diff --git a/embassy-stm32/src/dma/gpdma.rs b/embassy-stm32/src/dma/gpdma.rs index b811da1f..b061415e 100644 --- a/embassy-stm32/src/dma/gpdma.rs +++ b/embassy-stm32/src/dma/gpdma.rs @@ -299,19 +299,15 @@ impl<'a, C: Channel> Transfer<'a, C> { pub fn request_stop(&mut self) { let ch = self.channel.regs().ch(self.channel.num()); - - // Disable the channel. Keep the IEs enabled so the irqs still fire. - ch.cr().write(|w| { - w.set_tcie(true); - w.set_useie(true); - w.set_dteie(true); - w.set_suspie(true); + ch.cr().modify(|w| { + w.set_susp(true); }) } pub fn is_running(&mut self) -> bool { let ch = self.channel.regs().ch(self.channel.num()); - !ch.sr().read().tcf() + let sr = ch.sr().read(); + !sr.tcf() && !sr.suspf() } /// Gets the total remaining transfers for the channel