DFRobot DFR0004 Manual - Página 2
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Two way Motor Drive with 2A maximum current
5 key inputs
DC Supply：USB Powered or External 7V~12V DC。
DC Output：5V /3.3V DC and External Power Output
Dimension：90x80mm
DFRduino RoMeo Pinout
(/wiki/index.php/File:Romeo_v1.1_pinout_Diagram.png)
Fig1: Romeo Pin Out
The picture above shows all of the I/O lines and Connectors on the Romeo, which includes:
One Regulated Motor Power Input Terminal (6v to12v)
One Unregulated Servo Power Input Terminal (you supply regulated 4v to 7.2v)
One Servo input power selection jumper
One Serial Interface Module Header for APC220/Bluetooth Module
Two DC Motor Terminals – Handles motor current draw up to 2A, each terminal
One I2C/TWI Port – SDA, SCL, 5V, GND
One Analog Port with 8 analog inputs – Analog input 7 will be occupied when connecting
"A7" jumper
One General Purpose I/O Port with 13 I/O lines – 4,5,6,7 can be used to control motors
One Reset Button
Jumper bank to Enable/Disable Motor Control
Before you start
Applying Power