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RM0440 Rev 4 337/2126

RM0440 Reset and clock control (RCC)

338

0x6C

RCC_

AHB2SMENR

Res.

RNGSMEN

Res.

AESSMEN

Res.

DAC4SMEN

DAC3SMEN

DAC2SMEN

DAC1SMEN

Res.

ADC345SMEN

ADC12SMEN

Res.

CCMSRAMSMEN

SRAM2SMEN

Res.

GPIOGSMEN

GPIOFSMEN

GPIOESMEN

GPIODSMEN

GPIOCSMEN

GPIOBSMEN

GPIOASMEN

Reset value

1 1 1111 11 11 1111111

0x70

RCC_

AHB3SMENR

Res.

QSPISMEN

Res.

FMCSMEN

Reset value

0x78

RCC_

APB1SM

ENR1

LPTIM1SMEN

I2C3SMEN

Res.

PWRSMEN

Res.

FDCANSMEN

Res.

UCPD1SMEN

I2C2SMEN

I2C1SMEN

UART5SMEN

UART4SMEN

USART3SMEN

USART2SMEN

Res.

SP3SMEN

SPI2SMEN

Res.

WWDGSMEN

RTCAPBSMEN

Res.

CRSSMEN

Res.

TIM7SMEN

TIM6SMEN

TIM5SMEN

TIM4SMEN

TIM3SMEN

TIM2SMEN

Reset value

11 1 1 1111111 11 11 1 111111

0x7C

RCC_

APB1SM

ENR2

Res.

UCPD1SMEN

Res.

I2C4SMEN

LPUART1SMEN

Reset value

011

0x80

RCC_

APB2SMENR

Res.

HRTIM1SMEN

Res.

SAI1SMEN

TIM20SMEN

Res.

TIM17SMEN

TIM16SMEN

TIM15SMEN

Res.

USART1SMEN

TIM8SMEN

SPI1SMEN

TIM1SMEN

SPI4SMEN

Res.

SYSCFGSMEN

Reset value

1 11 111 11110 1

0x88

RCC_CCIPR

ADC345SEL

[1:0]

ADC12SEL

[1:0]

CLK48SEL

[1:0]

FDCANSEL

[1:0]

I2S23SEL

[1:0]

SAI1SEL

[1:0]

LPTIM1SEL

[1:0]

I2C3SEL

[1:0]

I2C2SEL

[1:0]

I2C1SEL

[1:0]

LPUART1SEL

[1:0]

UART5SEL

[1:0]

UART4SEL

[1:0]

USART3SEL

[1:0]

USART2SEL

[1:0]

USART1SEL

[1:0]

Reset value

00 0 00000000000000000000000000000

0x90

RCC_BDCR

Res.

LSCOSEL

LSCOEN

Res.

BDRST

RTCEN

Res.

RTCSEL

[1:0]

Res.

LSECSSD

LSECSSON

LSE

DRV

[1:0]

LSEBYP

LSERDY

LSEON

Reset value

00 00 00 0000000

0x94

RCC_CSR

LPWRRSTF

WWDGRSTF

IWDGRSTF

SFTRSTF

BORRSTF

PINRSTF

OBLRSTF

Res.

RMVF

Res.

LSIRDY

LSION

Reset value

0000110 0 00

Table 51. RCC register map and reset values (continued)

Offset Register

Brand	ST
Model	STM32G4 Series
Category	Microcontrollers
Language	English

ST STM32G4 Series User Manual

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ST STM32G4 Series Specifications

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