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STM32WB55CCU7ATR Datasheet(PDF) 4 Page - STMicroelectronics

Part # STM32WB55CCU7ATR
Description  Multiprotocol wireless 32-bit MCU Arm®-based Cortex®-M4 with FPU, Bluetooth® 5 and 802.15.4 radio solution
PDF  193 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32WB55CCU7ATR Datasheet(HTML) 4 Page - STMicroelectronics

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Contents
STM32WB55xx STM32WB35xx
4/193
DS11929 Rev 10
3.13.1
Nested vectored interrupt controller (NVIC) . . . . . . . . . . . . . . . . . . . . . . 44
3.13.2
Extended interrupts and events controller (EXTI) . . . . . . . . . . . . . . . . . 45
3.14
Analog to digital converter (ADC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
3.14.1
Temperature sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
3.14.2
Internal voltage reference (VREFINT) . . . . . . . . . . . . . . . . . . . . . . . . . . 46
3.15
Voltage reference buffer (VREFBUF) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
3.16
Comparators (COMP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
3.17
Touch sensing controller (TSC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
3.18
Liquid crystal display controller (LCD) . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
3.19
True random number generator (RNG) . . . . . . . . . . . . . . . . . . . . . . . . . . 49
3.20
Timers and watchdogs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
3.20.1
Advanced-control timer (TIM1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
3.20.2
General-purpose timers (TIM2, TIM16, TIM17) . . . . . . . . . . . . . . . . . . . 50
3.20.3
Low-power timer (LPTIM1 and LPTIM2) . . . . . . . . . . . . . . . . . . . . . . . . 51
3.20.4
Independent watchdog (IWDG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
3.20.5
System window watchdog (WWDG) . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
3.20.6
SysTick timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
3.21
Real-time clock (RTC) and backup registers . . . . . . . . . . . . . . . . . . . . . . 52
3.22
Inter-integrated circuit interface (I2C) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
3.23
Universal synchronous/asynchronous receiver transmitter (USART) . . . 54
3.24
Low-power universal asynchronous receiver transmitter (LPUART) . . . . 54
3.25
Serial peripheral interface (SPI1, SPI2) . . . . . . . . . . . . . . . . . . . . . . . . . . 55
3.26
Serial audio interfaces (SAI1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
3.27
Quad-SPI memory interface (QUADSPI) . . . . . . . . . . . . . . . . . . . . . . . . . 56
3.28
Development support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
3.28.1
Serial wire JTAG debug port (SWJ-DP) . . . . . . . . . . . . . . . . . . . . . . . . . 57
3.28.2
Embedded Trace Macrocell™ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
4
Pinouts and pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
5
Memory mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
6
Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
6.1
Parameter conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
6.1.1
Minimum and maximum values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81



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