Merge #592

592: Initial work on unstable-trait feature for stm32 r=lulf a=lulf

Implements async traits for exti for now. 

Co-authored-by: Ulf Lilleengen <[email protected]>

2 files changed, 3 insertions, 4 deletions

diff --git a/examples/stm32h7/src/bin/camera.rs b/examples/stm32h7/src/bin/camera.rs
index 9e8071bb3..9760d0f74 100644
--- a/examples/stm32h7/src/bin/camera.rs
+++ b/examples/stm32h7/src/bin/camera.rs
@@ -128,7 +128,7 @@ mod ov7725 {
     use defmt::Format;
     use embassy::time::{Duration, Timer};
     use embassy_stm32::rcc::{Mco, McoInstance};
-    use embassy_traits::i2c::I2c;
+    use embedded_hal_async::i2c::I2c;
 
     #[repr(u8)]
     pub enum RgbFormat {
diff --git a/examples/stm32h7/src/bin/spi_dma.rs b/examples/stm32h7/src/bin/spi_dma.rs
index 192e2e864..15ae09973 100644
--- a/examples/stm32h7/src/bin/spi_dma.rs
+++ b/examples/stm32h7/src/bin/spi_dma.rs
@@ -9,7 +9,6 @@ use core::fmt::Write;
 use embassy::executor::Executor;
 use embassy::util::Forever;
 use embassy_stm32::time::U32Ext;
-use embassy_traits::spi::FullDuplex;
 use example_common::*;
 
 use core::str::from_utf8;
@@ -24,8 +23,8 @@ async fn main_task(mut spi: spi::Spi<'static, SPI3, DMA1_CH3, DMA1_CH4>) {
         let mut write: String<128> = String::new();
         let mut read = [0; 128];
         core::write!(&mut write, "Hello DMA World {}!\r\n", n).unwrap();
-        // read_write will slice the &mut read down to &write's actual length.
-        spi.read_write(&mut read, write.as_bytes()).await.ok();
+        // transfer will slice the &mut read down to &write's actual length.
+        spi.transfer(&mut read, write.as_bytes()).await.ok();
         info!("read via spi+dma: {}", from_utf8(&read).unwrap());
     }
 }