DM164146 Microchip

BM71-XPro BM70/71 XPro User s Guide Introduction The BM71-XPro board is a hardware platform designed to evaluate and test the capabilities of the BM71 Bluetooth RF module. The BM71-XPro board provides multiple options for rapid prototyping and developing applications. The board is supported by Atmel Studio, an integrated development platform, which provides predefined applications and examples. Features USB-UART Bridge (MCP2200) for Host PC Operation On Board 3.3V LDO for Power Regulation On Board SPI Flash for Storing Firmware Images (DFU OTA) Test Point for GPIO Pin (P1 3) Reset Push Button DIP Switch to Control: BM71 operation mode LED GPIO pin Passive RC Filters for PWM and ADC Inputs Atmel Studio (ASF3), to Provide Predefined Application Examples XPRO Extension Header Header Pins for Current Measurement Two Power Sources: Micro USB XPRO Connector DS50002891A-page 1 2019 Microchip Technology Inc. BM71-XPro Table of Contents Introduction.....................................................................................................................................................1 Features......................................................................................................................................................... 1 1. Kit Contents.............................................................................................................................................3 1.1. Reference Documentation............................................................................................................3 2. Hardware Features................................................................................................................................. 4 2.1. Power Supply............................................................................................................................... 4 2.2. USB-UART Bridge........................................................................................................................4 2.3. XPRO Connector..........................................................................................................................4 2.4. DIP Switch....................................................................................................................................5 2.5. Reset Switch................................................................................................................................ 5 2.6. Current Measurement Header......................................................................................................5 2.7. On-board SPI Flash......................................................................................................................5 3. Module Configuration..............................................................................................................................7 3.1. Connecting the BM71 XPRO to MBD App in Auto Mode.............................................................7 3.2. Configuring the BM71 Module to Operate in Manual Mode (Host PC)...................................... 10 3.3. Connecting the BM71-XPro to MBD App in Manual Mode (Host PC)........................................14 3.4. Using the BM70/71 MCU drivers................................................................................................23 4. Appendix A. Updating the BM71 Module Firmware.............................................................................. 27 5. Appendix B. Schematics and Bill of Materials.......................................................................................28 6. Agency Certification.............................................................................................................................. 33 6.1. Europe........................................................................................................................................33 7. Document Revision History...................................................................................................................34 The Microchip Website.................................................................................................................................35 Product Change Notification Service............................................................................................................35 Customer Support........................................................................................................................................ 35 Microchip Devices Code Protection Feature................................................................................................35 Legal Notice................................................................................................................................................. 35 Trademarks.................................................................................................................................................. 36 Quality Management System....................................................................................................................... 36 Worldwide Sales and Service.......................................................................................................................37 DS50002891A-page 2 2019 Microchip Technology Inc.