ST B-L4S5I-IOT01A - Page 35

Pin number Pin name Feature / comment Signal / label
77 PA15 TIM2_CH1 ARD.D9-PWM
78 PC10 SPI3_CLK INTERNAL-SPI3_SCK
79 PC11 SPI3_MISO INTERNAL-SPI3_MISO
80 PC12 SPI3_MOSI INTERNAL-SPI3_MOSI
81 PD0 GPIO_Output PMOD-RESET
82 PD1 GPIO_Output PMOD-SPI2_SCK
83 PD2 GPIO_EXTI2 PMOD-IRQ_EXTI2
84 PD3 USART2_CTS PMOD-UART2_CTS/SPI2_MISO
85 PD4 USART2_RTS PMOD-UART2_RTS/SPI2_MOSI
86 PD5 USART2_TX PMOD-UART2_TX/SPI2_CSN
87 PD6 USART2_RX PMOD-UART2_RX
88 PD7 GPIO_Output STSAFE-A110-RESET
89 PB3 ST-LINK SYS_JTDO-SWO
90 PB4 TIM3_CH1 ARD.D5-PWM
91 PB5 GPIO_Output SPSGRF-915-SPI3_CSN
92 PB6 USART1_TX ST-LINK-UART1_TX
93 PB7 USART1_RX ST-LINK-UART1_RX
94 BOOT0 Boot BOOT0
95 PB8 I2C1_SCL ARD.D15-I2C1_SCL
96 PB9 I2C1_SDA ARD.D14-I2C1_SDA
97 PE0 GPIO_Output ISM43362-SPI3_CSN
98 PE1 GPIO_EXTI1 ISM43362-DRDY_EXTI1
99
V
SS
GND GND
100
V
DD
3.3 V
V
DD_MCU
UM2708
B-L4S5I-IOT01A Discovery kit for the IoT node I/O assignment
UM2708 - Rev 1
page 35/43