STMicroelectronics /STM32U5A9 /RCC /RCC_APB1RSTR1

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Interpret as RCC_APB1RSTR1

31 2827 2423 2019 1615 1211 87 43 0 0 0 0 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 (B_0x0)TIM2RST 0 (B_0x0)TIM3RST 0 (B_0x0)TIM4RST 0 (B_0x0)TIM5RST 0 (B_0x0)TIM6RST 0 (B_0x0)TIM7RST 0 (B_0x0)SPI2RST 0 (B_0x0)USART2RST 0 (B_0x0)USART3RST 0 (B_0x0)UART4RST 0 (B_0x0)UART5RST 0 (B_0x0)I2C1RST 0 (B_0x0)I2C2RST 0 (B_0x0)CRSRST 0 (B_0x0)USART6RST

TIM7RST=B_0x0, TIM5RST=B_0x0, SPI2RST=B_0x0, USART3RST=B_0x0, I2C2RST=B_0x0, TIM4RST=B_0x0, CRSRST=B_0x0, UART4RST=B_0x0, USART6RST=B_0x0, TIM3RST=B_0x0, UART5RST=B_0x0, I2C1RST=B_0x0, TIM2RST=B_0x0, USART2RST=B_0x0, TIM6RST=B_0x0

Description

RCC APB1 peripheral reset register 1

Fields

TIM2RST

TIM2 reset This bit is set and cleared by software.

0 (B_0x0): No effect

1 (B_0x1): Reset the TIM2.

TIM3RST

TIM3 reset This bit is set and cleared by software.

0 (B_0x0): No effect

1 (B_0x1): Reset the TIM3.

TIM4RST

TIM4 reset This bit is set and cleared by software.

0 (B_0x0): No effect

1 (B_0x1): Reset the TIM4.

TIM5RST

TIM5 reset This bit is set and cleared by software.

0 (B_0x0): No effect

1 (B_0x1): Reset the TIM5.

TIM6RST

TIM6 reset This bit is set and cleared by software.

0 (B_0x0): No effect

1 (B_0x1): Reset the TIM6.

TIM7RST

TIM7 reset This bit is set and cleared by software.

0 (B_0x0): No effect

1 (B_0x1): Reset the TIM7.

SPI2RST

SPI2 reset This bit is set and cleared by software.

0 (B_0x0): No effect

1 (B_0x1): Reset the SPI2.

USART2RST

USART2 reset This bit is set and cleared by software. Note: This bit is only available on some devices in the STM32U5 Series.Refer to the device datasheet for availability of its associated peripheral. If not present, consider this bit as reserved and keep it at reset value.

0 (B_0x0): No effect

1 (B_0x1): Reset the USART2

USART3RST

USART3 reset This bit is set and cleared by software.

0 (B_0x0): No effect

1 (B_0x1): Reset the USART3.

UART4RST

UART4 reset This bit is set and cleared by software.

0 (B_0x0): No effect

1 (B_0x1): Reset the UART4.

UART5RST

UART5 reset This bit is set and cleared by software.

0 (B_0x0): No effect

1 (B_0x1): Reset the UART5.

I2C1RST

I2C1 reset This bit is set and cleared by software.

0 (B_0x0): No effect

1 (B_0x1): Reset the I2C1.

I2C2RST

I2C2 reset This bit is set and cleared by software.

0 (B_0x0): No effect

1 (B_0x1): Reset the I2C2.

CRSRST

CRS reset This bit is set and cleared by software.

0 (B_0x0): No effect

1 (B_0x1): Reset the CRS.

USART6RST

USART6 reset This bit is set and cleared by software. Note: This bit is only available on some devices in the STM32U5 Series. Refer to the device datasheet for availability of its associated peripheral. If not present, consider this bit as reserved and keep it at reset value.

0 (B_0x0): No effect

1 (B_0x1): Reset the USART6.

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