2479 Adafruit

Introducing the Adafruit Bluefruit LE UART Friend Created by Kevin Townsend Last updated on 2019-01-16 05:24:35 AM UTCGuide Contents Guide Contents 2 Introduction 8 So it s a Fancy Pants Wireless UART Adapter 9 Download our free Android/iOS app and you re ready to rock 9 You can do a lot more too 10 Why Use Adafruit s Module 10 Technical Specifications 10 Pinouts 12 Power Pins 12 UART Pins 12 Other Pins 12 Reverse Side Breakouts 13 Assembly 14 Prepare the header strip: 14 Add the breakout board: 15 And Solder 16 Wiring 18 Wiring for Arduino Uno 18 Wiring for an Arduino MEGA 18 Not Connecting Try a Power Cycle 19 Wiring for an FTDI Cable 20 Factory Reset 22 Factory Reset via DFU Pin 22 FactoryReset Sample Sketch 22 AT+FACTORYRESET 23 Factory Reset via FCTR Test Pad 23 DFU Updates 25 Adafruit Bluefruit LE Connect 25 Current Measurements 26 Test Conditions 26 Fast Advertising Mode 26 Slow Advertising Mode 26 Connected Mode (UART) 27 Software 28 Configuration 29 Which board do you have 29 Bluefruit Micro or Feather 32u4 Bluefruit 29 Feather M0 Bluefruit LE 30 Bluefruit LE SPI Friend 30 Bluefruit LE UART Friend or Flora BLE 31 Configure the Pins Used 31 Common settings: 32 Software UART 32 Hardware UART 32 Adafruit Industries