UM1681 Rev 3 7/23
UM1681 Hardware overview
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2 Hardware overview
Figure 2. HW overview
2.1 Power supply
The discovery board allows wide supply configurations, such as: 12 V (external PSU) or 5 V
(USB supply).
2.1.1 12 V power supply
12 V voltage can be used to supply the board
(a)
using the PSU output barrel connector
(+12 V) or directly from 2 x 36 headers.
The PSU connector shall be center positive with 2.1 mm inner diameters.
The diode D4 protects the boards against the battery reverse connection.
The jumpers S1 and S2 allow choosing the desired 12 V supply. Table 1 depicts the jumper
configuration:
Debugger on board
USB input
SPC560D40L1
Reset and
User push
button
User LEDs
Potentiometer
+5V LED
2x36
in arra
2x36
in arra
+12V input
Voltage
Regulator
a. If the board is supplied with +12 V, the SMD solder jumpers J19 and J20 can be left opened.