forked from M-Labs/thermostat
Fix incorrect dac calibration algo
- Fix abnormally long calibration time
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ae4bea0c8a
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@ -297,7 +297,6 @@ impl Channels {
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let mut best_error = ElectricPotential::new::<volt>(100.0);
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let mut best_error = ElectricPotential::new::<volt>(100.0);
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for step in (5..18).rev() {
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for step in (5..18).rev() {
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let mut prev_value = start_value;
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for value in (start_value..=ad5680::MAX_VALUE).step_by(1 << step) {
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for value in (start_value..=ad5680::MAX_VALUE).step_by(1 << step) {
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match channel {
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match channel {
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0 => {
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0 => {
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@ -316,7 +315,7 @@ impl Channels {
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break;
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break;
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} else if error < best_error {
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} else if error < best_error {
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best_error = error;
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best_error = error;
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start_value = prev_value;
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start_value = value;
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let vref = (value as f64 / ad5680::MAX_VALUE as f64) * DAC_OUT_V_MAX;
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let vref = (value as f64 / ad5680::MAX_VALUE as f64) * DAC_OUT_V_MAX;
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match channel {
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match channel {
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@ -325,8 +324,6 @@ impl Channels {
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_ => unreachable!(),
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_ => unreachable!(),
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}
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}
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}
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}
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prev_value = value;
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}
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}
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}
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}
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@ -58,7 +58,7 @@ mod hw_rev;
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const HSE: MegaHertz = MegaHertz(8);
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const HSE: MegaHertz = MegaHertz(8);
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#[cfg(not(feature = "semihosting"))]
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#[cfg(not(feature = "semihosting"))]
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const WATCHDOG_INTERVAL: u32 = 2_000;
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const WATCHDOG_INTERVAL: u32 = 1_000;
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#[cfg(feature = "semihosting")]
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#[cfg(feature = "semihosting")]
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const WATCHDOG_INTERVAL: u32 = 30_000;
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const WATCHDOG_INTERVAL: u32 = 30_000;
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