NUCLEO-L412RB-P, NUCLEO-L433RC-P and NUCLEO-L452RE-P I/O assignment UM2206
40/55 UM2206 Rev 3
Appendix A NUCLEO-L412RB-P, NUCLEO-L433RC-P and
NUCLEO-L452RE-P I/O assignment
Table 16. NUCLEO-L412RB-P, NUCLEO-L433RC-P and NUCLEO-L452RE-P
I/O assignment
Pin
No.
Pin name Signal or label Main feature / optional feature (SB)
1V
BAT
V
BAT
PWR V
BAT
2 PC13 PC13 User Button / I/O
3 PC14-OSC32_IN OSC32_IN / PC14 LSE CLK / I/O
4 PC15-OSC32_OUT OSC32_OUT / PC15 LSE CLK / IO
5 PH0-OSC_IN OSC_IN / PH0 I/O / HSE CLK
6 PH1-OSC_OUT OSC_OUT / PH1 I/O / HSE CLK
7 NRST NRST RESET
8 PC0 PC0 ARD_A5 - ADC1_IN1 / I2C3_SCL / IO
9 PC1 PC1 ARD_A4 - ADC1_IN2 / I2C3_SDA / IO
10 PC2 PC2 ARD_A3 - ADC1_IN3 / IO
11 PC3 PC3 ARD_A2 - ADC1_IN4 / IO
12 VSSA GND PWR GND
13 V
DDA
/V
REF+
AVDD PWR AVDD
14 PA0 PA0 ARD_A0 - ADC1_IN5 / user button
15 PA1 PA1 ARD_A1 - ADC1_IN6
16 PA2 LPUART1_TX STLINK_TX / ARD_D1_TX
17 PA3 LPUART1_RX STLINK_RX / ARD_D0_RX
18 V
SS
GND PWR GND
19 V
DD
VDD_MCU PWR V
DD_MCU
1.8 V / 3.3 V
20 PA4 PA4 SMPS_EN / IO
21 PA5 PA5 SMPS_V1 / IO
22 PA6 PA6 SMPS_PG / IO
23 PA7 PA7 SMPS_SW / IO
24 PC4 PC4 I/O
25 PB0 PB0 I/O
26 PB1 PB1 I/O
27 PB2 PB2 PB2
28 PB10 PB10 ARD_D6 / TIM2_CH3
29 PB11 PB11 I/O
30 V
DD1V2
V
DD12
PWR ExtSMPS 1V1
Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.