ST STM32F423 Reference Manual page 147

RM0430
Bit 15 Reserved, must be kept at reset value.
Bit 14 SYSCFGRST: System configuration controller reset
Bit 13 SPI4RST: SPI4 reset
Bit 12 SPI1RST: SPI1 reset
Bit 11 SDIORST: SDIO reset
Bits 10:9 Reserved, must be kept at reset value.
Bit 8 ADCRST: ADC interface reset
Bit 7 UART10RST: UART10 reset
Bit 6 UART9RST: UART9 reset
Bit 5 USART6RST: USART6 reset
Bit 4 USART1RST: USART1 reset
Set and cleared by software.
0: does not reset the System configuration controller
1: resets the System configuration controller
Set and reset by software.
0: does not reset SPI4
1: resets SPI4
Set and cleared by software.
0: does not reset SPI1
1: resets SPI1
Set and cleared by software.
0: does not reset the SDIO module
1: resets the SDIO module
Set and cleared by software.
0: does not reset the ADC interface
1: resets the ADC interface
Set and cleared by software.
0: does not reset UART10
1: resets UART10
Set and cleared by software.
0: does not reset UART9
1: resets UART9
Set and cleared by software.
0: does not reset USART6
1: resets USART6
Set and cleared by software.
0: does not reset USART1
1: resets USART1
Reset and clock control (RCC) for STM32F413/423
RM0430 Rev 8 147/1324
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