STMicroelectronics RM0365 Reference Manual page 142

RM0365
Bit 31 Reserved, must be kept at reset value.
Bit 30 I2C3EN: I2C3 clock enable (only in STM32F302x6/8 and STM32F302xD/E devices)
Set and cleared by software.
Bit 29 DAC1EN: DAC1 interface clock enable
Set and cleared by software.
Bit 28 PWREN: Power interface clock enable
Set and cleared by software.
Bits 27:263 Reserved, must be kept at reset value.
Bit 25 CANEN: CAN clock enable
Set and reset by software.
Bit 24 Reserved, must be kept at reset value.
Bit 23 USBEN: USB clock enable
Set and reset by software.
Bit 22 I2C2EN: I2C2 clock enable
Set and cleared by software.
Bit 21 I2C1EN: I2C1 clock enable
Set and cleared by software.
Bit 20 UART5EN: UART5 clock enable (STM32F302xB/C/D/E devices only)
Set and cleared by software.
Bit 19 UART4EN: UART4 clock enable (STM32F302xB/C/D/E devices only)
Set and cleared by software.
Bit 18 USART3EN: USART3 clock enable
Set and cleared by software.
0: I2C3 clock disabled
1: I2C3 clock enabled
0: DAC1 interface clock disabled
1: DAC1 interface clock enabled
0: Power interface clock disabled
1: Power interface clock enabled
0: CAN clock disabled
1: CAN clock enabled
0: USB clock disabled
1: USB clock enabled
0: I2C2 clock disabled
1: I2C2 clock enabled
0: I2C1 clock disabled
1: I2C1 clock enabled
0: UART5 clock disabled
1: UART5 clock enabled
0: UART4 clock disabled
1: UART4 clock enabled
0: USART3 clock disabled
1: USART3 clock enabled
DocID025202 Rev 7
Reset and clock control (RCC)
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