ST STM32L5 Nucleo-144 board User Manual

VIN (5V_VIN) is the 7 to 12 V DC power from the ARDUINO
®
-included Zio connector, CN8 pin 15 named VIN on
the connector silkscreen, or from the ST morpho connector CN11 pin 24. In this case, the JP6 jumper must be on
pin [3-4] to select the 5V_VIN power source on the JP6 silkscreen. In that case, the DC power comes from the
power supply through the ARDUINO
®
Uno V3 battery shield (compatible with Adafruit PowerBoost 500 shield).
5V_VIN configuration: Jumper JP6 [3-4] must be connected as shown in Figure 11.
Figure 11. JP6 [3-4]: 5V_VIN Power source
5V_EXT is the DC power coming from external (5V DC power from ST morpho connector CN11 pin 6). In this
case, the JP6 jumper must be on pin [5-6] to select the 5V_EXT power source on the JP6 silkscreen.
5V_EXT configuration: Jumper JP6 [5-6] must be connected as shown in Figure 12.
UM2581
Power supply
UM2581 - Rev 2
page 17/48

ST STM32L5 Nucleo-144 board Specifications

General

Brand	ST
Model	STM32L5 Nucleo-144 board
Category	Motherboard
Language	English