
Table 62.
Hardware I/O configuration for the STMod+ interface
I/O
Hardware
Setting
Configuration
PA4
SB18
ON
PA4 is used as SPI_NSS on STMod+ and shared with Pmod
™
and ADC/
DAC.
OFF
PA4 is not used as SPI_NSS on STMod+.
PA4 can be used for Motor control or to ADC/DAC
PC12
SB94
ON
PC12 is used as SPI3_MOSI on STMod+ and shared with Pmod
™
and
TRACE and SD-Card.
OFF
PC12 is not used as SPI3_MOSI on STMod+.
PC12 can be used for SD-Card or TRACE.
PG10
SB102
ON
PG10 is used as SPI3_MISO on STMod+ and shared with Pmod
™
and
CAMERA.
OFF
PG10 is not used as SPI3_MISO on STMod+.
PG10 can be used for CAMERA.
PG9
SB108
ON
PG9 is used as SPI3_SCK on STMod+ and shared with Pmod
™
.
OFF
PG9 is not used as SPI3_SCK on STMod+.
PG9 can be used for Motor control.
PB13
JP12
ON
PB13 is used as LPUART1_CTS on STMod+ and shared with Pmod
™
and
RS-232.
OFF
PB13 is not used as LPUART1_CTS on STMod+.
PB13 can be used for Touch-Key.
PG7
JP10
[2-3]
PG7 is used as LPUART1_TX on STMod+ and shared with Pmod
™
and
RS-232.
[1-2]
PG7 is not used as LPUART1_TX on STMod+.
PG7 can be used for I
2
C for SENSOR or UCPD.
PG8
JP11
[2-3]
PG8 is used as LPUART1_RX on STMod+ and shared with Pmod
™
and
RS-232.
[1-2]
PG8 is not used as LPUART1_RX on STMod+.
PG8 can be used for UCPD or I2C3 backup.
PG6
SB38
ON
PG6 is used as LPUART1_RTS on STMod+ and shared with Pmod
™
and
RS-232.
OFF
PG6 is not used as LPUART1_RX on STMod+.
PG6 can be used for UCPD.
PB5
SB36
ON
PB5 is used as SPI3_MOSI2 on STMod+.
OFF
PB5 is not used as SPI3_MOSI2 on STMod+.
PB5 can be used for USB or COMP.
PB4
SB37
ON
PB4 is used as SPI3_MISO2 on STMod+.
OFF
PB4 is not used as SPI3_MISO2 on STMod+.
PB4 can be used for ADF1_SDIN0, JTAG or COMP.
PB11
SB49
ON
PB11 is used as I2C2_SDA to interface the audio codec, MFX, UCPD,
CTP, the camera, STMod+, and optionally the sensor like the 3D
accelerometer and the 3G gyroscope but also the I
2
C EEPROM and the
external I
2
C connector.
PB10
SB46
ON
PB10 is used as I2C2_SCL to interface the audio codec, MFX, UCPD,
CTP, the camera, STMod+, and optionally the sensor like the 3D
accelerometer and the 3G gyroscope but also the I
2
C EEPROM and the
external I
2
C connector.
STM32U575I-EV
STMod+ connector
UM2854
-
Rev 1
page 80/105