page 7
po
w
er supply
How to power the board?
To power the board with USB cable, place jumper
J1
in USB position. You can then plug in the USB cable
as shown on images
1
and
2
and turn the power
switch ON.
To power the board via adapter connector, place jumper
J1
in EXT position. You can then plug in the adapter
cable as shown on images
3
and
4
and turn the
power switch ON.
To power the board using screw terminals, place jumper
J1
in EXT position. You can then screw-on the cables in
the screw terminals as shown on images
5
and
6
and turn the power switch ON.
Board power supply creates stable 3.3V necessary for
operation of the microcontroller and all on-board modules.
Power supply:
via DC connector or screw terminals
(7V to 23V AC or 9V to 32V DC),
or via USB cable (5V DC)
Power capacity:
up to 500mA with USB, and up to 600mA
with external power supply
Set J1 jumper to
USB position
1. With USB cable
3. With laboratory power supply
Set J1 jumper to
EXT position
Set J1 jumper to
EXT position
2. Using adapter
1
3
5
2
4
6
