Table of Contents
NUCLEO-L432KC
Microcontroller features
- STM32L432KC in UFQFPN32 package
- ARM®32-bit Cortex®-M4 CPU
- 80 MHz max CPU frequency
- VDD from 1.65 V to 3.6 V
- 256 KB Flash
- 64 KB SRAM
- Timers General Purpose (4)
- SPI/I2S (2)
- I2C (2)
- USART (2)
- 12-bit ADC with 10 channels (1)
- GPIO (20) with external interrupt capability
- RTC
- Random Generator (TRNG for HW entropy)
- Other features
- CAN 2.0B
- USB 2.0 FS
Probe
Before upgrade
/mnt/c/Apps/stlink-1.7.0-x86_64-w64-mingw32/bin/st-info.exe --probe Found 1 stlink programmers version: V2J31S21 serial: 066EFF485688494867121626 flash: 262144 (pagesize: 2048) sram: 49152 chipid: 0x0435 descr: L43x/L44x
After upgrade
/mnt/c/Apps/stlink-1.7.0-x86_64-w64-mingw32/bin/st-info.exe --probe Found 1 stlink programmers version: V2J40S27 serial: 066EFF485688494867121626 flash: 262144 (pagesize: 2048) sram: 49152 chipid: 0x0435 descr: L43x/L44x
Pinout
Optimal pin configuration.
+--------------+
| ST-LINK/V2 |
| |
D1 I2C1 SCL 1| PA9 |30 VIN
D0 I2C1 SDA 2| PA10 |29 GND
RESET 3| |28 RESET
GND 4| |27 5V
D2 CAN1 TX 5| PA12 PA2 |26 A7
D3 6| PB0 PA7 |25 A6
D4 USART1 RX 7| PB7 PA6 |24 A5 USART1 CTS
D5 USART1 TX 8| PB6 PA5 |23 A4
D6 USART1 RTS 9| PB1 PA4 |22 A3
D7 10| NC PA3 |21 A2
D8 11| NC PA1 |20 A1
D9 12| PA8 PA0 |19 A0
D10 CAN1 RX 13| PA11 |18 AREF
D11 SPI3 MOSI 14| PB5 |17 3V3
D12 SPI3 MISO 15| PB4 PB3 |16 D13 LED SPI3 SCK
+--------------+
USART2
VCP TX PA2
VCP RX PA15
Clocks
MC0 8000000 X2 8MHz ST-LINK/V2 NX3225GD-8MHZ-EXS00A-CG04874 CK_IN MC0 CLOCK IN HSE 0 N/A HSI 16000000 LSE 32768 X1 NX3215SA-32.768K-EXS00A-MU00525 LSI 32768