STM32F105VC datasheet(2/103 Pages) STMICROELECTRONICS

Part #	STM32F105VC

Description	Connectivity line, ARM-based 32-bit MCU with 64/256 KB Flash, USB OTG, Ethernet

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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2 / 103 page

Contents

STM32F105xx, STM32F107xx

2/103

Doc ID 15274 Rev 6

Contents

1

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

2

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

2.1

Device overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

2.2

Full compatibility throughout the family . . . . . . . . . . . . . . . . . . . . . . . . . . 11

2.3

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

2.3.1

ARM® Cortex™-M3 core with embedded Flash and SRAM . . . . . . . . . 13

2.3.2

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

2.3.3

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

2.3.4

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

2.3.5

Nested vectored interrupt controller (NVIC) . . . . . . . . . . . . . . . . . . . . . . 13

2.3.6

External interrupt/event controller (EXTI) . . . . . . . . . . . . . . . . . . . . . . . 14

2.3.7

Clocks and startup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

2.3.8

Boot modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

2.3.9

Power supply schemes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

2.3.10

Power supply supervisor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

2.3.11

Voltage regulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

2.3.12

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

2.3.13

DMA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

2.3.14

RTC (real-time clock) and backup registers . . . . . . . . . . . . . . . . . . . . . . 16

2.3.15

Timers and watchdogs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

2.3.16

I²C bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

2.3.17

Universal synchronous/asynchronous receiver transmitters (USARTs) 18

2.3.18

Serial peripheral interface (SPI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

2.3.19

Inter-integrated sound (I2S) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

2.3.20

Ethernet MAC interface with dedicated DMA and IEEE 1588 support . 19

2.3.21

Controller area network (CAN) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

2.3.22

Universal serial bus on-the-go full-speed (USB OTG FS) . . . . . . . . . . . 20

2.3.23

GPIOs (general-purpose inputs/outputs) . . . . . . . . . . . . . . . . . . . . . . . . 20

2.3.24

Remap capability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

2.3.25

ADCs (analog-to-digital converters) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

2.3.26

DAC (digital-to-analog converter) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

2.3.27

Temperature sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

2.3.28

Serial wire JTAG debug port (SWJ-DP) . . . . . . . . . . . . . . . . . . . . . . . . . 22

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