25 files changed, 168 insertions, 64 deletions

diff --git a/examples/stm32h7/src/bin/adc.rs b/examples/stm32h7/src/bin/adc.rs
index 98504ddf6..fc45541bf 100644
--- a/examples/stm32h7/src/bin/adc.rs
+++ b/examples/stm32h7/src/bin/adc.rs
@@ -3,8 +3,8 @@
 
 use defmt::*;
 use embassy_executor::Spawner;
-use embassy_stm32::adc::{Adc, SampleTime};
 use embassy_stm32::Config;
+use embassy_stm32::adc::{Adc, SampleTime};
 use embassy_time::Timer;
 use {defmt_rtt as _, panic_probe as _};
 
@@ -46,14 +46,12 @@ async fn main(_spawner: Spawner) {
 
     let mut adc = Adc::new(p.ADC3);
 
-    adc.set_sample_time(SampleTime::CYCLES32_5);
-
     let mut vrefint_channel = adc.enable_vrefint();
 
     loop {
-        let vrefint = adc.blocking_read(&mut vrefint_channel);
+        let vrefint = adc.blocking_read(&mut vrefint_channel, SampleTime::CYCLES32_5);
         info!("vrefint: {}", vrefint);
-        let measured = adc.blocking_read(&mut p.PC0);
+        let measured = adc.blocking_read(&mut p.PC0, SampleTime::CYCLES32_5);
         info!("measured: {}", measured);
         Timer::after_millis(500).await;
     }
diff --git a/examples/stm32h7/src/bin/adc_dma.rs b/examples/stm32h7/src/bin/adc_dma.rs
index f06b5d06e..cedb32e47 100644
--- a/examples/stm32h7/src/bin/adc_dma.rs
+++ b/examples/stm32h7/src/bin/adc_dma.rs
@@ -3,8 +3,8 @@
 
 use defmt::*;
 use embassy_executor::Spawner;
-use embassy_stm32::adc::{Adc, AdcChannel as _, SampleTime};
 use embassy_stm32::Config;
+use embassy_stm32::adc::{Adc, AdcChannel as _, SampleTime};
 use embassy_time::Timer;
 use {defmt_rtt as _, panic_probe as _};
 
diff --git a/examples/stm32h7/src/bin/button_exti.rs b/examples/stm32h7/src/bin/button_exti.rs
index 2a546dac5..e7e1549a8 100644
--- a/examples/stm32h7/src/bin/button_exti.rs
+++ b/examples/stm32h7/src/bin/button_exti.rs
@@ -3,16 +3,22 @@
 
 use defmt::*;
 use embassy_executor::Spawner;
-use embassy_stm32::exti::ExtiInput;
+use embassy_stm32::exti::{self, ExtiInput};
 use embassy_stm32::gpio::Pull;
+use embassy_stm32::{bind_interrupts, interrupt};
 use {defmt_rtt as _, panic_probe as _};
 
+bind_interrupts!(
+    pub struct Irqs{
+        EXTI15_10 => exti::InterruptHandler<interrupt::typelevel::EXTI15_10>;
+});
+
 #[embassy_executor::main]
 async fn main(_spawner: Spawner) {
     let p = embassy_stm32::init(Default::default());
     info!("Hello World!");
 
-    let mut button = ExtiInput::new(p.PC13, p.EXTI13, Pull::Down);
+    let mut button = ExtiInput::new(p.PC13, p.EXTI13, Pull::Down, Irqs);
 
     info!("Press the USER button...");
 
diff --git a/examples/stm32h7/src/bin/camera.rs b/examples/stm32h7/src/bin/camera.rs
index 8f2e265d6..c593d5e0b 100644
--- a/examples/stm32h7/src/bin/camera.rs
+++ b/examples/stm32h7/src/bin/camera.rs
@@ -5,8 +5,8 @@ use embassy_executor::Spawner;
 use embassy_stm32::dcmi::{self, *};
 use embassy_stm32::gpio::{Level, Output, Speed};
 use embassy_stm32::i2c::I2c;
-use embassy_stm32::rcc::{Mco, Mco1Source, McoPrescaler};
-use embassy_stm32::{bind_interrupts, i2c, peripherals, Config};
+use embassy_stm32::rcc::{Mco, Mco1Source, McoConfig, McoPrescaler};
+use embassy_stm32::{Config, bind_interrupts, i2c, peripherals};
 use embassy_time::Timer;
 use ov7725::*;
 use {defmt_rtt as _, panic_probe as _};
@@ -48,7 +48,14 @@ async fn main(_spawner: Spawner) {
     let p = embassy_stm32::init(config);
 
     defmt::info!("Hello World!");
-    let mco = Mco::new(p.MCO1, p.PA8, Mco1Source::HSI, McoPrescaler::DIV3);
+
+    let mco_config = {
+        let mut config = McoConfig::default();
+        config.prescaler = McoPrescaler::DIV3;
+        config
+    };
+
+    let mco = Mco::new(p.MCO1, p.PA8, Mco1Source::HSI, mco_config);
 
     let mut led = Output::new(p.PE3, Level::High, Speed::Low);
     let cam_i2c = I2c::new(p.I2C1, p.PB8, p.PB9, Irqs, p.DMA1_CH1, p.DMA1_CH2, Default::default());
diff --git a/examples/stm32h7/src/bin/can.rs b/examples/stm32h7/src/bin/can.rs
index 0af11ef3e..49830f9b7 100644
--- a/examples/stm32h7/src/bin/can.rs
+++ b/examples/stm32h7/src/bin/can.rs
@@ -4,7 +4,7 @@
 use defmt::*;
 use embassy_executor::Spawner;
 use embassy_stm32::peripherals::*;
-use embassy_stm32::{bind_interrupts, can, rcc, Config};
+use embassy_stm32::{Config, bind_interrupts, can, rcc};
 use embassy_time::Timer;
 use {defmt_rtt as _, panic_probe as _};
 
diff --git a/examples/stm32h7/src/bin/dac.rs b/examples/stm32h7/src/bin/dac.rs
index 27df80336..fa22837c5 100644
--- a/examples/stm32h7/src/bin/dac.rs
+++ b/examples/stm32h7/src/bin/dac.rs
@@ -3,8 +3,8 @@
 
 use cortex_m_rt::entry;
 use defmt::*;
-use embassy_stm32::dac::{DacCh1, Value};
 use embassy_stm32::Config;
+use embassy_stm32::dac::{DacCh1, Value};
 use {defmt_rtt as _, panic_probe as _};
 
 #[entry]
diff --git a/examples/stm32h7/src/bin/dac_dma.rs b/examples/stm32h7/src/bin/dac_dma.rs
index df37e9d78..9ccefa761 100644
--- a/examples/stm32h7/src/bin/dac_dma.rs
+++ b/examples/stm32h7/src/bin/dac_dma.rs
@@ -3,6 +3,7 @@
 
 use defmt::*;
 use embassy_executor::Spawner;
+use embassy_stm32::Peri;
 use embassy_stm32::dac::{DacCh1, DacCh2, ValueArray};
 use embassy_stm32::mode::Async;
 use embassy_stm32::pac::timer::vals::Mms;
@@ -10,7 +11,6 @@ use embassy_stm32::peripherals::{DAC1, TIM6, TIM7};
 use embassy_stm32::rcc::frequency;
 use embassy_stm32::time::Hertz;
 use embassy_stm32::timer::low_level::Timer;
-use embassy_stm32::Peri;
 use micromath::F32Ext;
 use {defmt_rtt as _, panic_probe as _};
 
diff --git a/examples/stm32h7/src/bin/eth.rs b/examples/stm32h7/src/bin/eth.rs
index 6c215362d..09915799b 100644
--- a/examples/stm32h7/src/bin/eth.rs
+++ b/examples/stm32h7/src/bin/eth.rs
@@ -5,10 +5,10 @@ use defmt::*;
 use embassy_executor::Spawner;
 use embassy_net::tcp::TcpSocket;
 use embassy_net::{Ipv4Address, StackResources};
-use embassy_stm32::eth::{Ethernet, GenericPhy, PacketQueue};
-use embassy_stm32::peripherals::ETH;
+use embassy_stm32::eth::{Ethernet, GenericPhy, PacketQueue, Sma};
+use embassy_stm32::peripherals::{ETH, ETH_SMA};
 use embassy_stm32::rng::Rng;
-use embassy_stm32::{bind_interrupts, eth, peripherals, rng, Config};
+use embassy_stm32::{Config, bind_interrupts, eth, peripherals, rng};
 use embassy_time::Timer;
 use embedded_io_async::Write;
 use static_cell::StaticCell;
@@ -19,7 +19,7 @@ bind_interrupts!(struct Irqs {
     RNG => rng::InterruptHandler<peripherals::RNG>;
 });
 
-type Device = Ethernet<'static, ETH, GenericPhy>;
+type Device = Ethernet<'static, ETH, GenericPhy<Sma<'static, ETH_SMA>>>;
 
 #[embassy_executor::task]
 async fn net_task(mut runner: embassy_net::Runner<'static, Device>) -> ! {
@@ -69,16 +69,16 @@ async fn main(spawner: Spawner) -> ! {
         p.ETH,
         Irqs,
         p.PA1,  // ref_clk
-        p.PA2,  // mdio
-        p.PC1,  // eth_mdc
         p.PA7,  // CRS_DV: Carrier Sense
         p.PC4,  // RX_D0: Received Bit 0
         p.PC5,  // RX_D1: Received Bit 1
         p.PG13, // TX_D0: Transmit Bit 0
         p.PB13, // TX_D1: Transmit Bit 1
         p.PG11, // TX_EN: Transmit Enable
-        GenericPhy::new_auto(),
         mac_addr,
+        p.ETH_SMA,
+        p.PA2, // mdio
+        p.PC1, // mdc
     );
 
     let config = embassy_net::Config::dhcpv4(Default::default());
diff --git a/examples/stm32h7/src/bin/eth_client.rs b/examples/stm32h7/src/bin/eth_client.rs
index 10ac57fc9..189c99686 100644
--- a/examples/stm32h7/src/bin/eth_client.rs
+++ b/examples/stm32h7/src/bin/eth_client.rs
@@ -5,12 +5,12 @@ use core::net::{Ipv4Addr, SocketAddr, SocketAddrV4};
 
 use defmt::*;
 use embassy_executor::Spawner;
-use embassy_net::tcp::client::{TcpClient, TcpClientState};
 use embassy_net::StackResources;
-use embassy_stm32::eth::{Ethernet, GenericPhy, PacketQueue};
-use embassy_stm32::peripherals::ETH;
+use embassy_net::tcp::client::{TcpClient, TcpClientState};
+use embassy_stm32::eth::{Ethernet, GenericPhy, PacketQueue, Sma};
+use embassy_stm32::peripherals::{ETH, ETH_SMA};
 use embassy_stm32::rng::Rng;
-use embassy_stm32::{bind_interrupts, eth, peripherals, rng, Config};
+use embassy_stm32::{Config, bind_interrupts, eth, peripherals, rng};
 use embassy_time::Timer;
 use embedded_io_async::Write;
 use embedded_nal_async::TcpConnect;
@@ -22,7 +22,7 @@ bind_interrupts!(struct Irqs {
     RNG => rng::InterruptHandler<peripherals::RNG>;
 });
 
-type Device = Ethernet<'static, ETH, GenericPhy>;
+type Device = Ethernet<'static, ETH, GenericPhy<Sma<'static, ETH_SMA>>>;
 
 #[embassy_executor::task]
 async fn net_task(mut runner: embassy_net::Runner<'static, Device>) -> ! {
@@ -71,16 +71,16 @@ async fn main(spawner: Spawner) -> ! {
         p.ETH,
         Irqs,
         p.PA1,
-        p.PA2,
-        p.PC1,
         p.PA7,
         p.PC4,
         p.PC5,
         p.PG13,
         p.PB13,
         p.PG11,
-        GenericPhy::new_auto(),
         mac_addr,
+        p.ETH_SMA,
+        p.PA2,
+        p.PC1,
     );
 
     let config = embassy_net::Config::dhcpv4(Default::default());
diff --git a/examples/stm32h7/src/bin/eth_client_mii.rs b/examples/stm32h7/src/bin/eth_client_mii.rs
index c6a108471..92c823567 100644
--- a/examples/stm32h7/src/bin/eth_client_mii.rs
+++ b/examples/stm32h7/src/bin/eth_client_mii.rs
@@ -5,12 +5,12 @@ use core::net::{Ipv4Addr, SocketAddr, SocketAddrV4};
 
 use defmt::*;
 use embassy_executor::Spawner;
-use embassy_net::tcp::client::{TcpClient, TcpClientState};
 use embassy_net::StackResources;
-use embassy_stm32::eth::{Ethernet, GenericPhy, PacketQueue};
-use embassy_stm32::peripherals::ETH;
+use embassy_net::tcp::client::{TcpClient, TcpClientState};
+use embassy_stm32::eth::{Ethernet, GenericPhy, PacketQueue, Sma};
+use embassy_stm32::peripherals::{ETH, ETH_SMA};
 use embassy_stm32::rng::Rng;
-use embassy_stm32::{bind_interrupts, eth, peripherals, rng, Config};
+use embassy_stm32::{Config, bind_interrupts, eth, peripherals, rng};
 use embassy_time::Timer;
 use embedded_io_async::Write;
 use embedded_nal_async::TcpConnect;
@@ -22,7 +22,7 @@ bind_interrupts!(struct Irqs {
     RNG => rng::InterruptHandler<peripherals::RNG>;
 });
 
-type Device = Ethernet<'static, ETH, GenericPhy>;
+type Device = Ethernet<'static, ETH, GenericPhy<Sma<'static, ETH_SMA>>>;
 
 #[embassy_executor::task]
 async fn net_task(mut runner: embassy_net::Runner<'static, Device>) -> ! {
@@ -72,8 +72,6 @@ async fn main(spawner: Spawner) -> ! {
         Irqs,
         p.PA1,
         p.PC3,
-        p.PA2,
-        p.PC1,
         p.PA7,
         p.PC4,
         p.PC5,
@@ -84,8 +82,10 @@ async fn main(spawner: Spawner) -> ! {
         p.PC2,
         p.PE2,
         p.PG11,
-        GenericPhy::new_auto(),
         mac_addr,
+        p.ETH_SMA,
+        p.PA2,
+        p.PC1,
     );
     info!("Device created");
 
diff --git a/examples/stm32h7/src/bin/flash_async.rs b/examples/stm32h7/src/bin/flash_async.rs
new file mode 100644
index 000000000..96d1936f3
--- /dev/null
+++ b/examples/stm32h7/src/bin/flash_async.rs
@@ -0,0 +1,84 @@
+#![no_std]
+#![no_main]
+
+use defmt::{info, unwrap};
+use embassy_executor::Spawner;
+use embassy_stm32::flash::{Flash, InterruptHandler};
+use embassy_stm32::gpio::{AnyPin, Level, Output, Speed};
+use embassy_stm32::{Peri, bind_interrupts};
+use embassy_time::Timer;
+use {defmt_rtt as _, panic_probe as _};
+
+bind_interrupts!(struct Irqs {
+    FLASH => InterruptHandler;
+});
+
+#[embassy_executor::main]
+async fn main(spawner: Spawner) {
+    let p = embassy_stm32::init(Default::default());
+    info!("Hello Flash!");
+
+    let mut f = Flash::new(p.FLASH, Irqs);
+
+    // Led should blink uninterrupted during ~2sec erase operation
+    spawner.spawn(blinky(p.PB14.into()).unwrap());
+
+    // Test on bank 2 in order not to stall CPU.
+    test_flash(&mut f, 1024 * 1024, 128 * 1024).await;
+}
+
+#[embassy_executor::task]
+async fn blinky(p: Peri<'static, AnyPin>) {
+    let mut led = Output::new(p, Level::High, Speed::Low);
+
+    loop {
+        info!("high");
+        led.set_high();
+        Timer::after_millis(300).await;
+
+        info!("low");
+        led.set_low();
+        Timer::after_millis(300).await;
+    }
+}
+
+async fn test_flash<'a>(f: &mut Flash<'a>, offset: u32, size: u32) {
+    info!("Testing offset: {=u32:#X}, size: {=u32:#X}", offset, size);
+
+    info!("Reading...");
+    let mut buf = [0u8; 32];
+    unwrap!(f.blocking_read(offset, &mut buf));
+    info!("Read: {=[u8]:x}", buf);
+
+    info!("Erasing...");
+    unwrap!(f.erase(offset, offset + size).await);
+
+    info!("Reading...");
+    let mut buf = [0u8; 32];
+    unwrap!(f.blocking_read(offset, &mut buf));
+    info!("Read after erase: {=[u8]:x}", buf);
+
+    info!("Writing...");
+    unwrap!(
+        f.write(
+            offset,
+            &[
+                1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28,
+                29, 30, 31, 32
+            ]
+        )
+        .await
+    );
+
+    info!("Reading...");
+    let mut buf = [0u8; 32];
+    unwrap!(f.blocking_read(offset, &mut buf));
+    info!("Read: {=[u8]:x}", buf);
+    assert_eq!(
+        &buf[..],
+        &[
+            1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29,
+            30, 31, 32
+        ]
+    );
+}
diff --git a/examples/stm32h7/src/bin/fmc.rs b/examples/stm32h7/src/bin/fmc.rs
index 5e5e6ccc8..b65d50443 100644
--- a/examples/stm32h7/src/bin/fmc.rs
+++ b/examples/stm32h7/src/bin/fmc.rs
@@ -3,8 +3,8 @@
 
 use defmt::*;
 use embassy_executor::Spawner;
-use embassy_stm32::fmc::Fmc;
 use embassy_stm32::Config;
+use embassy_stm32::fmc::Fmc;
 use embassy_time::{Delay, Timer};
 use {defmt_rtt as _, panic_probe as _};
 
diff --git a/examples/stm32h7/src/bin/i2c_shared.rs b/examples/stm32h7/src/bin/i2c_shared.rs
index 9e45d845f..08ff812f2 100644
--- a/examples/stm32h7/src/bin/i2c_shared.rs
+++ b/examples/stm32h7/src/bin/i2c_shared.rs
@@ -9,8 +9,8 @@ use embassy_executor::Spawner;
 use embassy_stm32::i2c::{self, I2c};
 use embassy_stm32::mode::Async;
 use embassy_stm32::{bind_interrupts, peripherals};
-use embassy_sync::blocking_mutex::raw::NoopRawMutex;
 use embassy_sync::blocking_mutex::NoopMutex;
+use embassy_sync::blocking_mutex::raw::NoopRawMutex;
 use embassy_time::{Duration, Timer};
 use embedded_hal_1::i2c::I2c as _;
 use static_cell::StaticCell;
diff --git a/examples/stm32h7/src/bin/low_level_timer_api.rs b/examples/stm32h7/src/bin/low_level_timer_api.rs
index 12abb8693..f17fb2aaa 100644
--- a/examples/stm32h7/src/bin/low_level_timer_api.rs
+++ b/examples/stm32h7/src/bin/low_level_timer_api.rs
@@ -4,7 +4,7 @@
 use defmt::*;
 use embassy_executor::Spawner;
 use embassy_stm32::gpio::{AfType, Flex, OutputType, Speed};
-use embassy_stm32::time::{khz, Hertz};
+use embassy_stm32::time::{Hertz, khz};
 use embassy_stm32::timer::low_level::{OutputCompareMode, Timer as LLTimer};
 use embassy_stm32::timer::{Ch1, Ch2, Ch3, Ch4, Channel, GeneralInstance32bit4Channel, TimerPin};
 use embassy_stm32::{Config, Peri};
diff --git a/examples/stm32h7/src/bin/mco.rs b/examples/stm32h7/src/bin/mco.rs
index a6ee27625..cafcb90f6 100644
--- a/examples/stm32h7/src/bin/mco.rs
+++ b/examples/stm32h7/src/bin/mco.rs
@@ -4,7 +4,7 @@
 use defmt::*;
 use embassy_executor::Spawner;
 use embassy_stm32::gpio::{Level, Output, Speed};
-use embassy_stm32::rcc::{Mco, Mco1Source, McoPrescaler};
+use embassy_stm32::rcc::{Mco, Mco1Source, McoConfig, McoPrescaler};
 use embassy_time::Timer;
 use {defmt_rtt as _, panic_probe as _};
 
@@ -15,7 +15,13 @@ async fn main(_spawner: Spawner) {
 
     let mut led = Output::new(p.PB14, Level::High, Speed::Low);
 
-    let _mco = Mco::new(p.MCO1, p.PA8, Mco1Source::HSI, McoPrescaler::DIV8);
+    let config = {
+        let mut config = McoConfig::default();
+        config.prescaler = McoPrescaler::DIV8;
+        config
+    };
+
+    let _mco = Mco::new(p.MCO1, p.PA8, Mco1Source::HSI, config);
 
     loop {
         info!("high");
diff --git a/examples/stm32h7/src/bin/multiprio.rs b/examples/stm32h7/src/bin/multiprio.rs
index 2f2ffdea2..8375e0e8e 100644
--- a/examples/stm32h7/src/bin/multiprio.rs
+++ b/examples/stm32h7/src/bin/multiprio.rs
@@ -113,12 +113,12 @@ static EXECUTOR_LOW: StaticCell<Executor> = StaticCell::new();
 
 #[interrupt]
 unsafe fn UART4() {
-    EXECUTOR_HIGH.on_interrupt()
+    unsafe { EXECUTOR_HIGH.on_interrupt() }
 }
 
 #[interrupt]
 unsafe fn UART5() {
-    EXECUTOR_MED.on_interrupt()
+    unsafe { EXECUTOR_MED.on_interrupt() }
 }
 
 #[entry]
diff --git a/examples/stm32h7/src/bin/pwm.rs b/examples/stm32h7/src/bin/pwm.rs
index 73b43be69..ffd117580 100644
--- a/examples/stm32h7/src/bin/pwm.rs
+++ b/examples/stm32h7/src/bin/pwm.rs
@@ -3,10 +3,10 @@
 
 use defmt::*;
 use embassy_executor::Spawner;
+use embassy_stm32::Config;
 use embassy_stm32::gpio::OutputType;
 use embassy_stm32::time::khz;
 use embassy_stm32::timer::simple_pwm::{PwmPin, SimplePwm};
-use embassy_stm32::Config;
 use embassy_time::Timer;
 use {defmt_rtt as _, panic_probe as _};
 
diff --git a/examples/stm32h7/src/bin/rng.rs b/examples/stm32h7/src/bin/rng.rs
index a9ef7200d..489747678 100644
--- a/examples/stm32h7/src/bin/rng.rs
+++ b/examples/stm32h7/src/bin/rng.rs
@@ -4,7 +4,7 @@
 use defmt::*;
 use embassy_executor::Spawner;
 use embassy_stm32::rng::Rng;
-use embassy_stm32::{bind_interrupts, peripherals, rng, Config};
+use embassy_stm32::{Config, bind_interrupts, peripherals, rng};
 use {defmt_rtt as _, panic_probe as _};
 
 bind_interrupts!(struct Irqs {
diff --git a/examples/stm32h7/src/bin/rtc.rs b/examples/stm32h7/src/bin/rtc.rs
index 0adb48877..965716d23 100644
--- a/examples/stm32h7/src/bin/rtc.rs
+++ b/examples/stm32h7/src/bin/rtc.rs
@@ -4,9 +4,9 @@
 use chrono::{NaiveDate, NaiveDateTime};
 use defmt::*;
 use embassy_executor::Spawner;
+use embassy_stm32::Config;
 use embassy_stm32::rcc::LsConfig;
 use embassy_stm32::rtc::{Rtc, RtcConfig};
-use embassy_stm32::Config;
 use embassy_time::Timer;
 use {defmt_rtt as _, panic_probe as _};
 
@@ -23,7 +23,7 @@ async fn main(_spawner: Spawner) {
         .and_hms_opt(10, 30, 15)
         .unwrap();
 
-    let mut rtc = Rtc::new(p.RTC, RtcConfig::default());
+    let (mut rtc, time_provider) = Rtc::new(p.RTC, RtcConfig::default());
     info!("Got RTC! {:?}", now.and_utc().timestamp());
 
     rtc.set_datetime(now.into()).expect("datetime not set");
@@ -31,6 +31,6 @@ async fn main(_spawner: Spawner) {
     // In reality the delay would be much longer
     Timer::after_millis(20000).await;
 
-    let then: NaiveDateTime = rtc.now().unwrap().into();
+    let then: NaiveDateTime = time_provider.now().unwrap().into();
     info!("Got RTC! {:?}", then.and_utc().timestamp());
 }
diff --git a/examples/stm32h7/src/bin/sai.rs b/examples/stm32h7/src/bin/sai.rs
index 847b70c85..0300f83bf 100644
--- a/examples/stm32h7/src/bin/sai.rs
+++ b/examples/stm32h7/src/bin/sai.rs
@@ -63,7 +63,7 @@ async fn main(_spawner: Spawner) {
     tx_config.tx_rx = TxRx::Transmitter;
     tx_config.sync_output = true;
     tx_config.clock_strobe = ClockStrobe::Falling;
-    tx_config.master_clock_divider = Some(mclk_div);
+    tx_config.master_clock_divider = mclk_div;
     tx_config.stereo_mono = StereoMono::Stereo;
     tx_config.data_size = DataSize::Data24;
     tx_config.bit_order = BitOrder::MsbFirst;
diff --git a/examples/stm32h7/src/bin/sdmmc.rs b/examples/stm32h7/src/bin/sdmmc.rs
index 96840d8ff..f2e5bedeb 100644
--- a/examples/stm32h7/src/bin/sdmmc.rs
+++ b/examples/stm32h7/src/bin/sdmmc.rs
@@ -4,8 +4,9 @@
 use defmt::*;
 use embassy_executor::Spawner;
 use embassy_stm32::sdmmc::Sdmmc;
+use embassy_stm32::sdmmc::sd::{CmdBlock, StorageDevice};
 use embassy_stm32::time::mhz;
-use embassy_stm32::{bind_interrupts, peripherals, sdmmc, Config};
+use embassy_stm32::{Config, bind_interrupts, peripherals, sdmmc};
 use {defmt_rtt as _, panic_probe as _};
 
 bind_interrupts!(struct Irqs {
@@ -13,7 +14,7 @@ bind_interrupts!(struct Irqs {
 });
 
 #[embassy_executor::main]
-async fn main(_spawner: Spawner) -> ! {
+async fn main(_spawner: Spawner) {
     let mut config = Config::default();
     {
         use embassy_stm32::rcc::*;
@@ -53,11 +54,13 @@ async fn main(_spawner: Spawner) -> ! {
     // Should print 400kHz for initialization
     info!("Configured clock: {}", sdmmc.clock().0);
 
-    unwrap!(sdmmc.init_sd_card(mhz(25)).await);
+    let mut cmd_block = CmdBlock::new();
 
-    let card = unwrap!(sdmmc.card());
+    let storage = StorageDevice::new_sd_card(&mut sdmmc, &mut cmd_block, mhz(25))
+        .await
+        .unwrap();
 
-    info!("Card: {:#?}", Debug2Format(card));
+    let card = storage.card();
 
-    loop {}
+    info!("Card: {:#?}", Debug2Format(&card));
 }
diff --git a/examples/stm32h7/src/bin/spi.rs b/examples/stm32h7/src/bin/spi.rs
index dce30a4a7..f7ab20cdd 100644
--- a/examples/stm32h7/src/bin/spi.rs
+++ b/examples/stm32h7/src/bin/spi.rs
@@ -9,13 +9,13 @@ use defmt::*;
 use embassy_executor::Executor;
 use embassy_stm32::mode::Blocking;
 use embassy_stm32::time::mhz;
-use embassy_stm32::{spi, Config};
+use embassy_stm32::{Config, spi};
 use heapless::String;
 use static_cell::StaticCell;
 use {defmt_rtt as _, panic_probe as _};
 
 #[embassy_executor::task]
-async fn main_task(mut spi: spi::Spi<'static, Blocking>) {
+async fn main_task(mut spi: spi::Spi<'static, Blocking, spi::mode::Master>) {
     for n in 0u32.. {
         let mut write: String<128> = String::new();
         core::write!(&mut write, "Hello DMA World {}!\r\n", n).unwrap();
diff --git a/examples/stm32h7/src/bin/spi_bdma.rs b/examples/stm32h7/src/bin/spi_bdma.rs
index 828f687b8..cd9d6c789 100644
--- a/examples/stm32h7/src/bin/spi_bdma.rs
+++ b/examples/stm32h7/src/bin/spi_bdma.rs
@@ -9,7 +9,7 @@ use defmt::*;
 use embassy_executor::Executor;
 use embassy_stm32::mode::Async;
 use embassy_stm32::time::mhz;
-use embassy_stm32::{spi, Config};
+use embassy_stm32::{Config, spi};
 use grounded::uninit::GroundedArrayCell;
 use heapless::String;
 use static_cell::StaticCell;
@@ -20,7 +20,7 @@ use {defmt_rtt as _, panic_probe as _};
 static mut RAM_D3: GroundedArrayCell<u8, 256> = GroundedArrayCell::uninit();
 
 #[embassy_executor::task]
-async fn main_task(mut spi: spi::Spi<'static, Async>) {
+async fn main_task(mut spi: spi::Spi<'static, Async, spi::mode::Master>) {
     let (read_buffer, write_buffer) = unsafe {
         let ram = &mut *core::ptr::addr_of_mut!(RAM_D3);
         ram.initialize_all_copied(0);
diff --git a/examples/stm32h7/src/bin/spi_dma.rs b/examples/stm32h7/src/bin/spi_dma.rs
index 2197fabce..3d3c2f43e 100644
--- a/examples/stm32h7/src/bin/spi_dma.rs
+++ b/examples/stm32h7/src/bin/spi_dma.rs
@@ -9,13 +9,13 @@ use defmt::*;
 use embassy_executor::Executor;
 use embassy_stm32::mode::Async;
 use embassy_stm32::time::mhz;
-use embassy_stm32::{spi, Config};
+use embassy_stm32::{Config, spi};
 use heapless::String;
 use static_cell::StaticCell;
 use {defmt_rtt as _, panic_probe as _};
 
 #[embassy_executor::task]
-async fn main_task(mut spi: spi::Spi<'static, Async>) {
+async fn main_task(mut spi: spi::Spi<'static, Async, spi::mode::Master>) {
     for n in 0u32.. {
         let mut write: String<128> = String::new();
         let mut read = [0; 128];
diff --git a/examples/stm32h7/src/bin/usb_serial.rs b/examples/stm32h7/src/bin/usb_serial.rs
index 50bb964da..d0470101b 100644
--- a/examples/stm32h7/src/bin/usb_serial.rs
+++ b/examples/stm32h7/src/bin/usb_serial.rs
@@ -5,10 +5,10 @@ use defmt::{panic, *};
 use embassy_executor::Spawner;
 use embassy_futures::join::join;
 use embassy_stm32::usb::{Driver, Instance};
-use embassy_stm32::{bind_interrupts, peripherals, usb, Config};
+use embassy_stm32::{Config, bind_interrupts, peripherals, usb};
+use embassy_usb::Builder;
 use embassy_usb::class::cdc_acm::{CdcAcmClass, State};
 use embassy_usb::driver::EndpointError;
-use embassy_usb::Builder;
 use {defmt_rtt as _, panic_probe as _};
 
 bind_interrupts!(struct Irqs {