DFROBOT Romeo BLE Robot Control Board with Bluetooth 40 for Arduino

INTRODUCTION The Romeo BLE is a new member of Romeo Family. This robot controller inherits all functions of Romeo all-in-one controller, the Romeo BLE has integrated bluetooth 4.0, it is the first time to give a robot control board the power of easy set up. Thanks to the bluetooth 4.0, the Romeo BLE supports uploading sketch wireless which means you do not need to plug a cable to upload new code. Just need a USB Bluno Link adapter, the Romeo Ble is ready to be updated through the Air which is so convenient for robot application. With Romeo BLE, all DFRobot's mobile platforms and robots can now be played with iOS devices by APP "GoBle". Also, the Romeo BLE supports Visual Programming APP (WhenDo). SPECIFICATION Microcontroller: ATmega328P Bootloader: UNO On-board BLE chip: TI CC2540 Transmission range: 70m in free space Support bluetooth remote update the program Support Bluetooth HID Support iBeacons Support AT command to config the BLE Support transparent communication through Serial Support the master-salve machine switch Support usb update BLE chip program 14 Digital I/O ports 6 PWM Outputs (Pin11, Pin10, Pin9, Pin6, Pin5, Pin3) 8 10-bit analog input ports 3 I2Cs Two way H-bridged Motor Driver with 2A maximum current 5 Buttons Support Male and Female Pin Header Integrated sockets for APC220 RF Module Power Supply Port: USB or DC2.1 External Power Supply Range: 5-23V DC output: 5V/3.3V Auto sensing/switching external power input Size: 3.70"x3.15"