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mpu6050/src/range.rs
2021-02-18 12:27:26 +01:00

68 lines
No EOL
1.5 KiB
Rust

use crate::device::*;
/// Defines accelerometer range/sensivity
#[derive(Debug, Eq, PartialEq, Copy, Clone)]
pub enum AccelRange {
G2 = 0,
G4,
G8,
G16,
}
/// Defines gyro range/sensitivity
#[derive(Debug, Eq, PartialEq, Copy, Clone)]
pub enum GyroRange {
D250 = 0,
D500,
D1000,
D2000,
}
impl From<u8> for GyroRange {
fn from(range: u8) -> Self
{
match range {
0 => GyroRange::D250,
1 => GyroRange::D500,
2 => GyroRange::D1000,
3 => GyroRange::D2000,
_ => GyroRange::D250
}
}
}
impl From<u8> for AccelRange {
fn from(range: u8) -> Self
{
match range {
0 => AccelRange::G2,
1 => AccelRange::G4,
2 => AccelRange::G8,
3 => AccelRange::G16,
_ => AccelRange::G2
}
}
}
impl AccelRange {
pub(crate) fn sensitivity(&self) -> f32 {
match &self {
AccelRange::G2 => ACCEL_SENS.0,
AccelRange::G4 => ACCEL_SENS.1,
AccelRange::G8 => ACCEL_SENS.2,
AccelRange::G16 => ACCEL_SENS.3,
}
}
}
// Converts gyro range to correction/scaling factor, see table p. 31 or register sheet
impl GyroRange {
pub(crate) fn sensitivity(&self) -> f32 {
match &self {
GyroRange::D250 => GYRO_SENS.0,
GyroRange::D500 => GYRO_SENS.1,
GyroRange::D1000 => GYRO_SENS.2,
GyroRange::D2000 => GYRO_SENS.3,
}
}
}