Solder Bridges And Jumpers; Table 17. Solder Bridge And Jumper Configuration - ST STM32H5 Nucleo-144 User Manual

11

Solder bridges and jumpers

SBxx can be found on the top layer and SB1xx can be found on the bottom layer of the STM32H5 Nucleo-144
board
Solder Bridge
SB1 (3V3)
SB2 (1V8)
SB3, SB4
(External 25 MHz
crystal)
SB5, SB6
(OVP protections on
CC lines)
SB7
(OVP protection on
V line)
BUS
SB8, SB9, SB64,
SB68, SB78
(trace signals)
SB10 (PB15)
SB11
SB12 (PB13)
SB13 (PD8)
SB14, SB63,
SB15, SB40
(PB6, PB7)
SB16, SB25
SB17 (PB5)
UM3115 - Rev 1
Table 17. Solder bridge and jumper configuration
(1)
State Description
ON Output of voltage regulator ST1L05CPU33R is connected to 3V3.
OFF Output of voltage regulator ST1L05CPU33R is not connected to 3V3.
ON Output of voltage regulator ST1L05BPUR is connected to 1V8.
OFF Output of voltage regulator ST1L05BPUR is not connected to 1V8.
ON, ON PH0/PF0 and PH1/PF1 are connected to the external 25 MHz crystal X3.
OFF,
PH0/PF0 and PH1/PF1 are not connected to the external 25 MHz crystal X3.
OFF
ON, ON The overvoltage protections on CC1 and CC2 lines are bypassed.
OFF,
The overvoltage protections on CC1 and CC2 lines are connected.
OFF
The overvoltage protection on the V
ON
The overvoltage protection on the V
OFF
ON, ON,
PE2, PE3, PE4, PE5, and PE6 are used as GPIOs on the ST morpho connector (CN11) or
ON, ON,
on the Zio connector (CN9).
ON
OFF,
OFF,
PE2, PE3, PE4, PE5, and PE6 are used as trace signals and are connected to the MIPI-20
OFF,
connector (CN5). SB70 and SB71 must be OFF.
OFF,
OFF
PB15 can be used as I2S_2_SD or GPIO signal on the Zio connector (pin 3 of CN7) if not
ON
used on the ST morpho.
OFF PB15 is used as RMII_TXD1 signals.
ON The input of the ST1L05BPUR LDO is connected to 3V3.
OFF The input of the ST1L05BPUR LDO is not connected to 3V3.
PB13 can be used as I2S_2_CK or GPIO signal on the Zio connector (CN7/pin5) if not
ON
used on the ST morpho.
OFF PB13 is used as the UCPD_CC1 signal.
ON PD8 is connected to the ST morpho (CN12/pin12).
OFF PD8 is not connected to the ST morpho (CN12/pin12).
ON, ON,
OFF,
LPUART1 is connected to ARDUINO
OFF
OFF,
OFF
LPUART1 connected to Virtual COM Port (VCP).
ON, ON
ON, OFF IOREF is connected to VDD (default).
OFF, ON IOREF is connected to 3V3.
ON PB5 (SPI1_MOSI/I2S_3_MCK) is connected to the ST Zio connector (pin13 of CN7).
OFF PB5 (SPI1_MOSI/I2S_3_MCK) is not connected to the ST Zio connector (pin13 of CN7).
Solder bridges and jumpers
line is bypassed.
BUS
line is connected.
BUS
®
D0 and D1 (default).
UM3115
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