diff --git a/examples/stm32h7/src/bin/dac.rs b/examples/stm32h7/src/bin/dac.rs
index f1df5425..658449f1 100644
--- a/examples/stm32h7/src/bin/dac.rs
+++ b/examples/stm32h7/src/bin/dac.rs
@@ -13,20 +13,18 @@ use embassy_stm32::gpio::NoPin;
 use example_common::*;
 
 use cortex_m_rt::entry;
-use embassy_stm32::Config;
-use embassy_stm32::rcc;
 use embassy_stm32::dac::{Channel, Dac, Value};
+use embassy_stm32::rcc;
 use embassy_stm32::time::U32Ext;
+use embassy_stm32::Config;
 
 #[entry]
 fn main() -> ! {
     info!("Hello World, dude!");
 
-    let p = embassy_stm32::init(Config::default().rcc(
-        rcc::Config::default()
-            .sys_ck(400.mhz())
-            .pll1_q(100.mhz())
-    ));
+    let p = embassy_stm32::init(
+        Config::default().rcc(rcc::Config::default().sys_ck(400.mhz()).pll1_q(100.mhz())),
+    );
 
     unsafe {
         Dbgmcu::enable_all();
@@ -42,8 +40,8 @@ fn main() -> ! {
     }
 }
 
-use micromath::F32Ext;
 use embassy_stm32::dbgmcu::Dbgmcu;
+use micromath::F32Ext;
 
 fn to_sine_wave(v: u8) -> u8 {
     if v >= 128 {
diff --git a/examples/stm32h7/src/bin/spi.rs b/examples/stm32h7/src/bin/spi.rs
index ee11d32e..3ae2ae7d 100644
--- a/examples/stm32h7/src/bin/spi.rs
+++ b/examples/stm32h7/src/bin/spi.rs
@@ -12,20 +12,20 @@ mod example_common;
 use core::fmt::Write;
 use embassy::executor::Executor;
 use embassy::time::Clock;
-use embassy_stm32::Config;
 use embassy::util::Forever;
 use embassy_stm32::dma::NoDma;
-use embassy_stm32::spi;
 use embassy_stm32::rcc;
-use example_common::*;
+use embassy_stm32::spi;
+use embassy_stm32::Config;
 use embedded_hal::blocking::spi::Transfer;
+use example_common::*;
 
-use cortex_m_rt::entry;
-use heapless::String;
-use embassy_stm32::time::U32Ext;
-use embassy_stm32::peripherals::SPI3;
-use embassy_stm32::dbgmcu::Dbgmcu;
 use core::str::from_utf8;
+use cortex_m_rt::entry;
+use embassy_stm32::dbgmcu::Dbgmcu;
+use embassy_stm32::peripherals::SPI3;
+use embassy_stm32::time::U32Ext;
+use heapless::String;
 
 #[embassy::task]
 async fn main_task(mut spi: spi::Spi<'static, SPI3, NoDma, NoDma>) {
@@ -60,11 +60,9 @@ fn main() -> ! {
         Dbgmcu::enable_all();
     }
 
-    let p = embassy_stm32::init(Config::default().rcc(
-        rcc::Config::default()
-            .sys_ck(400.mhz())
-            .pll1_q(100.mhz())
-    ));
+    let p = embassy_stm32::init(
+        Config::default().rcc(rcc::Config::default().sys_ck(400.mhz()).pll1_q(100.mhz())),
+    );
 
     let spi = spi::Spi::new(
         p.SPI3,
diff --git a/examples/stm32h7/src/bin/spi_dma.rs b/examples/stm32h7/src/bin/spi_dma.rs
index eb213f65..17cc98f9 100644
--- a/examples/stm32h7/src/bin/spi_dma.rs
+++ b/examples/stm32h7/src/bin/spi_dma.rs
@@ -11,32 +11,30 @@ mod example_common;
 use core::fmt::Write;
 use embassy::executor::Executor;
 use embassy::time::Clock;
-use embassy_stm32::time::U32Ext;
 use embassy::util::Forever;
-use example_common::*;
+use embassy_stm32::time::U32Ext;
 use embassy_traits::spi::FullDuplex;
+use example_common::*;
 
+use core::str::from_utf8;
 use cortex_m_rt::entry;
-use heapless::String;
+use embassy_stm32::dbgmcu::Dbgmcu;
+use embassy_stm32::peripherals::{DMA1_CH3, DMA1_CH4, SPI3};
+use embassy_stm32::rcc;
 use embassy_stm32::spi;
 use embassy_stm32::Config;
-use core::str::from_utf8;
-use embassy_stm32::dbgmcu::Dbgmcu;
-use embassy_stm32::rcc;
-use embassy_stm32::peripherals::{DMA1_CH4, DMA1_CH3, SPI3};
+use heapless::String;
 
 #[embassy::task]
 async fn main_task(mut spi: spi::Spi<'static, SPI3, DMA1_CH3, DMA1_CH4>) {
-
     for n in 0u32.. {
         let mut write: String<128> = String::new();
-        let mut read = [0;128];
+        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();
         info!("read via spi+dma: {}", from_utf8(&read).unwrap());
     }
-
 }
 
 struct ZeroClock;
@@ -49,7 +47,6 @@ impl Clock for ZeroClock {
 
 static EXECUTOR: Forever<Executor> = Forever::new();
 
-
 #[entry]
 fn main() -> ! {
     info!("Hello World!");
@@ -58,11 +55,9 @@ fn main() -> ! {
         Dbgmcu::enable_all();
     }
 
-    let p = embassy_stm32::init(Config::default().rcc(
-        rcc::Config::default()
-            .sys_ck(400.mhz())
-            .pll1_q(100.mhz())
-    ));
+    let p = embassy_stm32::init(
+        Config::default().rcc(rcc::Config::default().sys_ck(400.mhz()).pll1_q(100.mhz())),
+    );
 
     let spi = spi::Spi::new(
         p.SPI3,