pub type CALP_W<'a, const O: u8> = BitWriter<'a, u32, CALR_SPEC, CALP_A, O>;
Field CALP writer - Increase frequency of RTC by 488.5 ppm
CALP
No RTCCLK pulses are added
One RTCCLK pulse is effectively inserted every 2^11 pulses (frequency increased by 488.5 ppm)