ST STM32F410 Reference Manual page 115

RM0401
Bits 7:6 Reserved, must be kept at reset value.
Bit 5 USART6RST: USART6 reset
Bit 4 USART1RST: USART1 reset
Bits 3:1 Reserved, must be kept at reset value.
Bit 0 TIM1RST: TIM1 reset
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
Set and cleared by software.
0: does not reset TIM1
1: resets TIM1
RM0401 Rev 3
Reset and clock control (RCC)
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