boards:l432kc - wiki.kewl.org

This is an old revision of the document!

NUCLEO-L432KC

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

LED1   PB3
VCP RX PA15
VCP TX PA2
CAN_TD PA11
CAN_RD PA12

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