STM32F372VB datasheet(2/128 Pages) STMICROELECTRONICS

Part #	STM32F372VB

Description	ARM Cortex-M4F 32b MCUFPU, up to 256KB Flash32KB SRAM timers

Download	128 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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2 / 128 page

Contents

STM32F37x

2/128

Doc ID 022691 Rev 3

Contents

1

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

2

Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

3

Functional overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

3.1

ARM® Cortex™-M4F core with embedded Flash and SRAM . . . . . . . . . 12

3.2

Memory protection unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

3.3

Embedded Flash memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

3.4

Cyclic redundancy check (CRC) calculation unit . . . . . . . . . . . . . . . . . . . 13

3.5

Embedded SRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

3.6

Boot modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

3.7

Power management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

3.7.1

Power supply schemes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

3.7.2

Power supply supervisor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

3.7.3

Voltage regulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

3.7.4

Low-power modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

3.8

Clocks and startup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

3.9

General-purpose input/outputs (GPIOs) . . . . . . . . . . . . . . . . . . . . . . . . . 15

3.10

Direct memory access (DMA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

3.11

Interrupts and events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

3.11.1

Nested vectored interrupt controller (NVIC) . . . . . . . . . . . . . . . . . . . . . . 16

3.11.2

Extended interrupt/event controller (EXTI) . . . . . . . . . . . . . . . . . . . . . . . 16

3.12

12-bit analog-to-digital converter (ADC) . . . . . . . . . . . . . . . . . . . . . . . . . . 17

3.12.1

Temperature sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

3.12.2

Internal voltage reference (VREFINT) . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

3.12.3

VBAT battery voltage monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

3.13

16-bit sigma delta analog-to-digital converters (SDADC) . . . . . . . . . . . . . 18

3.14

Digital-to-analog converter (DAC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

3.15

Fast comparators (COMP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

3.16

Touch sensing controller (TSC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

3.17

Timers and watchdogs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

3.17.1

General-purpose timers (TIM2 to TIM5, TIM12 to TIM17, TIM19) . . . . . 22

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