ST STM32 Nucleo-64-P User Manual

UM2206 Rev 3 29/55
UM2206 Hardware layout and configuration
54
Table 12. Solder bridge configurations and settings
Definition Bridge State
(1)
Comment
SWD interface
(reserved)
SB1/SB3
/SB5/SB7
OFF Reserved, do not modify.
SWD interface
(default)
SB2/SB4
/SB6/SB8
ON Reserved, do not modify.
USB power by-
pass mode
SB9
ON USB Power switch by-passed (not recommended)
OFF USB Power switch protection enabled
SWO level
shifter by-pass
SB10
ON SWO not connected through level shifter
OFF
SWO connected through level shifter to target MCU
for 1.8 V I/O configuration
SWO_MCU SB11
ON
SWO_MCU connected between ST-LINK and target
STM32
OFF
SWO_MCU not connected between ST-LINK and
target STM32
STLK_RX by-
pass
SB12
ON STLK_RX not connected through level shifter
OFF
STLK_RX connected through level shifter to target
STM32 for 1.8 V I/O configuration
3.3 V LDO
output
SB13
ON U7 LDO output provides 3.3 V
OFF
U7 LDO output does NOT provide 3.3 V, user has to
connect an external 3.3 V source.
IOREF
selection
SB14
ON IOREF connected to V
DD_MCU
power supply
OFF IOREF NOT connected to V
DD_MCU
power supply
SB15
ON IOREF connected to 3.3 V_PER power supply
OFF IOREF NOT connected to 3.3 V_PER power supply
SB21
ON IOREF connected to 3.3 V power supply
OFF IOREF NOT connected to 3.3 V power supply
User LED SB17
ON User LED driven by PB13 (ARD_D13)
OFF User LED not driven
Peripheral
3.3 V
SB20
ON Peripheral power supply connected to 3.3 V
OFF Peripheral power supply not powered
V
DDUSB
power
supply MCU
pin48
SB24
ON V
DDUSB
pin 48 powered by V
DD
OFF V
DDUSB
pin 48 is NOT powered by V
DD
SB25
ON V
DDUSB
pin 48 powered by V
DD_MCU
OFF V
DDUSB
pin 48 is NOT powered by V
DD_MCU
V
DD_1V2
switch
power supply
SB29
ON
U10 V
DD_1V2
power switch powered by V
DD-IN
SMPS 3.3 V
OFF
U10 V
DD_1V2
power switch NOT powered by V
DD-IN
SMPS 3.3 V
SB42
ON U10 V
DD_1V2
power switch powered by 1.8 V
OFF U10 V
DD_1V2
power switch NOT powered by 1.8 V
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ST STM32 Nucleo-64-P Specifications

General

Brand	ST
Model	STM32 Nucleo-64-P
Category	Motherboard
Language	English