Definition Bridge
Setting
(1)(2)
Comment
MCU VDDA
SB150
OFF VDDA input not supplied by VDD_MCU
ON
VDDA input connected to VDD_MCU (SBN149 must be not
connected)
PB10 I/O selection
SB151
OFF PB10 not used as QSPI_CLK
ON PB10 used as QSPI_CLK
SB157
OFF PB10 not used as TIMER for Motor Control
ON PB10 used as TIMER for Motor Control
PA2 I/O
SB152
OFF PA2 not used as QSPI_CS
ON PA2 used as QSPI_CS
SB153
OFF
PA2 not used as ARDUINO
®
A1 ADC
ON
PA2 used as ARDUINO
®
A1 ADC
User button
SB154
OFF User button NOT connected to PC13
ON User button connected to PC13
SB155
OFF User button NOT connected to PA0
ON User button connected to PA0
PA0 SB156
OFF
PA0 not used as TIMER for Motor control, reserved for User
button
ON
PA0 can be used as TIMER for Motor control, can’t be used as
a user button
PE15 I/O selection
SB158
OFF PE15 not used as QSPI_IO3
ON PE15 used as QSPI_IO3
SB159
OFF PE15 not used as TIMER for Motor Control
ON PE15 used as TIMER for Motor Control
PB0 I/O selection
SB160
OFF PB0 not used as QSPI_IO1
ON PB0 used as QSPI_IO1
SB161
OFF
PB0 not used as ARDUINO
®
A3 ADC
ON
PB0 used as ARDUINO
®
A3 ADC
SB162
OFF
PB0 not connected on morpho CN11 pin to avoid stub on
ARDUINO
®
ADC A3
ON PB0 connected on morpho CN11
PE12 I/O selection
SB163
OFF PE12 not used as QSPI_IO0
ON PE12 used as QSPI_IO0
SB164
OFF PE12 not used as TIMER for Motor Control
ON PE12 used as TIMER for Motor Control
PE14 I/O selection
OFF PE14 not used as QSPI_IO2
ON PE14 used as QSPI_IO2
OFF PE14 not used as TIMER for Motor Control
ON PE14 used as TIMER for Motor Control
1. Default SBx state is shown in bold.
2. All NUCLEO products are delivered with solder-bridges configured according to the target MCU supported.
UM2581
Solder bridge configuration
UM2581 - Rev 2
page 33/48
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