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Merge pull request #4115 from 1-rafael-1/dropping-pwm-leaves-pins-in-incorrect-state

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pwm: enable pull-down resistors for pins in Drop implementation
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Ulf Lilleengen 2025-05-15 20:08:25 +02:00 committed by GitHub
commit ee23412d91
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1 changed files with 8 additions and 0 deletions
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embassy-rp/src/pwm.rs
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@ -464,6 +464,10 @@ impl<'d> Drop for Pwm<'d> {
pac::PWM.ch(self.slice).csr().write_clear(|w| w.set_en(false));
if let Some(pin) = &self.pin_a {
pin.gpio().ctrl().write(|w| w.set_funcsel(31));
// Enable pin PULL-DOWN
pin.pad_ctrl().modify(|w| {
w.set_pde(true);
});
}
if let Some(pin) = &self.pin_b {
pin.gpio().ctrl().write(|w| w.set_funcsel(31));
@ -472,6 +476,10 @@ impl<'d> Drop for Pwm<'d> {
pin.pad_ctrl().modify(|w| {
w.set_ie(false);
});
// Enable pin PULL-DOWN
pin.pad_ctrl().modify(|w| {
w.set_pde(true);
});
}
}
}