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Refactor: Factor out Resolution

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This commit is contained in:
Grant Miller
2022-10-26 02:04:52 -05:00
parent 5142674786
commit 7b38b95e10
5 changed files with 67 additions and 105 deletions
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35
embassy-stm32/src/adc/v2.rs
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@ -4,7 +4,7 @@ use embassy_hal_common::into_ref;
use embedded_hal_02::blocking::delay::DelayUs;
use super::InternalChannel;
use crate::adc::{AdcPin, Instance, SampleTime};
use crate::adc::{AdcPin, Instance, Resolution, SampleTime};
use crate::peripherals::ADC1;
use crate::time::Hertz;
use crate::Peripheral;
@ -17,39 +17,6 @@ pub const VREF_CALIB_MV: u32 = 3300;
/// ADC turn-on time
pub const ADC_POWERUP_TIME_US: u32 = 3;
pub enum Resolution {
TwelveBit,
TenBit,
EightBit,
SixBit,
}
impl Default for Resolution {
fn default() -> Self {
Self::TwelveBit
}
}
impl Resolution {
fn res(&self) -> crate::pac::adc::vals::Res {
match self {
Resolution::TwelveBit => crate::pac::adc::vals::Res::TWELVEBIT,
Resolution::TenBit => crate::pac::adc::vals::Res::TENBIT,
Resolution::EightBit => crate::pac::adc::vals::Res::EIGHTBIT,
Resolution::SixBit => crate::pac::adc::vals::Res::SIXBIT,
}
}
pub fn to_max_count(&self) -> u32 {
match self {
Resolution::TwelveBit => (1 << 12) - 1,
Resolution::TenBit => (1 << 10) - 1,
Resolution::EightBit => (1 << 8) - 1,
Resolution::SixBit => (1 << 6) - 1,
}
}
}
pub struct VrefInt;
impl InternalChannel<ADC1> for VrefInt {}
impl super::sealed::InternalChannel<ADC1> for VrefInt {