7.9
ARDUINO
®
connector
7.9.1
Description
On the bottom side of the board, there is an ARDUINO
®
Uno V3 extension socket. It is built around four standard
CN5, CN6, CN8, and CN9 connectors. Most shields designed for ARDUINO
®
can fit with the development boards
to offer flexibility in small form factor applications.
Figure 16.
ARDUINO
®
Uno connectors and ARDUINO
®
shield location
7.9.2
Operating voltage
The ARDUINO
®
Uno V3 connector supports 5 V, 3.3 V, and VDD for I/O compatibility.
Caution:
Do not supply 3.3 V or 5 V from the ARDUINO
®
shield. Supplying 3.3 V or 5 V from the ARDUINO
®
shield may
damage the Nucleo board.
Furthermore, if it is necessary to supply the Nucleo board by the ARDUINO
®
connector, a dedicated pin is
available. VIN can supply the board directly. Refer to
for further details.
UM2823
ARDUINO® connector
UM2823
-
Rev 1
page 23/37