Constant stm32ral::stm32g0::peripherals::tim1_v2::CCMR2::CC4S::RW::B_0x3

pub const B_0x3: u32 = 0b11;

0b11: CC4 channel is configured as input, IC4 is mapped on TRC. This mode is working only if an internal trigger input is selected through TS bit (TIMx_SMCR register)