: Appendix Ausb Driver Installation
UM2226 Appendix A USB driver installation If USB driver wizard installation fails, the dongle can be installed using the driver available on the silicon lab website at https://www.silabs.com/products/mcu/Pages/USBtoUARTBridgeVCPDrivers.aspx Insert the dongle into a USB port on the PC and follow the sequence shown in the images below. - Page 13 UM2226 Figure 17: Wizard installation - 1 Figure 18: Wizard installation - 2 Figure 19: Wizard installation - 3 DocID030634 Rev 1 13/15...
- Page 14 UM2226 Figure 20: Wizard installation terminated Figure 21: Installation completed The USB driver installation is now complete 14/15 DocID030634 Rev 1...
- Page 15 ST products and/or to this document at any time without notice. Purchasers should obtain the latest relevant information on ST products before placing orders. ST products are sold pursuant to ST’s terms and conditions of sale in place at the time of order acknowledgement.
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