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magic fafo constant found

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Robert Schauklies 2026-03-14 18:23:11 +01:00
parent 0e97a15fab
commit 14a61d2f84
1 changed files with 4 additions and 2 deletions
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6
spinnyboy_rust/src/bin/dc_driver/dshot.rs
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@ -16,6 +16,7 @@ fn calculate_crc(frame: u16) -> u16 {
IFlight XING-E Pro 2207 2750KV
*/
const XING_EPRO_22_POLES: u32 = 4;
const XING_EPRO_22_MAGNETS: u32 = 14;
#[allow(dead_code)]
#[allow(non_camel_case_types)]
@ -322,8 +323,9 @@ impl<'a> DShot<'a> {
let period_ms: u32 = (mantissa << exp).into();
let erpm = (60 * 1_000_000) / period_ms;
let rpm = erpm/XING_EPRO_22_POLES;
self.rpm.set(Some((rpm as f32 / 1.7) as _))
let rpm = erpm/(XING_EPRO_22_MAGNETS/2);
// let rpm = erpm/7;
self.rpm.set(Some((rpm as f32) as _))
}
}
}