Romeo V2 - Robot Control Board with Motor Driver (Arduino Compatible)

ATmega32U4 Arduino Leonardo-compatible robot controller with dual 2 A motor drivers, XBee and APC220/DF-Bluetooth sockets, five analogue-key buttons and Gravity sensor headers.

Logical pinout · physical placement not verified

D0/RXD0/RX
XBee or module serial RX when fitted
Type · GPIO
D1/TXD1/TX
XBee or module serial TX when fitted
Type · GPIO
D2/SDAD2/SDA
Type · GPIO
D3/SCLD3/SCL
Type · GPIO
D4/A6D4/A6
motor 1 direction
Type · GPIO
D5D5
motor 1 PWM
Type · GPIO
D6/A7D6/A7
motor 2 PWM
Type · GPIO
D7D7
motor 2 direction
Type · GPIO
D8/A8D8/A8
Type · GPIO
D9/A9D9/A9
Type · GPIO
D10/A10D10/A10
Type · GPIO
D11D11
Type · GPIO
D12/A11D12/A11
Type · GPIO
D13/LEDD13/LED
Type · GPIO
D14/MISO/button AD14/MISO/button A
Type · GPIO
D15/SCKD15/SCK
Type · GPIO
D16/MOSID16/MOSI
Type · GPIO
A0A0
A0 resistor-ladder buttons S1-S5
Type · Analog
A1/BATLEVA1/BATLEV
Type · GPIO
A2A2
Type · Analog
A3A3
Type · Analog
A4A4
Type · Analog
A5A5
Type · Analog

Pin	Position	Type	Function
D0/RX	D0/RX	GPIO	XBee or module serial RX when fitted
D1/TX	D1/TX	GPIO	XBee or module serial TX when fitted
D2/SDA	D2/SDA	GPIO
D3/SCL	D3/SCL	GPIO
D4/A6	D4/A6	GPIO	motor 1 direction
D5	D5	GPIO	motor 1 PWM
D6/A7	D6/A7	GPIO	motor 2 PWM
D7	D7	GPIO	motor 2 direction
D8/A8	D8/A8	GPIO
D9/A9	D9/A9	GPIO
D10/A10	D10/A10	GPIO
D11	D11	GPIO
D12/A11	D12/A11	GPIO
D13/LED	D13/LED	GPIO
D14/MISO/button A	D14/MISO/button A	GPIO
D15/SCK	D15/SCK	GPIO
D16/MOSI	D16/MOSI	GPIO
A0	A0	Analog	A0 resistor-ladder buttons S1-S5
A1/BATLEV	A1/BATLEV	GPIO
A2	A2	Analog
A3	A3	Analog
A4	A4	Analog
A5	A5	Analog

Logical pinout · physical placement not verified

Pin details

23 connections

D0/RX
XBee or module serial RX when fitted
GPIO
D0/RX
D1/TX
XBee or module serial TX when fitted
GPIO
D1/TX
D2/SDA
GPIO
D2/SDA
D3/SCL
GPIO
D3/SCL
D4/A6
motor 1 direction
GPIO
D4/A6
D5
motor 1 PWM
GPIO
D5
D6/A7
motor 2 PWM
GPIO
D6/A7
D7
motor 2 direction
GPIO
D7
D8/A8
GPIO
D8/A8
D9/A9
GPIO
D9/A9
D10/A10
GPIO
D10/A10
D11
GPIO
D11
D12/A11
GPIO
D12/A11
D13/LED
GPIO
D13/LED
D14/MISO/button A
GPIO
D14/MISO/button A
D15/SCK
GPIO
D15/SCK
D16/MOSI
GPIO
D16/MOSI
A0
A0 resistor-ladder buttons S1-S5
Analog
A0
A1/BATLEV
GPIO
A1/BATLEV
A2
Analog
A2
A3
Analog
A3
A4
Analog
A4
A5
Analog
A5

Start wiring

USB · 3.3 V

Confirm the data interface matches your host board.

Module pins: D0/RX, D1/TX, D2/SDA, D3/SCL, D4/A6, D5, D6/A7, D7. Schematik maps them to your board in the app.

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