User Manual

Romeo BLE mini SKU:DFR0351
Contents
1 Introduction
2 Specification
3 Board Overview
4 Tutorial
4.1 Requirements
4.2 Connection Diagram
4.3 Sample Code
5 Configure the BLE through AT command
6 Bluno Beetle Basic Demo
7 Wireless Programming via BLE
8 Update BLE Firmware
9 ICSP interface
10 More
Introduction
Romeo BLE mini is a simplified version of Romeo board. It inherits all functions of Romeo BLE. Moreover, IT
GOT A SMALLER SIZE!Yes, you got it all. It has 8 Digital pins, 4 analog pins and integrates Bluetooth 4.0
wireless communication function. And it can easy to drive the mobile platform using two 1.5A H-bridged Motor
Driver to meet the needs of most small scale robots. We hope Romeo BLE mini will be a good assistant to
Makers.
Specification
Basic Fe ature
Microcontroller: Atmega328P
Bootloader: Arduino UNO
8 Digital I/O ports with 2 PWM Outputs(Pin11,Pin10)
4 10-bit analog input ports
TTL I2C ICSP interfaces
On-board BLE chip: TI CC2540
Transmission range: more than 50m
Size：45x38.5mm
Easy to use BLE firmware updating
Transparent communication through Serial
Wireless Programming Via BLE
Support AT command to config the BLE
Support Bluetooth HID
Support the master-salve machine switch
Auto sensing/switching external power input
Two way H-bridged Motor Driver with 1.5A maximum current
Board Overview