STM32F401RD datasheet(2/135 Pages) STMICROELECTRONICS

tên linh kiện	STM32F401RD

Giải thích chi tiết về linh kiện	Up to 12 communication interfaces

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2 / 135 page

Contents

STM32F401xD STM32F401xE

2/135

DocID025644 Rev 3

Contents

1

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

2

Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

2.1

Compatibility with STM32F4 series . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

3

Functional overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

3.1

ARM® Cortex®-M4 with FPU core with embedded Flash and SRAM . . . 15

3.2

Adaptive real-time memory accelerator (ART Accelerator™) . . . . . . . . . 15

3.3

Memory protection unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

3.4

Embedded Flash memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

3.5

CRC (cyclic redundancy check) calculation unit . . . . . . . . . . . . . . . . . . . 16

3.6

Embedded SRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

3.7

Multi-AHB bus matrix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

3.8

DMA controller (DMA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

3.9

Nested vectored interrupt controller (NVIC) . . . . . . . . . . . . . . . . . . . . . . . 18

3.10

External interrupt/event controller (EXTI) . . . . . . . . . . . . . . . . . . . . . . . . . 18

3.11

Clocks and startup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

3.12

Boot modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

3.13

Power supply schemes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

3.14

Power supply supervisor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

3.14.1

Internal reset ON . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

3.14.2

Internal reset OFF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

3.15

Voltage regulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

3.15.1

Regulator ON . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

3.15.2

Regulator OFF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

3.15.3

Regulator ON/OFF and internal power supply supervisor availability . . 25

3.16

Real-time clock (RTC) and backup registers . . . . . . . . . . . . . . . . . . . . . . 25

3.17

Low-power modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

3.18

VBAT operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

3.19

Timers and watchdogs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

3.19.1

Advanced-control timers (TIM1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

3.19.2

General-purpose timers (TIMx) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

Số phần tương tự - STM32F401RD

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