ST B-L4S5I-IOT01A - Table 12. Pmod Solder Bridge Configuration

Table 12. Pmod
™
solder bridge configuration
Alternate configuration (UART) Standard configuration (SPI) -
STM32L
4+ pin
Solder bridge
configuration
Pin name
STM32L
4+ pin
Solder bridge
configuration
Pin name
Pmod
™
pin number
Pin name STM32L4+ pin
- - - - - - - - - -
- - - - - - - - - -
- - - - - - - - - -
PD3
SB14 OFF
SB19 ON
PMOD-UART2_CTS
/ SPI2_MISO
PD5
SB14 OFF
SB19 ON
PMOD-UART2_Tx
/ SPI2_CSN
1 7 PMOD-IRQ_EXTI2 PD2
PD5
SB15 OFF
SB12 ON
PMOD-UART2_TX
/ SPI2_CSN
PD4
SB15 OFF
SB12 ON
PMOD-UART2_RTS
/ SPI2_MOSI
2 8 PMOD-RESET PD0
PD6
SB18 OFF
SB20 ON
PMODUART2_RX PD3
SB18 OFF
SB20 ON
PMOD-UART2_CTS
/ SPI2_MISO
3 9 NC NC
PD4
SB21 OFF
SB16 ON
PMOD-UART2_RTS
/ SPI2_MOSI
PD1
SB21 OFF
SB16 ON
PMODSPI2_SCK 4 10 NC NC
- - - - - GND 5 11 GND -
- - - - - 3.3V 6 12 3.3V -
UM2708 - Rev 1
page 31/43
UM2708