•iPad 3/4/mini/Air
Android 4.3 or above (4.4 recommended for stability) with Bluetooth 4.0 hardware support
•Nexus 4
•Nexus 7
• (please report any other Android devices supported)
Windows 8.1 with built-in Bluetooth 4.0 or USB dongle
Mac OSX 10.9.2 with built-in Bluetooth 4.0 or USB dongle
Linux with BlueZ 5.1 with built-in Bluetooth 4.0 or USB dongle
Features
• First BLE + Arduino board under Arduino AtHeart (http://arduino.cc/en/ArduinoAtHeart/HomePage)
program
• Works with Nordic Bluetooth Smart SDK for Arduino
(https://devzone.nordicsemi.com/index.php/arduino)
• Software development using Arduino IDE
• Over-the-Air download of sketch to Blend Micro (available soon)
• Supported by our free Android App (http://redbearlab.com/app/android) and iOS App
(http://redbearlab.com/app/ios)
Technical Specification
Microcontroller
Atmel ATmega32u4
(http://www.atmel.com/devices/atmega32u4.aspx)
Wireless Chip
Nordic nRF8001
(http://www.nordicsemi.com/eng/Products/Bluetooth-R-
low-energy/nRF8001)
Operating
Voltage
3.3V
Input Voltage
5V (USB)
3.3-12V (VIN)
Note: Use either one power source at a time.
Clock Speed 8MHz
Connectivity
Bluetooth 4.0 Low Energy
micro-USB
Serial (TX/RX)
I2C
SPI
Flash Memory 32KB (of which 4 KB used by bootloader)
SRAM 2.5KB
EEPROM 1KB
Dimensions 43.6 x 18.4 x 4.3mm (83 x 58 x 25mm with packaging)
Weight 4g (19g with packaging)
Power
Consumption
2mA (average - using Interrupt mode)
I/O Pins 24
Document
• Add-on for Arduino IDE (https://github.com/RedBearLab/Blend/releases)
• Get Nordic nRF8001 SDK for Arduino (https://github.com/NordicSemiconductor/ble-sdk-arduino)
• Get RBL nRF8001 Library (added some simple APIs) (https://github.com/RedBearLab/nRF8001)
• Download the signed driver here for Windows (includes up to Windows 8 PC)
(http://support.atmel.com/bin/customer.exe?=&action=viewKbEntry&id=1624)
