stm32/timer: enable channels for waveform_up multi

2 files changed, 10 insertions, 0 deletions

diff --git a/embassy-stm32/src/timer/complementary_pwm.rs b/embassy-stm32/src/timer/complementary_pwm.rs
index d194899c6..996759060 100644
--- a/embassy-stm32/src/timer/complementary_pwm.rs
+++ b/embassy-stm32/src/timer/complementary_pwm.rs
@@ -263,6 +263,11 @@ impl<'d, T: AdvancedInstance4Channel> ComplementaryPwm<'d, T> {
         ending_channel: Channel,
         duty: &[T::Word],
     ) {
+        [Channel::Ch1, Channel::Ch2, Channel::Ch3, Channel::Ch4]
+            .iter()
+            .filter(|ch| ch.index() >= starting_channel.index())
+            .filter(|ch| ch.index() <= ending_channel.index())
+            .for_each(|ch| self.inner.enable_channel(*ch, true));
         self.inner.enable_update_dma(true);
         self.inner
             .setup_update_dma_burst(dma, starting_channel, ending_channel, duty)
diff --git a/embassy-stm32/src/timer/simple_pwm.rs b/embassy-stm32/src/timer/simple_pwm.rs
index 8dc84cdfa..466c56db2 100644
--- a/embassy-stm32/src/timer/simple_pwm.rs
+++ b/embassy-stm32/src/timer/simple_pwm.rs
@@ -387,6 +387,11 @@ impl<'d, T: GeneralInstance4Channel> SimplePwm<'d, T> {
         ending_channel: Channel,
         duty: &[T::Word],
     ) {
+        [Channel::Ch1, Channel::Ch2, Channel::Ch3, Channel::Ch4]
+            .iter()
+            .filter(|ch| ch.index() >= starting_channel.index())
+            .filter(|ch| ch.index() <= ending_channel.index())
+            .for_each(|ch| self.inner.enable_channel(*ch, true));
         self.inner.enable_update_dma(true);
         self.inner
             .setup_update_dma_burst(dma, starting_channel, ending_channel, duty)