31 files changed, 1184 insertions, 95 deletions

diff --git a/examples/rp235x/src/bin/assign_resources.rs b/examples/rp235x/src/bin/assign_resources.rs
index 341f54d22..4ee4278b5 100644
--- a/examples/rp235x/src/bin/assign_resources.rs
+++ b/examples/rp235x/src/bin/assign_resources.rs
@@ -26,15 +26,13 @@ async fn main(spawner: Spawner) {
     let p = embassy_rp::init(Default::default());
 
     // 1) Assigning a resource to a task by passing parts of the peripherals.
-    spawner
-        .spawn(double_blinky_manually_assigned(spawner, p.PIN_20, p.PIN_21))
-        .unwrap();
+    spawner.spawn(double_blinky_manually_assigned(spawner, p.PIN_20, p.PIN_21).unwrap());
 
     // 2) Using the assign-resources macro to assign resources to a task.
     // we perform the split, see further below for the definition of the resources struct
     let r = split_resources!(p);
     // and then we can use them
-    spawner.spawn(double_blinky_macro_assigned(spawner, r.leds)).unwrap();
+    spawner.spawn(double_blinky_macro_assigned(spawner, r.leds).unwrap());
 }
 
 // 1) Assigning a resource to a task by passing parts of the peripherals.
diff --git a/examples/rp235x/src/bin/blinky_two_channels.rs b/examples/rp235x/src/bin/blinky_two_channels.rs
index 51e139e94..87f3a3545 100644
--- a/examples/rp235x/src/bin/blinky_two_channels.rs
+++ b/examples/rp235x/src/bin/blinky_two_channels.rs
@@ -27,8 +27,8 @@ async fn main(spawner: Spawner) {
     let dt = 100 * 1_000_000;
     let k = 1.003;
 
-    unwrap!(spawner.spawn(toggle_led(CHANNEL.sender(), Duration::from_nanos(dt))));
-    unwrap!(spawner.spawn(toggle_led(
+    spawner.spawn(unwrap!(toggle_led(CHANNEL.sender(), Duration::from_nanos(dt))));
+    spawner.spawn(unwrap!(toggle_led(
         CHANNEL.sender(),
         Duration::from_nanos((dt as f64 * k) as u64)
     )));
diff --git a/examples/rp235x/src/bin/blinky_two_tasks.rs b/examples/rp235x/src/bin/blinky_two_tasks.rs
index 67a9108c0..aac7d928b 100644
--- a/examples/rp235x/src/bin/blinky_two_tasks.rs
+++ b/examples/rp235x/src/bin/blinky_two_tasks.rs
@@ -30,8 +30,8 @@ async fn main(spawner: Spawner) {
     let dt = 100 * 1_000_000;
     let k = 1.003;
 
-    unwrap!(spawner.spawn(toggle_led(&LED, Duration::from_nanos(dt))));
-    unwrap!(spawner.spawn(toggle_led(&LED, Duration::from_nanos((dt as f64 * k) as u64))));
+    spawner.spawn(unwrap!(toggle_led(&LED, Duration::from_nanos(dt))));
+    spawner.spawn(unwrap!(toggle_led(&LED, Duration::from_nanos((dt as f64 * k) as u64))));
 }
 
 #[embassy_executor::task(pool_size = 2)]
diff --git a/examples/rp235x/src/bin/blinky_wifi.rs b/examples/rp235x/src/bin/blinky_wifi.rs
index 8c352ebc4..b2201f0ae 100644
--- a/examples/rp235x/src/bin/blinky_wifi.rs
+++ b/examples/rp235x/src/bin/blinky_wifi.rs
@@ -5,7 +5,7 @@
 #![no_std]
 #![no_main]
 
-use cyw43_pio::{PioSpi, DEFAULT_CLOCK_DIVIDER};
+use cyw43_pio::{PioSpi, RM2_CLOCK_DIVIDER};
 use defmt::*;
 use embassy_executor::Spawner;
 use embassy_rp::bind_interrupts;
@@ -58,7 +58,9 @@ async fn main(spawner: Spawner) {
     let spi = PioSpi::new(
         &mut pio.common,
         pio.sm0,
-        DEFAULT_CLOCK_DIVIDER,
+        // SPI communication won't work if the speed is too high, so we use a divider larger than `DEFAULT_CLOCK_DIVIDER`.
+        // See: https://github.com/embassy-rs/embassy/issues/3960.
+        RM2_CLOCK_DIVIDER,
         pio.irq0,
         cs,
         p.PIN_24,
@@ -69,7 +71,7 @@ async fn main(spawner: Spawner) {
     static STATE: StaticCell<cyw43::State> = StaticCell::new();
     let state = STATE.init(cyw43::State::new());
     let (_net_device, mut control, runner) = cyw43::new(state, pwr, spi, fw).await;
-    unwrap!(spawner.spawn(cyw43_task(runner)));
+    spawner.spawn(unwrap!(cyw43_task(runner)));
 
     control.init(clm).await;
     control
diff --git a/examples/rp235x/src/bin/blinky_wifi_pico_plus_2.rs b/examples/rp235x/src/bin/blinky_wifi_pico_plus_2.rs
index 0a5bccfb3..e6d6f687b 100644
--- a/examples/rp235x/src/bin/blinky_wifi_pico_plus_2.rs
+++ b/examples/rp235x/src/bin/blinky_wifi_pico_plus_2.rs
@@ -68,7 +68,7 @@ async fn main(spawner: Spawner) {
     static STATE: StaticCell<cyw43::State> = StaticCell::new();
     let state = STATE.init(cyw43::State::new());
     let (_net_device, mut control, runner) = cyw43::new(state, pwr, spi, fw).await;
-    unwrap!(spawner.spawn(cyw43_task(runner)));
+    spawner.spawn(unwrap!(cyw43_task(runner)));
 
     control.init(clm).await;
     control
diff --git a/examples/rp235x/src/bin/ethernet_w5500_icmp.rs b/examples/rp235x/src/bin/ethernet_w5500_icmp.rs
new file mode 100644
index 000000000..f012c9589
--- /dev/null
+++ b/examples/rp235x/src/bin/ethernet_w5500_icmp.rs
@@ -0,0 +1,143 @@
+//! This example implements an echo (ping) with an ICMP Socket and using defmt to report the results.
+//!
+//! Although there is a better way to execute pings using the child module ping of the icmp module,
+//! this example allows for other icmp messages like `Destination unreachable` to be sent aswell.
+//!
+//! Example written for the [`WIZnet W5500-EVB-Pico2`](https://docs.wiznet.io/Product/iEthernet/W5500/w5500-evb-pico2) board.
+
+#![no_std]
+#![no_main]
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_futures::yield_now;
+use embassy_net::icmp::{ChecksumCapabilities, IcmpEndpoint, IcmpSocket, Icmpv4Packet, Icmpv4Repr, PacketMetadata};
+use embassy_net::{Stack, StackResources};
+use embassy_net_wiznet::chip::W5500;
+use embassy_net_wiznet::*;
+use embassy_rp::clocks::RoscRng;
+use embassy_rp::gpio::{Input, Level, Output, Pull};
+use embassy_rp::peripherals::SPI0;
+use embassy_rp::spi::{Async, Config as SpiConfig, Spi};
+use embassy_time::{Delay, Instant, Timer};
+use embedded_hal_bus::spi::ExclusiveDevice;
+use static_cell::StaticCell;
+use {defmt_rtt as _, panic_probe as _};
+
+type ExclusiveSpiDevice = ExclusiveDevice<Spi<'static, SPI0, Async>, Output<'static>, Delay>;
+
+#[embassy_executor::task]
+async fn ethernet_task(runner: Runner<'static, W5500, ExclusiveSpiDevice, Input<'static>, Output<'static>>) -> ! {
+    runner.run().await
+}
+
+#[embassy_executor::task]
+async fn net_task(mut runner: embassy_net::Runner<'static, Device<'static>>) -> ! {
+    runner.run().await
+}
+
+#[embassy_executor::main]
+async fn main(spawner: Spawner) {
+    let p = embassy_rp::init(Default::default());
+    let mut rng = RoscRng;
+
+    let mut spi_cfg = SpiConfig::default();
+    spi_cfg.frequency = 50_000_000;
+    let (miso, mosi, clk) = (p.PIN_16, p.PIN_19, p.PIN_18);
+    let spi = Spi::new(p.SPI0, clk, mosi, miso, p.DMA_CH0, p.DMA_CH1, spi_cfg);
+    let cs = Output::new(p.PIN_17, Level::High);
+    let w5500_int = Input::new(p.PIN_21, Pull::Up);
+    let w5500_reset = Output::new(p.PIN_20, Level::High);
+
+    let mac_addr = [0x02, 0x00, 0x00, 0x00, 0x00, 0x00];
+    static STATE: StaticCell<State<8, 8>> = StaticCell::new();
+    let state = STATE.init(State::<8, 8>::new());
+    let (device, runner) = embassy_net_wiznet::new(
+        mac_addr,
+        state,
+        ExclusiveDevice::new(spi, cs, Delay),
+        w5500_int,
+        w5500_reset,
+    )
+    .await
+    .unwrap();
+    spawner.spawn(unwrap!(ethernet_task(runner)));
+
+    // Generate random seed
+    let seed = rng.next_u64();
+
+    // Init network stack
+    static RESOURCES: StaticCell<StackResources<3>> = StaticCell::new();
+    let (stack, runner) = embassy_net::new(
+        device,
+        embassy_net::Config::dhcpv4(Default::default()),
+        RESOURCES.init(StackResources::new()),
+        seed,
+    );
+
+    // Launch network task
+    spawner.spawn(unwrap!(net_task(runner)));
+
+    info!("Waiting for DHCP...");
+    let cfg = wait_for_config(stack).await;
+    let local_addr = cfg.address.address();
+    info!("IP address: {:?}", local_addr);
+
+    // Then we can use it!
+    let mut rx_buffer = [0; 256];
+    let mut tx_buffer = [0; 256];
+    let mut rx_meta = [PacketMetadata::EMPTY];
+    let mut tx_meta = [PacketMetadata::EMPTY];
+
+    // Identifier used for the ICMP socket
+    let ident = 42;
+
+    // Create and bind the socket
+    let mut socket = IcmpSocket::new(stack, &mut rx_meta, &mut rx_buffer, &mut tx_meta, &mut tx_buffer);
+    socket.bind(IcmpEndpoint::Ident(ident)).unwrap();
+
+    // Create the repr for the packet
+    let icmp_repr = Icmpv4Repr::EchoRequest {
+        ident,
+        seq_no: 0,
+        data: b"Hello, icmp!",
+    };
+
+    // Send the packet and store the starting instant to mesure latency later
+    let start = socket
+        .send_to_with(icmp_repr.buffer_len(), cfg.gateway.unwrap(), |buf| {
+            // Create and populate the packet buffer allocated by `send_to_with`
+            let mut icmp_packet = Icmpv4Packet::new_unchecked(buf);
+            icmp_repr.emit(&mut icmp_packet, &ChecksumCapabilities::default());
+            Instant::now() // Return the instant where the packet was sent
+        })
+        .await
+        .unwrap();
+
+    // Recieve and log the data of the reply
+    socket
+        .recv_from_with(|(buf, addr)| {
+            let packet = Icmpv4Packet::new_checked(buf).unwrap();
+            info!(
+                "Recieved {:?} from {} in {}ms",
+                packet.data(),
+                addr,
+                start.elapsed().as_millis()
+            );
+        })
+        .await
+        .unwrap();
+
+    loop {
+        Timer::after_secs(10).await;
+    }
+}
+
+async fn wait_for_config(stack: Stack<'static>) -> embassy_net::StaticConfigV4 {
+    loop {
+        if let Some(config) = stack.config_v4() {
+            return config.clone();
+        }
+        yield_now().await;
+    }
+}
diff --git a/examples/rp235x/src/bin/ethernet_w5500_icmp_ping.rs b/examples/rp235x/src/bin/ethernet_w5500_icmp_ping.rs
new file mode 100644
index 000000000..309d3e4f7
--- /dev/null
+++ b/examples/rp235x/src/bin/ethernet_w5500_icmp_ping.rs
@@ -0,0 +1,134 @@
+//! This example implements a LAN ping scan with the ping utilities in the icmp module of embassy-net.
+//!
+//! Example written for the [`WIZnet W5500-EVB-Pico2`](https://docs.wiznet.io/Product/iEthernet/W5500/w5500-evb-pico2) board.
+
+#![no_std]
+#![no_main]
+
+use core::net::Ipv4Addr;
+use core::ops::Not;
+use core::str::FromStr;
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_futures::yield_now;
+use embassy_net::icmp::ping::{PingManager, PingParams};
+use embassy_net::icmp::PacketMetadata;
+use embassy_net::{Ipv4Cidr, Stack, StackResources};
+use embassy_net_wiznet::chip::W5500;
+use embassy_net_wiznet::*;
+use embassy_rp::clocks::RoscRng;
+use embassy_rp::gpio::{Input, Level, Output, Pull};
+use embassy_rp::peripherals::SPI0;
+use embassy_rp::spi::{Async, Config as SpiConfig, Spi};
+use embassy_time::{Delay, Duration};
+use embedded_hal_bus::spi::ExclusiveDevice;
+use static_cell::StaticCell;
+use {defmt_rtt as _, panic_probe as _};
+
+type ExclusiveSpiDevice = ExclusiveDevice<Spi<'static, SPI0, Async>, Output<'static>, Delay>;
+
+#[embassy_executor::task]
+async fn ethernet_task(runner: Runner<'static, W5500, ExclusiveSpiDevice, Input<'static>, Output<'static>>) -> ! {
+    runner.run().await
+}
+
+#[embassy_executor::task]
+async fn net_task(mut runner: embassy_net::Runner<'static, Device<'static>>) -> ! {
+    runner.run().await
+}
+
+#[embassy_executor::main]
+async fn main(spawner: Spawner) {
+    let p = embassy_rp::init(Default::default());
+    let mut rng = RoscRng;
+
+    let mut spi_cfg = SpiConfig::default();
+    spi_cfg.frequency = 50_000_000;
+    let (miso, mosi, clk) = (p.PIN_16, p.PIN_19, p.PIN_18);
+    let spi = Spi::new(p.SPI0, clk, mosi, miso, p.DMA_CH0, p.DMA_CH1, spi_cfg);
+    let cs = Output::new(p.PIN_17, Level::High);
+    let w5500_int = Input::new(p.PIN_21, Pull::Up);
+    let w5500_reset = Output::new(p.PIN_20, Level::High);
+
+    let mac_addr = [0x02, 0x00, 0x00, 0x00, 0x00, 0x00];
+    static STATE: StaticCell<State<8, 8>> = StaticCell::new();
+    let state = STATE.init(State::<8, 8>::new());
+    let (device, runner) = embassy_net_wiznet::new(
+        mac_addr,
+        state,
+        ExclusiveDevice::new(spi, cs, Delay),
+        w5500_int,
+        w5500_reset,
+    )
+    .await
+    .unwrap();
+    spawner.spawn(unwrap!(ethernet_task(runner)));
+
+    // Generate random seed
+    let seed = rng.next_u64();
+
+    // Init network stack
+    static RESOURCES: StaticCell<StackResources<3>> = StaticCell::new();
+    let (stack, runner) = embassy_net::new(
+        device,
+        embassy_net::Config::dhcpv4(Default::default()),
+        RESOURCES.init(StackResources::new()),
+        seed,
+    );
+
+    // Launch network task
+    spawner.spawn(unwrap!(net_task(runner)));
+
+    info!("Waiting for DHCP...");
+    let cfg = wait_for_config(stack).await;
+    let local_addr = cfg.address.address();
+    info!("IP address: {:?}", local_addr);
+    let gateway = cfg.gateway.unwrap();
+    let mask = cfg.address.netmask();
+    let lower_bound = (gateway.to_bits() & mask.to_bits()) + 1;
+    let upper_bound = gateway.to_bits() | mask.to_bits().not();
+    let addr_range = lower_bound..=upper_bound;
+
+    // Then we can use it!
+    let mut rx_buffer = [0; 256];
+    let mut tx_buffer = [0; 256];
+    let mut rx_meta = [PacketMetadata::EMPTY];
+    let mut tx_meta = [PacketMetadata::EMPTY];
+
+    // Create the ping manager instance
+    let mut ping_manager = PingManager::new(stack, &mut rx_meta, &mut rx_buffer, &mut tx_meta, &mut tx_buffer);
+    let addr = "192.168.8.1"; // Address to ping to
+                              // Create the PingParams with the target address
+    let mut ping_params = PingParams::new(Ipv4Addr::from_str(addr).unwrap());
+    // (optional) Set custom properties of the ping
+    ping_params.set_payload(b"Hello, Ping!"); // custom payload
+    ping_params.set_count(1); // ping 1 times per ping call
+    ping_params.set_timeout(Duration::from_millis(500)); // wait .5 seconds instead of 4
+
+    info!("Online hosts in {}:", Ipv4Cidr::from_netmask(gateway, mask).unwrap());
+    let mut total_online_hosts = 0u32;
+    for addr in addr_range {
+        let ip_addr = Ipv4Addr::from_bits(addr);
+        // Set the target address in the ping params
+        ping_params.set_target(ip_addr);
+        // Execute the ping with the given parameters and wait for the reply
+        match ping_manager.ping(&ping_params).await {
+            Ok(time) => {
+                info!("{} is online\n- latency: {}ms\n", ip_addr, time.as_millis());
+                total_online_hosts += 1;
+            }
+            _ => continue,
+        }
+    }
+    info!("Ping scan complete, total online hosts: {}", total_online_hosts);
+}
+
+async fn wait_for_config(stack: Stack<'static>) -> embassy_net::StaticConfigV4 {
+    loop {
+        if let Some(config) = stack.config_v4() {
+            return config.clone();
+        }
+        yield_now().await;
+    }
+}
diff --git a/examples/rp235x/src/bin/ethernet_w5500_multisocket.rs b/examples/rp235x/src/bin/ethernet_w5500_multisocket.rs
new file mode 100644
index 000000000..7cfc00776
--- /dev/null
+++ b/examples/rp235x/src/bin/ethernet_w5500_multisocket.rs
@@ -0,0 +1,139 @@
+//! This example shows how you can allow multiple simultaneous TCP connections, by having multiple sockets listening on the same port.
+//!
+//! Example written for the [`WIZnet W5500-EVB-Pico2`](https://docs.wiznet.io/Product/iEthernet/W5500/w5500-evb-pico2) board.
+
+#![no_std]
+#![no_main]
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_futures::yield_now;
+use embassy_net::{Stack, StackResources};
+use embassy_net_wiznet::chip::W5500;
+use embassy_net_wiznet::*;
+use embassy_rp::clocks::RoscRng;
+use embassy_rp::gpio::{Input, Level, Output, Pull};
+use embassy_rp::peripherals::SPI0;
+use embassy_rp::spi::{Async, Config as SpiConfig, Spi};
+use embassy_time::{Delay, Duration};
+use embedded_hal_bus::spi::ExclusiveDevice;
+use embedded_io_async::Write;
+use static_cell::StaticCell;
+use {defmt_rtt as _, panic_probe as _};
+
+#[embassy_executor::task]
+async fn ethernet_task(
+    runner: Runner<
+        'static,
+        W5500,
+        ExclusiveDevice<Spi<'static, SPI0, Async>, Output<'static>, Delay>,
+        Input<'static>,
+        Output<'static>,
+    >,
+) -> ! {
+    runner.run().await
+}
+
+#[embassy_executor::task]
+async fn net_task(mut runner: embassy_net::Runner<'static, Device<'static>>) -> ! {
+    runner.run().await
+}
+
+#[embassy_executor::main]
+async fn main(spawner: Spawner) {
+    let p = embassy_rp::init(Default::default());
+    let mut rng = RoscRng;
+
+    let mut spi_cfg = SpiConfig::default();
+    spi_cfg.frequency = 50_000_000;
+    let (miso, mosi, clk) = (p.PIN_16, p.PIN_19, p.PIN_18);
+    let spi = Spi::new(p.SPI0, clk, mosi, miso, p.DMA_CH0, p.DMA_CH1, spi_cfg);
+    let cs = Output::new(p.PIN_17, Level::High);
+    let w5500_int = Input::new(p.PIN_21, Pull::Up);
+    let w5500_reset = Output::new(p.PIN_20, Level::High);
+
+    let mac_addr = [0x02, 0x00, 0x00, 0x00, 0x00, 0x00];
+    static STATE: StaticCell<State<8, 8>> = StaticCell::new();
+    let state = STATE.init(State::<8, 8>::new());
+    let (device, runner) = embassy_net_wiznet::new(
+        mac_addr,
+        state,
+        ExclusiveDevice::new(spi, cs, Delay),
+        w5500_int,
+        w5500_reset,
+    )
+    .await
+    .unwrap();
+    spawner.spawn(unwrap!(ethernet_task(runner)));
+
+    // Generate random seed
+    let seed = rng.next_u64();
+
+    // Init network stack
+    static RESOURCES: StaticCell<StackResources<3>> = StaticCell::new();
+    let (stack, runner) = embassy_net::new(
+        device,
+        embassy_net::Config::dhcpv4(Default::default()),
+        RESOURCES.init(StackResources::new()),
+        seed,
+    );
+
+    // Launch network task
+    spawner.spawn(unwrap!(net_task(runner)));
+
+    info!("Waiting for DHCP...");
+    let cfg = wait_for_config(stack).await;
+    let local_addr = cfg.address.address();
+    info!("IP address: {:?}", local_addr);
+
+    // Create two sockets listening to the same port, to handle simultaneous connections
+    spawner.spawn(unwrap!(listen_task(stack, 0, 1234)));
+    spawner.spawn(unwrap!(listen_task(stack, 1, 1234)));
+}
+
+#[embassy_executor::task(pool_size = 2)]
+async fn listen_task(stack: Stack<'static>, id: u8, port: u16) {
+    let mut rx_buffer = [0; 4096];
+    let mut tx_buffer = [0; 4096];
+    let mut buf = [0; 4096];
+    loop {
+        let mut socket = embassy_net::tcp::TcpSocket::new(stack, &mut rx_buffer, &mut tx_buffer);
+        socket.set_timeout(Some(Duration::from_secs(10)));
+
+        info!("SOCKET {}: Listening on TCP:{}...", id, port);
+        if let Err(e) = socket.accept(port).await {
+            warn!("accept error: {:?}", e);
+            continue;
+        }
+        info!("SOCKET {}: Received connection from {:?}", id, socket.remote_endpoint());
+
+        loop {
+            let n = match socket.read(&mut buf).await {
+                Ok(0) => {
+                    warn!("read EOF");
+                    break;
+                }
+                Ok(n) => n,
+                Err(e) => {
+                    warn!("SOCKET {}: {:?}", id, e);
+                    break;
+                }
+            };
+            info!("SOCKET {}: rxd {}", id, core::str::from_utf8(&buf[..n]).unwrap());
+
+            if let Err(e) = socket.write_all(&buf[..n]).await {
+                warn!("write error: {:?}", e);
+                break;
+            }
+        }
+    }
+}
+
+async fn wait_for_config(stack: Stack<'static>) -> embassy_net::StaticConfigV4 {
+    loop {
+        if let Some(config) = stack.config_v4() {
+            return config.clone();
+        }
+        yield_now().await;
+    }
+}
diff --git a/examples/rp235x/src/bin/ethernet_w5500_tcp_client.rs b/examples/rp235x/src/bin/ethernet_w5500_tcp_client.rs
new file mode 100644
index 000000000..254aada9a
--- /dev/null
+++ b/examples/rp235x/src/bin/ethernet_w5500_tcp_client.rs
@@ -0,0 +1,127 @@
+//! This example implements a TCP client that attempts to connect to a host on port 1234 and send it some data once per second.
+//!
+//! Example written for the [`WIZnet W5500-EVB-Pico2`](https://docs.wiznet.io/Product/iEthernet/W5500/w5500-evb-pico2) board.
+
+#![no_std]
+#![no_main]
+
+use core::str::FromStr;
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_futures::yield_now;
+use embassy_net::{Stack, StackResources};
+use embassy_net_wiznet::chip::W5500;
+use embassy_net_wiznet::*;
+use embassy_rp::clocks::RoscRng;
+use embassy_rp::gpio::{Input, Level, Output, Pull};
+use embassy_rp::peripherals::SPI0;
+use embassy_rp::spi::{Async, Config as SpiConfig, Spi};
+use embassy_time::{Delay, Duration, Timer};
+use embedded_hal_bus::spi::ExclusiveDevice;
+use embedded_io_async::Write;
+use static_cell::StaticCell;
+use {defmt_rtt as _, panic_probe as _};
+
+#[embassy_executor::task]
+async fn ethernet_task(
+    runner: Runner<
+        'static,
+        W5500,
+        ExclusiveDevice<Spi<'static, SPI0, Async>, Output<'static>, Delay>,
+        Input<'static>,
+        Output<'static>,
+    >,
+) -> ! {
+    runner.run().await
+}
+
+#[embassy_executor::task]
+async fn net_task(mut runner: embassy_net::Runner<'static, Device<'static>>) -> ! {
+    runner.run().await
+}
+
+#[embassy_executor::main]
+async fn main(spawner: Spawner) {
+    let p = embassy_rp::init(Default::default());
+    let mut rng = RoscRng;
+    let mut led = Output::new(p.PIN_25, Level::Low);
+
+    let mut spi_cfg = SpiConfig::default();
+    spi_cfg.frequency = 50_000_000;
+    let (miso, mosi, clk) = (p.PIN_16, p.PIN_19, p.PIN_18);
+    let spi = Spi::new(p.SPI0, clk, mosi, miso, p.DMA_CH0, p.DMA_CH1, spi_cfg);
+    let cs = Output::new(p.PIN_17, Level::High);
+    let w5500_int = Input::new(p.PIN_21, Pull::Up);
+    let w5500_reset = Output::new(p.PIN_20, Level::High);
+
+    let mac_addr = [0x02, 0x00, 0x00, 0x00, 0x00, 0x00];
+    static STATE: StaticCell<State<8, 8>> = StaticCell::new();
+    let state = STATE.init(State::<8, 8>::new());
+    let (device, runner) = embassy_net_wiznet::new(
+        mac_addr,
+        state,
+        ExclusiveDevice::new(spi, cs, Delay),
+        w5500_int,
+        w5500_reset,
+    )
+    .await
+    .unwrap();
+    spawner.spawn(unwrap!(ethernet_task(runner)));
+
+    // Generate random seed
+    let seed = rng.next_u64();
+
+    // Init network stack
+    static RESOURCES: StaticCell<StackResources<3>> = StaticCell::new();
+    let (stack, runner) = embassy_net::new(
+        device,
+        embassy_net::Config::dhcpv4(Default::default()),
+        RESOURCES.init(StackResources::new()),
+        seed,
+    );
+
+    // Launch network task
+    spawner.spawn(unwrap!(net_task(runner)));
+
+    info!("Waiting for DHCP...");
+    let cfg = wait_for_config(stack).await;
+    let local_addr = cfg.address.address();
+    info!("IP address: {:?}", local_addr);
+
+    let mut rx_buffer = [0; 4096];
+    let mut tx_buffer = [0; 4096];
+    loop {
+        let mut socket = embassy_net::tcp::TcpSocket::new(stack, &mut rx_buffer, &mut tx_buffer);
+        socket.set_timeout(Some(Duration::from_secs(10)));
+
+        led.set_low();
+        info!("Connecting...");
+        let host_addr = embassy_net::Ipv4Address::from_str("192.168.0.118").unwrap();
+        if let Err(e) = socket.connect((host_addr, 1234)).await {
+            warn!("connect error: {:?}", e);
+            continue;
+        }
+        info!("Connected to {:?}", socket.remote_endpoint());
+        led.set_high();
+
+        let msg = b"Hello world!\n";
+        loop {
+            if let Err(e) = socket.write_all(msg).await {
+                warn!("write error: {:?}", e);
+                break;
+            }
+            info!("txd: {}", core::str::from_utf8(msg).unwrap());
+            Timer::after_secs(1).await;
+        }
+    }
+}
+
+async fn wait_for_config(stack: Stack<'static>) -> embassy_net::StaticConfigV4 {
+    loop {
+        if let Some(config) = stack.config_v4() {
+            return config.clone();
+        }
+        yield_now().await;
+    }
+}
diff --git a/examples/rp235x/src/bin/ethernet_w5500_tcp_server.rs b/examples/rp235x/src/bin/ethernet_w5500_tcp_server.rs
new file mode 100644
index 000000000..ba812f4fd
--- /dev/null
+++ b/examples/rp235x/src/bin/ethernet_w5500_tcp_server.rs
@@ -0,0 +1,136 @@
+//! This example implements a TCP echo server on port 1234 and using DHCP.
+//! Send it some data, you should see it echoed back and printed in the console.
+//!
+//! Example written for the [`WIZnet W5500-EVB-Pico2`](https://docs.wiznet.io/Product/iEthernet/W5500/w5500-evb-pico2) board.
+
+#![no_std]
+#![no_main]
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_futures::yield_now;
+use embassy_net::{Stack, StackResources};
+use embassy_net_wiznet::chip::W5500;
+use embassy_net_wiznet::*;
+use embassy_rp::clocks::RoscRng;
+use embassy_rp::gpio::{Input, Level, Output, Pull};
+use embassy_rp::peripherals::SPI0;
+use embassy_rp::spi::{Async, Config as SpiConfig, Spi};
+use embassy_time::{Delay, Duration};
+use embedded_hal_bus::spi::ExclusiveDevice;
+use embedded_io_async::Write;
+use static_cell::StaticCell;
+use {defmt_rtt as _, panic_probe as _};
+
+#[embassy_executor::task]
+async fn ethernet_task(
+    runner: Runner<
+        'static,
+        W5500,
+        ExclusiveDevice<Spi<'static, SPI0, Async>, Output<'static>, Delay>,
+        Input<'static>,
+        Output<'static>,
+    >,
+) -> ! {
+    runner.run().await
+}
+
+#[embassy_executor::task]
+async fn net_task(mut runner: embassy_net::Runner<'static, Device<'static>>) -> ! {
+    runner.run().await
+}
+
+#[embassy_executor::main]
+async fn main(spawner: Spawner) {
+    let p = embassy_rp::init(Default::default());
+    let mut rng = RoscRng;
+    let mut led = Output::new(p.PIN_25, Level::Low);
+
+    let mut spi_cfg = SpiConfig::default();
+    spi_cfg.frequency = 50_000_000;
+    let (miso, mosi, clk) = (p.PIN_16, p.PIN_19, p.PIN_18);
+    let spi = Spi::new(p.SPI0, clk, mosi, miso, p.DMA_CH0, p.DMA_CH1, spi_cfg);
+    let cs = Output::new(p.PIN_17, Level::High);
+    let w5500_int = Input::new(p.PIN_21, Pull::Up);
+    let w5500_reset = Output::new(p.PIN_20, Level::High);
+
+    let mac_addr = [0x02, 0x00, 0x00, 0x00, 0x00, 0x00];
+    static STATE: StaticCell<State<8, 8>> = StaticCell::new();
+    let state = STATE.init(State::<8, 8>::new());
+    let (device, runner) = embassy_net_wiznet::new(
+        mac_addr,
+        state,
+        ExclusiveDevice::new(spi, cs, Delay),
+        w5500_int,
+        w5500_reset,
+    )
+    .await
+    .unwrap();
+    spawner.spawn(unwrap!(ethernet_task(runner)));
+
+    // Generate random seed
+    let seed = rng.next_u64();
+
+    // Init network stack
+    static RESOURCES: StaticCell<StackResources<3>> = StaticCell::new();
+    let (stack, runner) = embassy_net::new(
+        device,
+        embassy_net::Config::dhcpv4(Default::default()),
+        RESOURCES.init(StackResources::new()),
+        seed,
+    );
+
+    // Launch network task
+    spawner.spawn(unwrap!(net_task(runner)));
+
+    info!("Waiting for DHCP...");
+    let cfg = wait_for_config(stack).await;
+    let local_addr = cfg.address.address();
+    info!("IP address: {:?}", local_addr);
+
+    let mut rx_buffer = [0; 4096];
+    let mut tx_buffer = [0; 4096];
+    let mut buf = [0; 4096];
+    loop {
+        let mut socket = embassy_net::tcp::TcpSocket::new(stack, &mut rx_buffer, &mut tx_buffer);
+        socket.set_timeout(Some(Duration::from_secs(10)));
+
+        led.set_low();
+        info!("Listening on TCP:1234...");
+        if let Err(e) = socket.accept(1234).await {
+            warn!("accept error: {:?}", e);
+            continue;
+        }
+        info!("Received connection from {:?}", socket.remote_endpoint());
+        led.set_high();
+
+        loop {
+            let n = match socket.read(&mut buf).await {
+                Ok(0) => {
+                    warn!("read EOF");
+                    break;
+                }
+                Ok(n) => n,
+                Err(e) => {
+                    warn!("{:?}", e);
+                    break;
+                }
+            };
+            info!("rxd {}", core::str::from_utf8(&buf[..n]).unwrap());
+
+            if let Err(e) = socket.write_all(&buf[..n]).await {
+                warn!("write error: {:?}", e);
+                break;
+            }
+        }
+    }
+}
+
+async fn wait_for_config(stack: Stack<'static>) -> embassy_net::StaticConfigV4 {
+    loop {
+        if let Some(config) = stack.config_v4() {
+            return config.clone();
+        }
+        yield_now().await;
+    }
+}
diff --git a/examples/rp235x/src/bin/ethernet_w5500_udp.rs b/examples/rp235x/src/bin/ethernet_w5500_udp.rs
new file mode 100644
index 000000000..ae74ad518
--- /dev/null
+++ b/examples/rp235x/src/bin/ethernet_w5500_udp.rs
@@ -0,0 +1,116 @@
+//! This example implements a UDP server listening on port 1234 and echoing back the data.
+//!
+//! Example written for the [`WIZnet W5500-EVB-Pico2`](https://docs.wiznet.io/Product/iEthernet/W5500/w5500-evb-pico2) board.
+
+#![no_std]
+#![no_main]
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_futures::yield_now;
+use embassy_net::udp::{PacketMetadata, UdpSocket};
+use embassy_net::{Stack, StackResources};
+use embassy_net_wiznet::chip::W5500;
+use embassy_net_wiznet::*;
+use embassy_rp::clocks::RoscRng;
+use embassy_rp::gpio::{Input, Level, Output, Pull};
+use embassy_rp::peripherals::SPI0;
+use embassy_rp::spi::{Async, Config as SpiConfig, Spi};
+use embassy_time::Delay;
+use embedded_hal_bus::spi::ExclusiveDevice;
+use static_cell::StaticCell;
+use {defmt_rtt as _, panic_probe as _};
+
+#[embassy_executor::task]
+async fn ethernet_task(
+    runner: Runner<
+        'static,
+        W5500,
+        ExclusiveDevice<Spi<'static, SPI0, Async>, Output<'static>, Delay>,
+        Input<'static>,
+        Output<'static>,
+    >,
+) -> ! {
+    runner.run().await
+}
+
+#[embassy_executor::task]
+async fn net_task(mut runner: embassy_net::Runner<'static, Device<'static>>) -> ! {
+    runner.run().await
+}
+
+#[embassy_executor::main]
+async fn main(spawner: Spawner) {
+    let p = embassy_rp::init(Default::default());
+    let mut rng = RoscRng;
+
+    let mut spi_cfg = SpiConfig::default();
+    spi_cfg.frequency = 50_000_000;
+    let (miso, mosi, clk) = (p.PIN_16, p.PIN_19, p.PIN_18);
+    let spi = Spi::new(p.SPI0, clk, mosi, miso, p.DMA_CH0, p.DMA_CH1, spi_cfg);
+    let cs = Output::new(p.PIN_17, Level::High);
+    let w5500_int = Input::new(p.PIN_21, Pull::Up);
+    let w5500_reset = Output::new(p.PIN_20, Level::High);
+
+    let mac_addr = [0x02, 0x00, 0x00, 0x00, 0x00, 0x00];
+    static STATE: StaticCell<State<8, 8>> = StaticCell::new();
+    let state = STATE.init(State::<8, 8>::new());
+    let (device, runner) = embassy_net_wiznet::new(
+        mac_addr,
+        state,
+        ExclusiveDevice::new(spi, cs, Delay),
+        w5500_int,
+        w5500_reset,
+    )
+    .await
+    .unwrap();
+    spawner.spawn(unwrap!(ethernet_task(runner)));
+
+    // Generate random seed
+    let seed = rng.next_u64();
+
+    // Init network stack
+    static RESOURCES: StaticCell<StackResources<3>> = StaticCell::new();
+    let (stack, runner) = embassy_net::new(
+        device,
+        embassy_net::Config::dhcpv4(Default::default()),
+        RESOURCES.init(StackResources::new()),
+        seed,
+    );
+
+    // Launch network task
+    spawner.spawn(unwrap!(net_task(runner)));
+
+    info!("Waiting for DHCP...");
+    let cfg = wait_for_config(stack).await;
+    let local_addr = cfg.address.address();
+    info!("IP address: {:?}", local_addr);
+
+    // Then we can use it!
+    let mut rx_buffer = [0; 4096];
+    let mut tx_buffer = [0; 4096];
+    let mut rx_meta = [PacketMetadata::EMPTY; 16];
+    let mut tx_meta = [PacketMetadata::EMPTY; 16];
+    let mut buf = [0; 4096];
+    loop {
+        let mut socket = UdpSocket::new(stack, &mut rx_meta, &mut rx_buffer, &mut tx_meta, &mut tx_buffer);
+        socket.bind(1234).unwrap();
+
+        loop {
+            let (n, ep) = socket.recv_from(&mut buf).await.unwrap();
+            if let Ok(s) = core::str::from_utf8(&buf[..n]) {
+                info!("rxd from {}: {}", ep, s);
+            }
+            socket.send_to(&buf[..n], ep).await.unwrap();
+        }
+    }
+}
+
+async fn wait_for_config(stack: Stack<'static>) -> embassy_net::StaticConfigV4 {
+    loop {
+        if let Some(config) = stack.config_v4() {
+            return config.clone();
+        }
+        yield_now().await;
+    }
+}
diff --git a/examples/rp235x/src/bin/i2c_slave.rs b/examples/rp235x/src/bin/i2c_slave.rs
index 9fffb4646..02ad9a003 100644
--- a/examples/rp235x/src/bin/i2c_slave.rs
+++ b/examples/rp235x/src/bin/i2c_slave.rs
@@ -105,7 +105,7 @@ async fn main(spawner: Spawner) {
     config.addr = DEV_ADDR as u16;
     let device = i2c_slave::I2cSlave::new(p.I2C1, d_sda, d_scl, Irqs, config);
 
-    unwrap!(spawner.spawn(device_task(device)));
+    spawner.spawn(unwrap!(device_task(device)));
 
     let c_sda = p.PIN_1;
     let c_scl = p.PIN_0;
@@ -113,5 +113,5 @@ async fn main(spawner: Spawner) {
     config.frequency = 1_000_000;
     let controller = i2c::I2c::new_async(p.I2C0, c_sda, c_scl, Irqs, config);
 
-    unwrap!(spawner.spawn(controller_task(controller)));
+    spawner.spawn(unwrap!(controller_task(controller)));
 }
diff --git a/examples/rp235x/src/bin/interrupt.rs b/examples/rp235x/src/bin/interrupt.rs
index e9ac76486..88513180c 100644
--- a/examples/rp235x/src/bin/interrupt.rs
+++ b/examples/rp235x/src/bin/interrupt.rs
@@ -51,7 +51,7 @@ async fn main(spawner: Spawner) {
     // No Mutex needed when sharing within the same executor/prio level
     static AVG: StaticCell<Cell<u32>> = StaticCell::new();
     let avg = AVG.init(Default::default());
-    spawner.must_spawn(processing(avg));
+    spawner.spawn(processing(avg).unwrap());
 
     let mut ticker = Ticker::every(Duration::from_secs(1));
     loop {
diff --git a/examples/rp235x/src/bin/multicore.rs b/examples/rp235x/src/bin/multicore.rs
index f02dc3876..4f82801d6 100644
--- a/examples/rp235x/src/bin/multicore.rs
+++ b/examples/rp235x/src/bin/multicore.rs
@@ -35,12 +35,12 @@ fn main() -> ! {
         unsafe { &mut *core::ptr::addr_of_mut!(CORE1_STACK) },
         move || {
             let executor1 = EXECUTOR1.init(Executor::new());
-            executor1.run(|spawner| unwrap!(spawner.spawn(core1_task(led))));
+            executor1.run(|spawner| spawner.spawn(unwrap!(core1_task(led))));
         },
     );
 
     let executor0 = EXECUTOR0.init(Executor::new());
-    executor0.run(|spawner| unwrap!(spawner.spawn(core0_task())));
+    executor0.run(|spawner| spawner.spawn(unwrap!(core0_task())));
 }
 
 #[embassy_executor::task]
diff --git a/examples/rp235x/src/bin/multiprio.rs b/examples/rp235x/src/bin/multiprio.rs
index 2b397f97d..96cdf8fb1 100644
--- a/examples/rp235x/src/bin/multiprio.rs
+++ b/examples/rp235x/src/bin/multiprio.rs
@@ -130,16 +130,16 @@ fn main() -> ! {
     // High-priority executor: SWI_IRQ_1, priority level 2
     interrupt::SWI_IRQ_1.set_priority(Priority::P2);
     let spawner = EXECUTOR_HIGH.start(interrupt::SWI_IRQ_1);
-    unwrap!(spawner.spawn(run_high()));
+    spawner.spawn(unwrap!(run_high()));
 
     // Medium-priority executor: SWI_IRQ_0, priority level 3
     interrupt::SWI_IRQ_0.set_priority(Priority::P3);
     let spawner = EXECUTOR_MED.start(interrupt::SWI_IRQ_0);
-    unwrap!(spawner.spawn(run_med()));
+    spawner.spawn(unwrap!(run_med()));
 
     // Low priority executor: runs in thread mode, using WFE/SEV
     let executor = EXECUTOR_LOW.init(Executor::new());
     executor.run(|spawner| {
-        unwrap!(spawner.spawn(run_low()));
+        spawner.spawn(unwrap!(run_low()));
     });
 }
diff --git a/examples/rp235x/src/bin/overclock.rs b/examples/rp235x/src/bin/overclock.rs
new file mode 100644
index 000000000..5fd97ef97
--- /dev/null
+++ b/examples/rp235x/src/bin/overclock.rs
@@ -0,0 +1,74 @@
+//! # Overclocking the RP2350 to 200 MHz
+//!
+//! This example demonstrates how to configure the RP2350 to run at 200 MHz instead of the default 150 MHz.
+//!
+//! ## Note
+//!
+//! As of yet there is no official support for running the RP235x at higher clock frequencies and/or other core voltages than the default.
+//! Doing so may cause unexpected behavior and/or damage the chip.
+
+#![no_std]
+#![no_main]
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_rp::clocks::{clk_sys_freq, core_voltage, ClockConfig, CoreVoltage};
+use embassy_rp::config::Config;
+use embassy_rp::gpio::{Level, Output};
+use embassy_time::{Duration, Instant, Timer};
+use {defmt_rtt as _, panic_probe as _};
+
+const COUNT_TO: i64 = 10_000_000;
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) -> ! {
+    // Set up for clock frequency of 200 MHz, setting all necessary defaults.
+    let mut config = Config::new(ClockConfig::system_freq(200_000_000).unwrap());
+
+    // since for the rp235x there is no official support for higher clock frequencies, `system_freq()` will not set a voltage for us.
+    // We need to guess the core voltage, that is needed for the higher clock frequency. Going with a small increase from the default 1.1V here, based on
+    // what we know about the RP2040. This is not guaranteed to be correct.
+    config.clocks.core_voltage = CoreVoltage::V1_15;
+
+    // Initialize the peripherals
+    let p = embassy_rp::init(config);
+
+    // Show CPU frequency for verification
+    let sys_freq = clk_sys_freq();
+    info!("System clock frequency: {} MHz", sys_freq / 1_000_000);
+    // Show core voltage for verification
+    let core_voltage = core_voltage().unwrap();
+    info!("Core voltage: {}", core_voltage);
+
+    // LED to indicate the system is running
+    let mut led = Output::new(p.PIN_25, Level::Low);
+
+    loop {
+        // Reset the counter at the start of measurement period
+        let mut counter = 0;
+
+        // Turn LED on while counting
+        led.set_high();
+
+        let start = Instant::now();
+
+        // This is a busy loop that will take some time to complete
+        while counter < COUNT_TO {
+            counter += 1;
+        }
+
+        let elapsed = Instant::now() - start;
+
+        // Report the elapsed time
+        led.set_low();
+        info!(
+            "At {}Mhz: Elapsed time to count to {}: {}ms",
+            sys_freq / 1_000_000,
+            counter,
+            elapsed.as_millis()
+        );
+
+        // Wait 2 seconds before starting the next measurement
+        Timer::after(Duration::from_secs(2)).await;
+    }
+}
diff --git a/examples/rp235x/src/bin/pio_async.rs b/examples/rp235x/src/bin/pio_async.rs
index a519b8a50..d76930f5c 100644
--- a/examples/rp235x/src/bin/pio_async.rs
+++ b/examples/rp235x/src/bin/pio_async.rs
@@ -125,7 +125,7 @@ async fn main(spawner: Spawner) {
     setup_pio_task_sm0(&mut common, &mut sm0, p.PIN_0);
     setup_pio_task_sm1(&mut common, &mut sm1);
     setup_pio_task_sm2(&mut common, &mut sm2);
-    spawner.spawn(pio_task_sm0(sm0)).unwrap();
-    spawner.spawn(pio_task_sm1(sm1)).unwrap();
-    spawner.spawn(pio_task_sm2(irq3, sm2)).unwrap();
+    spawner.spawn(pio_task_sm0(sm0).unwrap());
+    spawner.spawn(pio_task_sm1(sm1).unwrap());
+    spawner.spawn(pio_task_sm2(irq3, sm2).unwrap());
 }
diff --git a/examples/rp235x/src/bin/pio_i2s.rs b/examples/rp235x/src/bin/pio_i2s.rs
index 5a4bcfcac..cfcb0221d 100644
--- a/examples/rp235x/src/bin/pio_i2s.rs
+++ b/examples/rp235x/src/bin/pio_i2s.rs
@@ -27,7 +27,6 @@ bind_interrupts!(struct Irqs {
 
 const SAMPLE_RATE: u32 = 48_000;
 const BIT_DEPTH: u32 = 16;
-const CHANNELS: u32 = 2;
 
 #[embassy_executor::main]
 async fn main(_spawner: Spawner) {
@@ -50,7 +49,6 @@ async fn main(_spawner: Spawner) {
         left_right_clock_pin,
         SAMPLE_RATE,
         BIT_DEPTH,
-        CHANNELS,
         &program,
     );
 
diff --git a/examples/rp235x/src/bin/pio_i2s_rx.rs b/examples/rp235x/src/bin/pio_i2s_rx.rs
new file mode 100644
index 000000000..c3f505b13
--- /dev/null
+++ b/examples/rp235x/src/bin/pio_i2s_rx.rs
@@ -0,0 +1,81 @@
+//! This example shows receiving audio from a connected I2S microphone (or other audio source)
+//! using the PIO module of the RP235x.
+//!
+//!
+//! Connect the i2s microphone as follows:
+//!   bclk : GPIO 18
+//!   lrc  : GPIO 19
+//!   din  : GPIO 20
+//! Then hold down the boot select button to begin receiving audio. Received I2S words will be written to
+//! buffers for the left and right channels for use in your application, whether that's storage or
+//! further processing
+//!
+//!  Note the const USE_ONBOARD_PULLDOWN is by default set to false, meaning an external
+//!  pull-down resistor is being used on the data pin if required by the mic being used.
+
+#![no_std]
+#![no_main]
+use core::mem;
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_rp::bind_interrupts;
+use embassy_rp::peripherals::PIO0;
+use embassy_rp::pio::{InterruptHandler, Pio};
+use embassy_rp::pio_programs::i2s::{PioI2sIn, PioI2sInProgram};
+use static_cell::StaticCell;
+use {defmt_rtt as _, panic_probe as _};
+
+bind_interrupts!(struct Irqs {
+    PIO0_IRQ_0 => InterruptHandler<PIO0>;
+});
+
+const SAMPLE_RATE: u32 = 48_000;
+const BIT_DEPTH: u32 = 16;
+const CHANNELS: u32 = 2;
+const USE_ONBOARD_PULLDOWN: bool = false; // whether or not to use the onboard pull-down resistor,
+                                          // which has documented issues on many RP235x boards
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
+    let p = embassy_rp::init(Default::default());
+
+    // Setup pio state machine for i2s input
+    let Pio { mut common, sm0, .. } = Pio::new(p.PIO0, Irqs);
+
+    let bit_clock_pin = p.PIN_18;
+    let left_right_clock_pin = p.PIN_19;
+    let data_pin = p.PIN_20;
+
+    let program = PioI2sInProgram::new(&mut common);
+    let mut i2s = PioI2sIn::new(
+        &mut common,
+        sm0,
+        p.DMA_CH0,
+        USE_ONBOARD_PULLDOWN,
+        data_pin,
+        bit_clock_pin,
+        left_right_clock_pin,
+        SAMPLE_RATE,
+        BIT_DEPTH,
+        CHANNELS,
+        &program,
+    );
+
+    // create two audio buffers (back and front) which will take turns being
+    // filled with new audio data from the PIO fifo using DMA
+    const BUFFER_SIZE: usize = 960;
+    static DMA_BUFFER: StaticCell<[u32; BUFFER_SIZE * 2]> = StaticCell::new();
+    let dma_buffer = DMA_BUFFER.init_with(|| [0u32; BUFFER_SIZE * 2]);
+    let (mut back_buffer, mut front_buffer) = dma_buffer.split_at_mut(BUFFER_SIZE);
+
+    loop {
+        // trigger transfer of front buffer data to the pio fifo
+        // but don't await the returned future, yet
+        let dma_future = i2s.read(front_buffer);
+        // now await the dma future. once the dma finishes, the next buffer needs to be queued
+        // within DMA_DEPTH / SAMPLE_RATE = 8 / 48000 seconds = 166us
+        dma_future.await;
+        info!("Received I2S data word: {:?}", &front_buffer);
+        mem::swap(&mut back_buffer, &mut front_buffer);
+    }
+}
diff --git a/examples/rp235x/src/bin/pio_onewire.rs b/examples/rp235x/src/bin/pio_onewire.rs
index 991510851..102f13c45 100644
--- a/examples/rp235x/src/bin/pio_onewire.rs
+++ b/examples/rp235x/src/bin/pio_onewire.rs
@@ -1,4 +1,5 @@
-//! This example shows how you can use PIO to read a `DS18B20` one-wire temperature sensor.
+//! This example shows how you can use PIO to read one or more `DS18B20` one-wire temperature sensors.
+//! This uses externally powered sensors. For parasite power, see the pio_onewire_parasite.rs example.
 
 #![no_std]
 #![no_main]
@@ -6,9 +7,10 @@ use defmt::*;
 use embassy_executor::Spawner;
 use embassy_rp::bind_interrupts;
 use embassy_rp::peripherals::PIO0;
-use embassy_rp::pio::{self, InterruptHandler, Pio};
-use embassy_rp::pio_programs::onewire::{PioOneWire, PioOneWireProgram};
+use embassy_rp::pio::{InterruptHandler, Pio};
+use embassy_rp::pio_programs::onewire::{PioOneWire, PioOneWireProgram, PioOneWireSearch};
 use embassy_time::Timer;
+use heapless::Vec;
 use {defmt_rtt as _, panic_probe as _};
 
 bind_interrupts!(struct Irqs {
@@ -21,63 +23,66 @@ async fn main(_spawner: Spawner) {
     let mut pio = Pio::new(p.PIO0, Irqs);
 
     let prg = PioOneWireProgram::new(&mut pio.common);
-    let onewire = PioOneWire::new(&mut pio.common, pio.sm0, p.PIN_2, &prg);
+    let mut onewire = PioOneWire::new(&mut pio.common, pio.sm0, p.PIN_2, &prg);
 
-    let mut sensor = Ds18b20::new(onewire);
+    info!("Starting onewire search");
 
-    loop {
-        sensor.start().await; // Start a new measurement
-        Timer::after_secs(1).await; // Allow 1s for the measurement to finish
-        match sensor.temperature().await {
-            Ok(temp) => info!("temp = {:?} deg C", temp),
-            _ => error!("sensor error"),
+    let mut devices = Vec::<u64, 10>::new();
+    let mut search = PioOneWireSearch::new();
+    for _ in 0..10 {
+        if !search.is_finished() {
+            if let Some(address) = search.next(&mut onewire).await {
+                if crc8(&address.to_le_bytes()) == 0 {
+                    info!("Found addres: {:x}", address);
+                    let _ = devices.push(address);
+                } else {
+                    warn!("Found invalid address: {:x}", address);
+                }
+            }
         }
-        Timer::after_secs(1).await;
     }
-}
 
-/// DS18B20 temperature sensor driver
-pub struct Ds18b20<'d, PIO: pio::Instance, const SM: usize> {
-    wire: PioOneWire<'d, PIO, SM>,
-}
+    info!("Search done, found {} devices", devices.len());
 
-impl<'d, PIO: pio::Instance, const SM: usize> Ds18b20<'d, PIO, SM> {
-    pub fn new(wire: PioOneWire<'d, PIO, SM>) -> Self {
-        Self { wire }
-    }
+    loop {
+        onewire.reset().await;
+        // Skip rom and trigger conversion, we can trigger all devices on the bus immediately
+        onewire.write_bytes(&[0xCC, 0x44]).await;
 
-    /// Calculate CRC8 of the data
-    fn crc8(data: &[u8]) -> u8 {
-        let mut temp;
-        let mut data_byte;
-        let mut crc = 0;
-        for b in data {
-            data_byte = *b;
-            for _ in 0..8 {
-                temp = (crc ^ data_byte) & 0x01;
-                crc >>= 1;
-                if temp != 0 {
-                    crc ^= 0x8C;
-                }
-                data_byte >>= 1;
+        Timer::after_secs(1).await; // Allow 1s for the measurement to finish
+
+        // Read all devices one by one
+        for device in &devices {
+            onewire.reset().await;
+            onewire.write_bytes(&[0x55]).await; // Match rom
+            onewire.write_bytes(&device.to_le_bytes()).await;
+            onewire.write_bytes(&[0xBE]).await; // Read scratchpad
+
+            let mut data = [0; 9];
+            onewire.read_bytes(&mut data).await;
+            if crc8(&data) == 0 {
+                let temp = ((data[1] as u32) << 8 | data[0] as u32) as f32 / 16.;
+                info!("Read device {:x}: {} deg C", device, temp);
+            } else {
+                warn!("Reading device {:x} failed", device);
             }
         }
-        crc
-    }
-
-    /// Start a new measurement. Allow at least 1000ms before getting `temperature`.
-    pub async fn start(&mut self) {
-        self.wire.write_bytes(&[0xCC, 0x44]).await;
+        Timer::after_secs(1).await;
     }
+}
 
-    /// Read the temperature. Ensure >1000ms has passed since `start` before calling this.
-    pub async fn temperature(&mut self) -> Result<f32, ()> {
-        self.wire.write_bytes(&[0xCC, 0xBE]).await;
-        let mut data = [0; 9];
-        self.wire.read_bytes(&mut data).await;
-        match Self::crc8(&data) == 0 {
-            true => Ok(((data[1] as u32) << 8 | data[0] as u32) as f32 / 16.),
-            false => Err(()),
+fn crc8(data: &[u8]) -> u8 {
+    let mut crc = 0;
+    for b in data {
+        let mut data_byte = *b;
+        for _ in 0..8 {
+            let temp = (crc ^ data_byte) & 0x01;
+            crc >>= 1;
+            if temp != 0 {
+                crc ^= 0x8C;
+            }
+            data_byte >>= 1;
         }
     }
+    crc
 }
diff --git a/examples/rp235x/src/bin/pio_onewire_parasite.rs b/examples/rp235x/src/bin/pio_onewire_parasite.rs
new file mode 100644
index 000000000..fd076dee0
--- /dev/null
+++ b/examples/rp235x/src/bin/pio_onewire_parasite.rs
@@ -0,0 +1,89 @@
+//! This example shows how you can use PIO to read one or more `DS18B20`
+//! one-wire temperature sensors using parasite power.
+//! It applies a strong pullup during conversion, see "Powering the DS18B20" in the datasheet.
+//! For externally powered sensors, use the pio_onewire.rs example.
+
+#![no_std]
+#![no_main]
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_rp::bind_interrupts;
+use embassy_rp::peripherals::PIO0;
+use embassy_rp::pio::{InterruptHandler, Pio};
+use embassy_rp::pio_programs::onewire::{PioOneWire, PioOneWireProgram, PioOneWireSearch};
+use embassy_time::Duration;
+use heapless::Vec;
+use {defmt_rtt as _, panic_probe as _};
+
+bind_interrupts!(struct Irqs {
+    PIO0_IRQ_0 => InterruptHandler<PIO0>;
+});
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
+    let p = embassy_rp::init(Default::default());
+    let mut pio = Pio::new(p.PIO0, Irqs);
+
+    let prg = PioOneWireProgram::new(&mut pio.common);
+    let mut onewire = PioOneWire::new(&mut pio.common, pio.sm0, p.PIN_2, &prg);
+
+    info!("Starting onewire search");
+
+    let mut devices = Vec::<u64, 10>::new();
+    let mut search = PioOneWireSearch::new();
+    for _ in 0..10 {
+        if !search.is_finished() {
+            if let Some(address) = search.next(&mut onewire).await {
+                if crc8(&address.to_le_bytes()) == 0 {
+                    info!("Found address: {:x}", address);
+                    let _ = devices.push(address);
+                } else {
+                    warn!("Found invalid address: {:x}", address);
+                }
+            }
+        }
+    }
+
+    info!("Search done, found {} devices", devices.len());
+
+    loop {
+        // Read all devices one by one
+        for device in &devices {
+            onewire.reset().await;
+            onewire.write_bytes(&[0x55]).await; // Match rom
+            onewire.write_bytes(&device.to_le_bytes()).await;
+            // 750 ms delay required for default 12-bit resolution.
+            onewire.write_bytes_pullup(&[0x44], Duration::from_millis(750)).await;
+
+            onewire.reset().await;
+            onewire.write_bytes(&[0x55]).await; // Match rom
+            onewire.write_bytes(&device.to_le_bytes()).await;
+            onewire.write_bytes(&[0xBE]).await; // Read scratchpad
+
+            let mut data = [0; 9];
+            onewire.read_bytes(&mut data).await;
+            if crc8(&data) == 0 {
+                let temp = ((data[1] as u32) << 8 | data[0] as u32) as f32 / 16.;
+                info!("Read device {:x}: {} deg C", device, temp);
+            } else {
+                warn!("Reading device {:x} failed. {:02x}", device, data);
+            }
+        }
+    }
+}
+
+fn crc8(data: &[u8]) -> u8 {
+    let mut crc = 0;
+    for b in data {
+        let mut data_byte = *b;
+        for _ in 0..8 {
+            let temp = (crc ^ data_byte) & 0x01;
+            crc >>= 1;
+            if temp != 0 {
+                crc ^= 0x8C;
+            }
+            data_byte >>= 1;
+        }
+    }
+    crc
+}
diff --git a/examples/rp235x/src/bin/pio_rotary_encoder.rs b/examples/rp235x/src/bin/pio_rotary_encoder.rs
index e820d316d..610d1a40b 100644
--- a/examples/rp235x/src/bin/pio_rotary_encoder.rs
+++ b/examples/rp235x/src/bin/pio_rotary_encoder.rs
@@ -50,6 +50,6 @@ async fn main(spawner: Spawner) {
     let encoder0 = PioEncoder::new(&mut common, sm0, p.PIN_4, p.PIN_5, &prg);
     let encoder1 = PioEncoder::new(&mut common, sm1, p.PIN_6, p.PIN_7, &prg);
 
-    spawner.must_spawn(encoder_0(encoder0));
-    spawner.must_spawn(encoder_1(encoder1));
+    spawner.spawn(encoder_0(encoder0).unwrap());
+    spawner.spawn(encoder_1(encoder1).unwrap());
 }
diff --git a/examples/rp235x/src/bin/psram.rs b/examples/rp235x/src/bin/psram.rs
new file mode 100644
index 000000000..716ac7695
--- /dev/null
+++ b/examples/rp235x/src/bin/psram.rs
@@ -0,0 +1,49 @@
+//! This example tests an APS6404L PSRAM chip connected to the RP235x
+//! It fills the PSRAM with alternating patterns and reads back a value
+//!
+//! In this example, the PSRAM CS is connected to Pin 0.
+
+#![no_std]
+#![no_main]
+
+use core::slice;
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_time::Timer;
+use {defmt_rtt as _, panic_probe as _};
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
+    let config = embassy_rp::config::Config::default();
+    let p = embassy_rp::init(config);
+    let psram_config = embassy_rp::psram::Config::aps6404l();
+    let psram = embassy_rp::psram::Psram::new(embassy_rp::qmi_cs1::QmiCs1::new(p.QMI_CS1, p.PIN_0), psram_config);
+
+    let Ok(psram) = psram else {
+        error!("PSRAM not found");
+        loop {
+            Timer::after_secs(1).await;
+        }
+    };
+
+    let psram_slice = unsafe {
+        let psram_ptr = psram.base_address();
+        let slice: &'static mut [u8] = slice::from_raw_parts_mut(psram_ptr, psram.size() as usize);
+        slice
+    };
+
+    loop {
+        psram_slice.fill(0x55);
+        info!("PSRAM filled with 0x55");
+        let at_addr = psram_slice[0x100];
+        info!("Read from PSRAM at address 0x100: 0x{:02x}", at_addr);
+        Timer::after_secs(1).await;
+
+        psram_slice.fill(0xAA);
+        info!("PSRAM filled with 0xAA");
+        let at_addr = psram_slice[0x100];
+        info!("Read from PSRAM at address 0x100: 0x{:02x}", at_addr);
+        Timer::after_secs(1).await;
+    }
+}
diff --git a/examples/rp235x/src/bin/pwm.rs b/examples/rp235x/src/bin/pwm.rs
index da1acc18a..289480c85 100644
--- a/examples/rp235x/src/bin/pwm.rs
+++ b/examples/rp235x/src/bin/pwm.rs
@@ -18,8 +18,8 @@ use {defmt_rtt as _, panic_probe as _};
 #[embassy_executor::main]
 async fn main(spawner: Spawner) {
     let p = embassy_rp::init(Default::default());
-    spawner.spawn(pwm_set_config(p.PWM_SLICE4, p.PIN_25)).unwrap();
-    spawner.spawn(pwm_set_dutycycle(p.PWM_SLICE2, p.PIN_4)).unwrap();
+    spawner.spawn(pwm_set_config(p.PWM_SLICE4, p.PIN_25).unwrap());
+    spawner.spawn(pwm_set_dutycycle(p.PWM_SLICE2, p.PIN_4).unwrap());
 }
 
 /// Demonstrate PWM by modifying & applying the config
diff --git a/examples/rp235x/src/bin/shared_bus.rs b/examples/rp235x/src/bin/shared_bus.rs
index 9267dfccb..db7566b1a 100644
--- a/examples/rp235x/src/bin/shared_bus.rs
+++ b/examples/rp235x/src/bin/shared_bus.rs
@@ -35,8 +35,8 @@ async fn main(spawner: Spawner) {
     static I2C_BUS: StaticCell<I2c1Bus> = StaticCell::new();
     let i2c_bus = I2C_BUS.init(Mutex::new(i2c));
 
-    spawner.must_spawn(i2c_task_a(i2c_bus));
-    spawner.must_spawn(i2c_task_b(i2c_bus));
+    spawner.spawn(i2c_task_a(i2c_bus).unwrap());
+    spawner.spawn(i2c_task_b(i2c_bus).unwrap());
 
     // Shared SPI bus
     let spi_cfg = spi::Config::default();
@@ -48,8 +48,8 @@ async fn main(spawner: Spawner) {
     let cs_a = Output::new(p.PIN_0, Level::High);
     let cs_b = Output::new(p.PIN_1, Level::High);
 
-    spawner.must_spawn(spi_task_a(spi_bus, cs_a));
-    spawner.must_spawn(spi_task_b(spi_bus, cs_b));
+    spawner.spawn(spi_task_a(spi_bus, cs_a).unwrap());
+    spawner.spawn(spi_task_b(spi_bus, cs_b).unwrap());
 }
 
 #[embassy_executor::task]
diff --git a/examples/rp235x/src/bin/sharing.rs b/examples/rp235x/src/bin/sharing.rs
index 497c4f845..d4c89946b 100644
--- a/examples/rp235x/src/bin/sharing.rs
+++ b/examples/rp235x/src/bin/sharing.rs
@@ -27,7 +27,6 @@ use embassy_rp::{bind_interrupts, interrupt};
 use embassy_sync::blocking_mutex::raw::CriticalSectionRawMutex;
 use embassy_sync::{blocking_mutex, mutex};
 use embassy_time::{Duration, Ticker};
-use rand::RngCore;
 use static_cell::{ConstStaticCell, StaticCell};
 use {defmt_rtt as _, panic_probe as _};
 
@@ -69,7 +68,7 @@ fn main() -> ! {
     // High-priority executor: runs in interrupt mode
     interrupt::SWI_IRQ_0.set_priority(Priority::P3);
     let spawner = EXECUTOR_HI.start(interrupt::SWI_IRQ_0);
-    spawner.must_spawn(task_a(uart));
+    spawner.spawn(task_a(uart).unwrap());
 
     // Low priority executor: runs in thread mode
     let executor = EXECUTOR_LOW.init(Executor::new());
@@ -84,8 +83,8 @@ fn main() -> ! {
         static REF_CELL: ConstStaticCell<RefCell<MyType>> = ConstStaticCell::new(RefCell::new(MyType { inner: 0 }));
         let ref_cell = REF_CELL.take();
 
-        spawner.must_spawn(task_b(uart, cell, ref_cell));
-        spawner.must_spawn(task_c(cell, ref_cell));
+        spawner.spawn(task_b(uart, cell, ref_cell).unwrap());
+        spawner.spawn(task_c(cell, ref_cell).unwrap());
     });
 }
 
diff --git a/examples/rp235x/src/bin/trng.rs b/examples/rp235x/src/bin/trng.rs
index ad19aef3e..100d6b104 100644
--- a/examples/rp235x/src/bin/trng.rs
+++ b/examples/rp235x/src/bin/trng.rs
@@ -10,7 +10,6 @@ use embassy_rp::gpio::{Level, Output};
 use embassy_rp::peripherals::TRNG;
 use embassy_rp::trng::Trng;
 use embassy_time::Timer;
-use rand::RngCore;
 use {defmt_rtt as _, panic_probe as _};
 
 bind_interrupts!(struct Irqs {
@@ -33,8 +32,8 @@ async fn main(_spawner: Spawner) {
         info!("Random bytes async {}", &randomness);
         trng.blocking_fill_bytes(&mut randomness);
         info!("Random bytes blocking {}", &randomness);
-        let random_u32 = trng.next_u32();
-        let random_u64 = trng.next_u64();
+        let random_u32 = trng.blocking_next_u32();
+        let random_u64 = trng.blocking_next_u64();
         info!("Random u32 {} u64 {}", random_u32, random_u64);
         // Random number of blinks between 0 and 31
         let blinks = random_u32 % 32;
diff --git a/examples/rp235x/src/bin/uart_buffered_split.rs b/examples/rp235x/src/bin/uart_buffered_split.rs
index 7cad09f9b..061be873d 100644
--- a/examples/rp235x/src/bin/uart_buffered_split.rs
+++ b/examples/rp235x/src/bin/uart_buffered_split.rs
@@ -33,7 +33,7 @@ async fn main(spawner: Spawner) {
     let uart = BufferedUart::new(uart, tx_pin, rx_pin, Irqs, tx_buf, rx_buf, Config::default());
     let (mut tx, rx) = uart.split();
 
-    unwrap!(spawner.spawn(reader(rx)));
+    spawner.spawn(unwrap!(reader(rx)));
 
     info!("Writing...");
     loop {
diff --git a/examples/rp235x/src/bin/uart_unidir.rs b/examples/rp235x/src/bin/uart_unidir.rs
index 45c9c8407..0c80d24c9 100644
--- a/examples/rp235x/src/bin/uart_unidir.rs
+++ b/examples/rp235x/src/bin/uart_unidir.rs
@@ -27,7 +27,7 @@ async fn main(spawner: Spawner) {
     let mut uart_tx = UartTx::new(p.UART0, p.PIN_0, p.DMA_CH0, Config::default());
     let uart_rx = UartRx::new(p.UART1, p.PIN_5, Irqs, p.DMA_CH1, Config::default());
 
-    unwrap!(spawner.spawn(reader(uart_rx)));
+    spawner.spawn(unwrap!(reader(uart_rx)));
 
     info!("Writing...");
     loop {
diff --git a/examples/rp235x/src/bin/usb_webusb.rs b/examples/rp235x/src/bin/usb_webusb.rs
index 75d28c853..a68163b61 100644
--- a/examples/rp235x/src/bin/usb_webusb.rs
+++ b/examples/rp235x/src/bin/usb_webusb.rs
@@ -125,8 +125,8 @@ impl<'d, D: Driver<'d>> WebEndpoints<'d, D> {
         let mut iface = func.interface();
         let mut alt = iface.alt_setting(0xff, 0x00, 0x00, None);
 
-        let write_ep = alt.endpoint_bulk_in(config.max_packet_size);
-        let read_ep = alt.endpoint_bulk_out(config.max_packet_size);
+        let write_ep = alt.endpoint_bulk_in(None, config.max_packet_size);
+        let read_ep = alt.endpoint_bulk_out(None, config.max_packet_size);
 
         WebEndpoints { write_ep, read_ep }
     }
diff --git a/examples/rp235x/src/bin/zerocopy.rs b/examples/rp235x/src/bin/zerocopy.rs
index 086c86cac..62ba4cfb8 100644
--- a/examples/rp235x/src/bin/zerocopy.rs
+++ b/examples/rp235x/src/bin/zerocopy.rs
@@ -52,8 +52,8 @@ async fn main(spawner: Spawner) {
     let channel = CHANNEL.init(Channel::new(buf));
     let (sender, receiver) = channel.split();
 
-    spawner.must_spawn(consumer(receiver));
-    spawner.must_spawn(producer(sender, adc_parts));
+    spawner.spawn(consumer(receiver).unwrap());
+    spawner.spawn(producer(sender, adc_parts).unwrap());
 
     let mut ticker = Ticker::every(Duration::from_secs(1));
     loop {