12 files changed, 16 insertions, 60 deletions

diff --git a/examples/stm32f3/src/bin/usart_dma.rs b/examples/stm32f3/src/bin/usart_dma.rs
index 5234e53b9..573a49f19 100644
--- a/examples/stm32f3/src/bin/usart_dma.rs
+++ b/examples/stm32f3/src/bin/usart_dma.rs
@@ -5,7 +5,6 @@ use core::fmt::Write;
 
 use defmt::*;
 use embassy_executor::Spawner;
-use embassy_stm32::dma::NoDma;
 use embassy_stm32::usart::{Config, Uart};
 use embassy_stm32::{bind_interrupts, peripherals, usart};
 use heapless::String;
@@ -21,7 +20,7 @@ async fn main(_spawner: Spawner) {
     info!("Hello World!");
 
     let config = Config::default();
-    let mut usart = Uart::new(p.USART1, p.PE1, p.PE0, Irqs, p.DMA1_CH4, NoDma, config).unwrap();
+    let mut usart = Uart::new(p.USART1, p.PE1, p.PE0, Irqs, p.DMA1_CH4, p.DMA1_CH5, config).unwrap();
 
     for n in 0u32.. {
         let mut s: String<128> = String::new();
diff --git a/examples/stm32f4/src/bin/usart.rs b/examples/stm32f4/src/bin/usart.rs
index 40d9d70f1..991bf6673 100644
--- a/examples/stm32f4/src/bin/usart.rs
+++ b/examples/stm32f4/src/bin/usart.rs
@@ -3,7 +3,6 @@
 
 use cortex_m_rt::entry;
 use defmt::*;
-use embassy_stm32::dma::NoDma;
 use embassy_stm32::usart::{Config, Uart};
 use embassy_stm32::{bind_interrupts, peripherals, usart};
 use {defmt_rtt as _, panic_probe as _};
@@ -19,7 +18,7 @@ fn main() -> ! {
     let p = embassy_stm32::init(Default::default());
 
     let config = Config::default();
-    let mut usart = Uart::new(p.USART3, p.PD9, p.PD8, Irqs, NoDma, NoDma, config).unwrap();
+    let mut usart = Uart::new_blocking(p.USART3, p.PD9, p.PD8, config).unwrap();
 
     unwrap!(usart.blocking_write(b"Hello Embassy World!\r\n"));
     info!("wrote Hello, starting echo");
diff --git a/examples/stm32f4/src/bin/usart_dma.rs b/examples/stm32f4/src/bin/usart_dma.rs
index dd6de599c..aaf8d6c4f 100644
--- a/examples/stm32f4/src/bin/usart_dma.rs
+++ b/examples/stm32f4/src/bin/usart_dma.rs
@@ -5,7 +5,6 @@ use core::fmt::Write;
 
 use defmt::*;
 use embassy_executor::Spawner;
-use embassy_stm32::dma::NoDma;
 use embassy_stm32::usart::{Config, Uart};
 use embassy_stm32::{bind_interrupts, peripherals, usart};
 use heapless::String;
@@ -21,7 +20,7 @@ async fn main(_spawner: Spawner) {
     info!("Hello World!");
 
     let config = Config::default();
-    let mut usart = Uart::new(p.USART3, p.PD9, p.PD8, Irqs, p.DMA1_CH3, NoDma, config).unwrap();
+    let mut usart = Uart::new(p.USART3, p.PD9, p.PD8, Irqs, p.DMA1_CH3, p.DMA1_CH1, config).unwrap();
 
     for n in 0u32.. {
         let mut s: String<128> = String::new();
diff --git a/examples/stm32f7/src/bin/usart_dma.rs b/examples/stm32f7/src/bin/usart_dma.rs
index fb604b34f..47456adf2 100644
--- a/examples/stm32f7/src/bin/usart_dma.rs
+++ b/examples/stm32f7/src/bin/usart_dma.rs
@@ -5,7 +5,6 @@ use core::fmt::Write;
 
 use defmt::*;
 use embassy_executor::Spawner;
-use embassy_stm32::dma::NoDma;
 use embassy_stm32::usart::{Config, Uart};
 use embassy_stm32::{bind_interrupts, peripherals, usart};
 use heapless::String;
@@ -19,7 +18,7 @@ bind_interrupts!(struct Irqs {
 async fn main(_spawner: Spawner) {
     let p = embassy_stm32::init(Default::default());
     let config = Config::default();
-    let mut usart = Uart::new(p.UART7, p.PA8, p.PA15, Irqs, p.DMA1_CH1, NoDma, config).unwrap();
+    let mut usart = Uart::new(p.UART7, p.PA8, p.PA15, Irqs, p.DMA1_CH1, p.DMA1_CH3, config).unwrap();
 
     for n in 0u32.. {
         let mut s: String<128> = String::new();
diff --git a/examples/stm32h5/src/bin/usart.rs b/examples/stm32h5/src/bin/usart.rs
index f9cbad6af..cc49c2fdb 100644
--- a/examples/stm32h5/src/bin/usart.rs
+++ b/examples/stm32h5/src/bin/usart.rs
@@ -4,22 +4,16 @@
 use cortex_m_rt::entry;
 use defmt::*;
 use embassy_executor::Executor;
-use embassy_stm32::dma::NoDma;
 use embassy_stm32::usart::{Config, Uart};
-use embassy_stm32::{bind_interrupts, peripherals, usart};
 use static_cell::StaticCell;
 use {defmt_rtt as _, panic_probe as _};
 
-bind_interrupts!(struct Irqs {
-    UART7 => usart::InterruptHandler<peripherals::UART7>;
-});
-
 #[embassy_executor::task]
 async fn main_task() {
     let p = embassy_stm32::init(Default::default());
 
     let config = Config::default();
-    let mut usart = Uart::new(p.UART7, p.PF6, p.PF7, Irqs, NoDma, NoDma, config).unwrap();
+    let mut usart = Uart::new_blocking(p.UART7, p.PF6, p.PF7, config).unwrap();
 
     unwrap!(usart.blocking_write(b"Hello Embassy World!\r\n"));
     info!("wrote Hello, starting echo");
diff --git a/examples/stm32h5/src/bin/usart_dma.rs b/examples/stm32h5/src/bin/usart_dma.rs
index caae0dd18..c644e84bd 100644
--- a/examples/stm32h5/src/bin/usart_dma.rs
+++ b/examples/stm32h5/src/bin/usart_dma.rs
@@ -6,7 +6,6 @@ use core::fmt::Write;
 use cortex_m_rt::entry;
 use defmt::*;
 use embassy_executor::Executor;
-use embassy_stm32::dma::NoDma;
 use embassy_stm32::usart::{Config, Uart};
 use embassy_stm32::{bind_interrupts, peripherals, usart};
 use heapless::String;
@@ -22,7 +21,7 @@ async fn main_task() {
     let p = embassy_stm32::init(Default::default());
 
     let config = Config::default();
-    let mut usart = Uart::new(p.UART7, p.PF6, p.PF7, Irqs, p.GPDMA1_CH0, NoDma, config).unwrap();
+    let mut usart = Uart::new(p.UART7, p.PF6, p.PF7, Irqs, p.GPDMA1_CH0, p.GPDMA1_CH1, config).unwrap();
 
     for n in 0u32.. {
         let mut s: String<128> = String::new();
diff --git a/examples/stm32h5/src/bin/usart_split.rs b/examples/stm32h5/src/bin/usart_split.rs
index 92047de8d..77b4caa9e 100644
--- a/examples/stm32h5/src/bin/usart_split.rs
+++ b/examples/stm32h5/src/bin/usart_split.rs
@@ -3,8 +3,8 @@
 
 use defmt::*;
 use embassy_executor::Spawner;
-use embassy_stm32::dma::NoDma;
-use embassy_stm32::peripherals::{GPDMA1_CH1, UART7};
+use embassy_stm32::mode::Async;
+use embassy_stm32::peripherals::UART7;
 use embassy_stm32::usart::{Config, Uart, UartRx};
 use embassy_stm32::{bind_interrupts, peripherals, usart};
 use embassy_sync::blocking_mutex::raw::ThreadModeRawMutex;
@@ -15,18 +15,6 @@ bind_interrupts!(struct Irqs {
     UART7 => usart::InterruptHandler<peripherals::UART7>;
 });
 
-#[embassy_executor::task]
-async fn writer(mut usart: Uart<'static, UART7, NoDma, NoDma>) {
-    unwrap!(usart.blocking_write(b"Hello Embassy World!\r\n"));
-    info!("wrote Hello, starting echo");
-
-    let mut buf = [0u8; 1];
-    loop {
-        unwrap!(usart.blocking_read(&mut buf));
-        unwrap!(usart.blocking_write(&buf));
-    }
-}
-
 static CHANNEL: Channel<ThreadModeRawMutex, [u8; 8], 1> = Channel::new();
 
 #[embassy_executor::main]
@@ -50,7 +38,7 @@ async fn main(spawner: Spawner) -> ! {
 }
 
 #[embassy_executor::task]
-async fn reader(mut rx: UartRx<'static, UART7, GPDMA1_CH1>) {
+async fn reader(mut rx: UartRx<'static, UART7, Async>) {
     let mut buf = [0; 8];
     loop {
         info!("reading...");
diff --git a/examples/stm32h7/src/bin/usart.rs b/examples/stm32h7/src/bin/usart.rs
index f9cbad6af..cc49c2fdb 100644
--- a/examples/stm32h7/src/bin/usart.rs
+++ b/examples/stm32h7/src/bin/usart.rs
@@ -4,22 +4,16 @@
 use cortex_m_rt::entry;
 use defmt::*;
 use embassy_executor::Executor;
-use embassy_stm32::dma::NoDma;
 use embassy_stm32::usart::{Config, Uart};
-use embassy_stm32::{bind_interrupts, peripherals, usart};
 use static_cell::StaticCell;
 use {defmt_rtt as _, panic_probe as _};
 
-bind_interrupts!(struct Irqs {
-    UART7 => usart::InterruptHandler<peripherals::UART7>;
-});
-
 #[embassy_executor::task]
 async fn main_task() {
     let p = embassy_stm32::init(Default::default());
 
     let config = Config::default();
-    let mut usart = Uart::new(p.UART7, p.PF6, p.PF7, Irqs, NoDma, NoDma, config).unwrap();
+    let mut usart = Uart::new_blocking(p.UART7, p.PF6, p.PF7, config).unwrap();
 
     unwrap!(usart.blocking_write(b"Hello Embassy World!\r\n"));
     info!("wrote Hello, starting echo");
diff --git a/examples/stm32h7/src/bin/usart_dma.rs b/examples/stm32h7/src/bin/usart_dma.rs
index ae1f3a2e9..6f340d40a 100644
--- a/examples/stm32h7/src/bin/usart_dma.rs
+++ b/examples/stm32h7/src/bin/usart_dma.rs
@@ -6,7 +6,6 @@ use core::fmt::Write;
 use cortex_m_rt::entry;
 use defmt::*;
 use embassy_executor::Executor;
-use embassy_stm32::dma::NoDma;
 use embassy_stm32::usart::{Config, Uart};
 use embassy_stm32::{bind_interrupts, peripherals, usart};
 use heapless::String;
@@ -22,7 +21,7 @@ async fn main_task() {
     let p = embassy_stm32::init(Default::default());
 
     let config = Config::default();
-    let mut usart = Uart::new(p.UART7, p.PF6, p.PF7, Irqs, p.DMA1_CH0, NoDma, config).unwrap();
+    let mut usart = Uart::new(p.UART7, p.PF6, p.PF7, Irqs, p.DMA1_CH0, p.DMA1_CH1, config).unwrap();
 
     for n in 0u32.. {
         let mut s: String<128> = String::new();
diff --git a/examples/stm32h7/src/bin/usart_split.rs b/examples/stm32h7/src/bin/usart_split.rs
index b98c40877..4ad8e77ce 100644
--- a/examples/stm32h7/src/bin/usart_split.rs
+++ b/examples/stm32h7/src/bin/usart_split.rs
@@ -3,8 +3,8 @@
 
 use defmt::*;
 use embassy_executor::Spawner;
-use embassy_stm32::dma::NoDma;
-use embassy_stm32::peripherals::{DMA1_CH1, UART7};
+use embassy_stm32::mode::Async;
+use embassy_stm32::peripherals::UART7;
 use embassy_stm32::usart::{Config, Uart, UartRx};
 use embassy_stm32::{bind_interrupts, peripherals, usart};
 use embassy_sync::blocking_mutex::raw::ThreadModeRawMutex;
@@ -15,18 +15,6 @@ bind_interrupts!(struct Irqs {
     UART7 => usart::InterruptHandler<peripherals::UART7>;
 });
 
-#[embassy_executor::task]
-async fn writer(mut usart: Uart<'static, UART7, NoDma, NoDma>) {
-    unwrap!(usart.blocking_write(b"Hello Embassy World!\r\n"));
-    info!("wrote Hello, starting echo");
-
-    let mut buf = [0u8; 1];
-    loop {
-        unwrap!(usart.blocking_read(&mut buf));
-        unwrap!(usart.blocking_write(&buf));
-    }
-}
-
 static CHANNEL: Channel<ThreadModeRawMutex, [u8; 8], 1> = Channel::new();
 
 #[embassy_executor::main]
@@ -50,7 +38,7 @@ async fn main(spawner: Spawner) -> ! {
 }
 
 #[embassy_executor::task]
-async fn reader(mut rx: UartRx<'static, UART7, DMA1_CH1>) {
+async fn reader(mut rx: UartRx<'static, UART7, Async>) {
     let mut buf = [0; 8];
     loop {
         info!("reading...");
diff --git a/examples/stm32l4/src/bin/usart.rs b/examples/stm32l4/src/bin/usart.rs
index 7bab23950..d9b388026 100644
--- a/examples/stm32l4/src/bin/usart.rs
+++ b/examples/stm32l4/src/bin/usart.rs
@@ -2,7 +2,6 @@
 #![no_main]
 
 use defmt::*;
-use embassy_stm32::dma::NoDma;
 use embassy_stm32::usart::{Config, Uart};
 use embassy_stm32::{bind_interrupts, peripherals, usart};
 use {defmt_rtt as _, panic_probe as _};
@@ -18,7 +17,7 @@ fn main() -> ! {
     let p = embassy_stm32::init(Default::default());
 
     let config = Config::default();
-    let mut usart = Uart::new(p.UART4, p.PA1, p.PA0, Irqs, NoDma, NoDma, config).unwrap();
+    let mut usart = Uart::new_blocking(p.UART4, p.PA1, p.PA0, config).unwrap();
 
     unwrap!(usart.blocking_write(b"Hello Embassy World!\r\n"));
     info!("wrote Hello, starting echo");
diff --git a/examples/stm32l4/src/bin/usart_dma.rs b/examples/stm32l4/src/bin/usart_dma.rs
index 031888f70..b4f7a1643 100644
--- a/examples/stm32l4/src/bin/usart_dma.rs
+++ b/examples/stm32l4/src/bin/usart_dma.rs
@@ -5,7 +5,6 @@ use core::fmt::Write;
 
 use defmt::*;
 use embassy_executor::Spawner;
-use embassy_stm32::dma::NoDma;
 use embassy_stm32::usart::{Config, Uart};
 use embassy_stm32::{bind_interrupts, peripherals, usart};
 use heapless::String;
@@ -21,7 +20,7 @@ async fn main(_spawner: Spawner) {
     info!("Hello World!");
 
     let config = Config::default();
-    let mut usart = Uart::new(p.UART4, p.PA1, p.PA0, Irqs, p.DMA1_CH3, NoDma, config).unwrap();
+    let mut usart = Uart::new(p.UART4, p.PA1, p.PA0, Irqs, p.DMA1_CH3, p.DMA1_CH4, config).unwrap();
 
     for n in 0u32.. {
         let mut s: String<128> = String::new();