From 319b0fe3d78c60aa123a8cbdfac850d61f1478b0 Mon Sep 17 00:00:00 2001
From: Martin Marmsoler <martin.marmsoler@gmail.com>
Date: Sat, 27 Jan 2024 18:20:53 +0100
Subject: [PATCH] Do not wait when the pwm is disabled
Reason: because in this case no seqend event is raised and therefore an infinity loop occurs
---
embassy-nrf/src/pwm.rs | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/embassy-nrf/src/pwm.rs b/embassy-nrf/src/pwm.rs
index 90aeb09c0..e0583b770 100644
--- a/embassy-nrf/src/pwm.rs
+++ b/embassy-nrf/src/pwm.rs
@@ -760,7 +760,9 @@ impl<'d, T: Instance> SimplePwm<'d, T> {
// defensive wait until waveform is loaded after seqstart so set_duty
// can't be called again while dma is still reading
- while r.events_seqend[0].read().bits() == 0 {}
+ if self.is_enabled() {
+ while r.events_seqend[0].read().bits() == 0 {}
+ }
}
/// Sets the PWM clock prescaler.