STM32U385CG datasheet(215/224 Pages) STMICROELECTRONICS

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3.16.1

Nested vectored interrupt controller (NVIC).................................... 30

3.16.2

Extended interrupt/event controller (EXTI) .................................... 30

3.17

Cyclic redundancy check calculation unit (CRC).................................... 30

3.18

Octo-SPI interface (OCTOSPI) .................................................. 31

3.19

Delay block .................................................................. 31

3.20

Analog-to-digital converter (ADC) ................................................ 32

3.20.1

Temperature sensor ..................................................... 33

3.20.2

Internal voltage reference (VREFINT) ........................................ 33

3.20.3

VBAT battery voltage monitoring ............................................ 34

3.21

Digital-to-analog converter (DAC) ................................................ 34

3.22

Voltage reference buffer (VREFBUF) ............................................. 34

3.23

Comparators (COMP).......................................................... 35

3.24

Operational amplifiers (OPAMP) ................................................. 35

3.25

Audio digital filter (ADF) ........................................................ 35

3.26

Touch sensing controller (TSC) .................................................. 36

3.27

Coupling and chaining bridge ................................................... 37

3.28

Random number generator (RNG) ............................................... 37

3.29

Secure advanced encryption standard hardware accelerator (SAES) and encryption

standard hardware accelerator (AES) ............................................ 38

3.30

HASH hardware accelerator (HASH) ............................................. 39

3.31

Public key accelerator (PKA) .................................................... 39

3.32

Timers and watchdogs ......................................................... 40

3.32.1

Advanced-control timers (TIM1) ............................................ 40

3.32.2

General-purpose timers (TIM2, TIM3, TIM4, TIM15, TIM16, TIM17) ................. 41

3.32.3

Basic timers (TIM6 and TIM7) .............................................. 41

3.32.4

Low-power timers (LPTIM1, LPTIM2, LPTIM3, LPTIM4) .......................... 41

3.32.5

Infrared interface........................................................ 42

3.32.6

Independent watchdog (IWDG)............................................. 42

3.32.7

Window watchdog (WWDG) ............................................... 42

3.32.8

SysTick timer .......................................................... 43

3.33

Real-time clock (RTC) ......................................................... 43

3.34

Tamper and backup registers (TAMP) ............................................ 43

3.35

Inter-integrated circuit interface (I2C) ............................................. 44

3.36

Improved inter-integrated circuit interface (I3C) .................................... 45

3.37

Universal synchronous/asynchronous receiver transmitter (USART) ................... 47

3.38

Low-power universal asynchronous receiver transmitter (LPUART) ................... 48

3.39

Serial peripheral interface (SPI) ................................................. 50

STM32U385xx

Contents

DS14830 - Rev 2

page 215/224

STM32U385CG Datasheet(PDF) 215 Page - STMicroelectronics

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