From 77d355e0ecb3f5eab4a563981552fdb69175c8c5 Mon Sep 17 00:00:00 2001
From: Alex Moon <alex@moonspot.org>
Date: Fri, 18 Apr 2025 15:08:18 -0400
Subject: Make the nrf Twim RAM buffer a instance variable instead of stack
 allocated

---
 examples/nrf52840/src/bin/twim.rs          | 4 +++-
 examples/nrf52840/src/bin/twim_lowpower.rs | 2 ++
 2 files changed, 5 insertions(+), 1 deletion(-)

(limited to 'examples')

diff --git a/examples/nrf52840/src/bin/twim.rs b/examples/nrf52840/src/bin/twim.rs
index ceaafd784..e30a3855d 100644
--- a/examples/nrf52840/src/bin/twim.rs
+++ b/examples/nrf52840/src/bin/twim.rs
@@ -9,6 +9,7 @@ use defmt::*;
 use embassy_executor::Spawner;
 use embassy_nrf::twim::{self, Twim};
 use embassy_nrf::{bind_interrupts, peripherals};
+use static_cell::ConstStaticCell;
 use {defmt_rtt as _, panic_probe as _};
 
 const ADDRESS: u8 = 0x50;
@@ -22,7 +23,8 @@ async fn main(_spawner: Spawner) {
     let p = embassy_nrf::init(Default::default());
     info!("Initializing TWI...");
     let config = twim::Config::default();
-    let mut twi = Twim::new(p.TWISPI0, Irqs, p.P0_03, p.P0_04, config);
+    static RAM_BUFFER: ConstStaticCell<[u8; 16]> = ConstStaticCell::new([0; 16]);
+    let mut twi = Twim::new(p.TWISPI0, Irqs, p.P0_03, p.P0_04, config, RAM_BUFFER.take());
 
     info!("Reading...");
 
diff --git a/examples/nrf52840/src/bin/twim_lowpower.rs b/examples/nrf52840/src/bin/twim_lowpower.rs
index 8a6f958eb..f7380e20d 100644
--- a/examples/nrf52840/src/bin/twim_lowpower.rs
+++ b/examples/nrf52840/src/bin/twim_lowpower.rs
@@ -30,6 +30,7 @@ async fn main(_p: Spawner) {
     loop {
         info!("Initializing TWI...");
         let config = twim::Config::default();
+        let mut ram_buffer = [0u8; 16];
 
         // Create the TWIM instance with borrowed singletons, so they're not consumed.
         let mut twi = Twim::new(
@@ -38,6 +39,7 @@ async fn main(_p: Spawner) {
             p.P0_03.reborrow(),
             p.P0_04.reborrow(),
             config,
+            &mut ram_buffer,
         );
 
         info!("Reading...");
-- 
cgit 


From b0594d16f238f803a0192810833ae2b0c3941ec3 Mon Sep 17 00:00:00 2001
From: 1-rafael-1 <rafael.koch@gmx.net>
Date: Sat, 26 Apr 2025 22:55:24 +0200
Subject: Add overclock example for RP2040 with 200 MHz clock configuration

---
 examples/rp/src/bin/overclock.rs | 60 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 examples/rp/src/bin/overclock.rs

(limited to 'examples')

diff --git a/examples/rp/src/bin/overclock.rs b/examples/rp/src/bin/overclock.rs
new file mode 100644
index 000000000..429fff1ac
--- /dev/null
+++ b/examples/rp/src/bin/overclock.rs
@@ -0,0 +1,60 @@
+#![no_std]
+#![no_main]
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_rp::clocks::{clk_sys_freq, ClockConfig};
+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: i32 = 1_000_000;
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) -> ! {
+    // Set up for clock frequency of 200 MHz
+    // We will need a clock config in the HAL config that supports this frequency
+    // The RP2040 can run at 200 MHz with a 12 MHz crystal
+    let config = Config::new(ClockConfig::crystal_freq(12_000_000, 200_000_000));
+
+    // Initialize the peripherals
+    let p = embassy_rp::init(config);
+
+    // Show CPU frequency for verification
+    let sys_freq = clk_sys_freq();
+    info!("System clock frequency: {} Hz", sys_freq);
+
+    // 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();
+
+        // Count to COUNT_TO
+        // This is a busy loop that will take some time to complete
+        while counter < COUNT_TO {
+            counter += 1;
+        }
+
+        let elapsed = start - Instant::now();
+
+        // Report the elapsed time
+        led.set_low();
+        info!(
+            "At {}Mhz: Elapsed time to count to {}: {}ms",
+            sys_freq / 1_000_000,
+            COUNT_TO,
+            elapsed.as_millis()
+        );
+
+        // Wait 2 seconds before starting the next measurement
+        Timer::after(Duration::from_secs(2)).await;
+    }
+}
-- 
cgit 


From 3a6dc910ffc66d4a30b89f299432b383271a719f Mon Sep 17 00:00:00 2001
From: 1-rafael-1 <rafael.koch@gmx.net>
Date: Mon, 28 Apr 2025 22:54:15 +0200
Subject: first working draft

---
 examples/rp/src/bin/overclock.rs | 26 ++++++++++++++++----------
 1 file changed, 16 insertions(+), 10 deletions(-)

(limited to 'examples')

diff --git a/examples/rp/src/bin/overclock.rs b/examples/rp/src/bin/overclock.rs
index 429fff1ac..db6c8f448 100644
--- a/examples/rp/src/bin/overclock.rs
+++ b/examples/rp/src/bin/overclock.rs
@@ -3,22 +3,18 @@
 
 use defmt::*;
 use embassy_executor::Spawner;
-use embassy_rp::clocks::{clk_sys_freq, ClockConfig};
+use embassy_rp::clocks::{clk_sys_freq, ClockConfig, VoltageScale};
 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: i32 = 1_000_000;
+const COUNT_TO: i64 = 10_000_000;
 
 #[embassy_executor::main]
 async fn main(_spawner: Spawner) -> ! {
     // Set up for clock frequency of 200 MHz
-    // We will need a clock config in the HAL config that supports this frequency
-    // The RP2040 can run at 200 MHz with a 12 MHz crystal
-    let config = Config::new(ClockConfig::crystal_freq(12_000_000, 200_000_000));
-
-    // Initialize the peripherals
+    let config = Config::new(ClockConfig::with_speed_mhz(200));
     let p = embassy_rp::init(config);
 
     // Show CPU frequency for verification
@@ -37,20 +33,19 @@ async fn main(_spawner: Spawner) -> ! {
 
         let start = Instant::now();
 
-        // Count to COUNT_TO
         // This is a busy loop that will take some time to complete
         while counter < COUNT_TO {
             counter += 1;
         }
 
-        let elapsed = start - Instant::now();
+        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,
-            COUNT_TO,
+            counter,
             elapsed.as_millis()
         );
 
@@ -58,3 +53,14 @@ async fn main(_spawner: Spawner) -> ! {
         Timer::after(Duration::from_secs(2)).await;
     }
 }
+
+// let config = Config::new(ClockConfig::with_speed_mhz_test_voltage(125, Some(VoltageScale::V1_10)));
+// let config = Config::default();
+// let config = Config::new(ClockConfig::with_speed_mhz_test_voltage_extended_delay(
+//     200,                       // Standard 125MHz clock
+//     Some(VoltageScale::V1_15), // 1.15V voltage
+//     Some(1000),                // 1000μs (1ms) stabilization delay - significantly longer than default
+// ));
+// Initialize the peripherals
+
+// let p = embassy_rp::init(Default::default()); //testing the bog standard
-- 
cgit 


From 1c2208718863dc0ed23449393c0213c8f9194519 Mon Sep 17 00:00:00 2001
From: Dion Dokter <diondokter@gmail.com>
Date: Tue, 29 Apr 2025 16:37:27 +0200
Subject: Add support for L5

---
 examples/stm32l5/Cargo.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'examples')

diff --git a/examples/stm32l5/Cargo.toml b/examples/stm32l5/Cargo.toml
index fbf68c890..4c372a554 100644
--- a/examples/stm32l5/Cargo.toml
+++ b/examples/stm32l5/Cargo.toml
@@ -6,7 +6,7 @@ license = "MIT OR Apache-2.0"
 
 [dependencies]
 # Change stm32l552ze to your chip name, if necessary.
-embassy-stm32 = { version = "0.2.0", path = "../../embassy-stm32", features = [ "defmt", "unstable-pac", "stm32l552ze", "time-driver-any", "exti", "memory-x", "low-power"]  }
+embassy-stm32 = { version = "0.2.0", path = "../../embassy-stm32", features = [ "defmt", "unstable-pac", "stm32l552ze", "time-driver-any", "exti", "memory-x", "low-power", "dual-bank"]  }
 embassy-sync = { version = "0.6.2", path = "../../embassy-sync", features = ["defmt"] }
 embassy-executor = { version = "0.7.0", path = "../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "defmt"] }
 embassy-time = { version = "0.4.0", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "tick-hz-32_768"] }
-- 
cgit 


From 77e8bc9b28d6988b2703029679f290b351fc54a0 Mon Sep 17 00:00:00 2001
From: 1-rafael-1 <rafael.koch@gmx.net>
Date: Tue, 29 Apr 2025 22:49:05 +0200
Subject: refactoring to have higher and lower level api

---
 examples/rp/src/bin/overclock.rs | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

(limited to 'examples')

diff --git a/examples/rp/src/bin/overclock.rs b/examples/rp/src/bin/overclock.rs
index db6c8f448..9027f1516 100644
--- a/examples/rp/src/bin/overclock.rs
+++ b/examples/rp/src/bin/overclock.rs
@@ -14,7 +14,18 @@ const COUNT_TO: i64 = 10_000_000;
 #[embassy_executor::main]
 async fn main(_spawner: Spawner) -> ! {
     // Set up for clock frequency of 200 MHz
-    let config = Config::new(ClockConfig::with_speed_mhz(200));
+    // This will set all the necessary defaults including slightly raised voltage
+    // See embassy_rp::clocks::ClockConfig for more options, including full manual control
+    let config = Config::new(ClockConfig::at_sys_frequency_mhz(200));
+
+    // Show the voltage scale and brownout-detection for verification
+    info!("System core voltage: {}", Debug2Format(&config.clocks.voltage_scale));
+    // info!(
+    //     "Brownout detection: {}",
+    //     Debug2Format(&config.clocks.brownout_detection)
+    // );
+
+    // Initialize the peripherals
     let p = embassy_rp::init(config);
 
     // Show CPU frequency for verification
-- 
cgit 


From 22b5f73811a7cc0dbca920e02b5d001d252d344c Mon Sep 17 00:00:00 2001
From: 1-rafael-1 <rafael.koch@gmx.net>
Date: Thu, 1 May 2025 00:11:56 +0200
Subject: add manual overclock example, finalize API, cleanup

---
 examples/rp/src/bin/overclock.rs        | 24 +++-------
 examples/rp/src/bin/overclock_manual.rs | 81 +++++++++++++++++++++++++++++++++
 2 files changed, 87 insertions(+), 18 deletions(-)
 create mode 100644 examples/rp/src/bin/overclock_manual.rs

(limited to 'examples')

diff --git a/examples/rp/src/bin/overclock.rs b/examples/rp/src/bin/overclock.rs
index 9027f1516..e3ac77340 100644
--- a/examples/rp/src/bin/overclock.rs
+++ b/examples/rp/src/bin/overclock.rs
@@ -1,9 +1,13 @@
+//! # Overclocking the RP2040 to 200 MHz
+//!
+//! This example demonstrates how to configure the RP2040 to run at 200 MHz using a higher level API.
+
 #![no_std]
 #![no_main]
 
 use defmt::*;
 use embassy_executor::Spawner;
-use embassy_rp::clocks::{clk_sys_freq, ClockConfig, VoltageScale};
+use embassy_rp::clocks::{clk_sys_freq, ClockConfig};
 use embassy_rp::config::Config;
 use embassy_rp::gpio::{Level, Output};
 use embassy_time::{Duration, Instant, Timer};
@@ -15,15 +19,10 @@ const COUNT_TO: i64 = 10_000_000;
 async fn main(_spawner: Spawner) -> ! {
     // Set up for clock frequency of 200 MHz
     // This will set all the necessary defaults including slightly raised voltage
-    // See embassy_rp::clocks::ClockConfig for more options, including full manual control
     let config = Config::new(ClockConfig::at_sys_frequency_mhz(200));
 
-    // Show the voltage scale and brownout-detection for verification
+    // Show the voltage scale for verification
     info!("System core voltage: {}", Debug2Format(&config.clocks.voltage_scale));
-    // info!(
-    //     "Brownout detection: {}",
-    //     Debug2Format(&config.clocks.brownout_detection)
-    // );
 
     // Initialize the peripherals
     let p = embassy_rp::init(config);
@@ -64,14 +63,3 @@ async fn main(_spawner: Spawner) -> ! {
         Timer::after(Duration::from_secs(2)).await;
     }
 }
-
-// let config = Config::new(ClockConfig::with_speed_mhz_test_voltage(125, Some(VoltageScale::V1_10)));
-// let config = Config::default();
-// let config = Config::new(ClockConfig::with_speed_mhz_test_voltage_extended_delay(
-//     200,                       // Standard 125MHz clock
-//     Some(VoltageScale::V1_15), // 1.15V voltage
-//     Some(1000),                // 1000μs (1ms) stabilization delay - significantly longer than default
-// ));
-// Initialize the peripherals
-
-// let p = embassy_rp::init(Default::default()); //testing the bog standard
diff --git a/examples/rp/src/bin/overclock_manual.rs b/examples/rp/src/bin/overclock_manual.rs
new file mode 100644
index 000000000..ad6abf0e7
--- /dev/null
+++ b/examples/rp/src/bin/overclock_manual.rs
@@ -0,0 +1,81 @@
+//! # Overclocking the RP2040 to 200 MHz manually
+//!
+//! This example demonstrates how to manually configure the RP2040 to run at 200 MHz.
+
+#![no_std]
+#![no_main]
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_rp::clocks;
+use embassy_rp::clocks::{ClockConfig, PllConfig, VoltageScale};
+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;
+
+/// Configure the RP2040 for 200 MHz operation by manually specifying
+/// all the required parameters instead of using higher-level APIs.
+fn configure_manual_overclock() -> Config {
+    // Set the PLL configuration manually, starting from default values
+    let mut config = Config::default();
+
+    // Set the system clock to 200 MHz using a PLL with a reference frequency of 12 MHz
+    config.clocks = ClockConfig::manual_pll(
+        12_000_000,
+        PllConfig {
+            refdiv: 1,
+            fbdiv: 100,
+            post_div1: 3,
+            post_div2: 2,
+        },
+        // For 200 MHz, we need a voltage scale of 1.15V
+        Some(VoltageScale::V1_15),
+    );
+
+    config
+}
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) -> ! {
+    // Initialize with our manual overclock configuration
+    let p = embassy_rp::init(configure_manual_overclock());
+
+    // Verify the actual system clock frequency
+    let sys_freq = clocks::clk_sys_freq();
+    info!("System clock frequency: {} MHz", sys_freq / 1_000_000);
+
+    // 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;
+    }
+}
-- 
cgit 


From ace20f40ad1b2168c9d2b78155c0cf29244bc456 Mon Sep 17 00:00:00 2001
From: Dion Dokter <diondokter@gmail.com>
Date: Thu, 1 May 2025 10:35:10 +0200
Subject: Maybe fixed all CI

---
 examples/stm32l4/Cargo.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'examples')

diff --git a/examples/stm32l4/Cargo.toml b/examples/stm32l4/Cargo.toml
index b609110af..239bfcd79 100644
--- a/examples/stm32l4/Cargo.toml
+++ b/examples/stm32l4/Cargo.toml
@@ -6,7 +6,7 @@ license = "MIT OR Apache-2.0"
 
 [dependencies]
 # Change stm32l4s5vi to your chip name, if necessary.
-embassy-stm32 = { version = "0.2.0", path = "../../embassy-stm32", features = [ "defmt", "unstable-pac", "stm32l4r5zi", "memory-x", "time-driver-any", "exti", "chrono"]  }
+embassy-stm32 = { version = "0.2.0", path = "../../embassy-stm32", features = [ "defmt", "unstable-pac", "stm32l4r5zi", "memory-x", "time-driver-any", "exti", "chrono", "dual-bank"]  }
 embassy-sync = { version = "0.6.2", path = "../../embassy-sync", features = ["defmt"] }
 embassy-executor = { version = "0.7.0", path = "../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "defmt"] }
 embassy-time = { version = "0.4.0", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "tick-hz-32_768", ] }
-- 
cgit 


From 28a98ed0df5a6536190e267e46bc6822c532dba6 Mon Sep 17 00:00:00 2001
From: Dion Dokter <diondokter@gmail.com>
Date: Thu, 1 May 2025 11:20:38 +0200
Subject: Fix f7 example

---
 examples/stm32f7/Cargo.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'examples')

diff --git a/examples/stm32f7/Cargo.toml b/examples/stm32f7/Cargo.toml
index 9fbe2efc3..1a46931d9 100644
--- a/examples/stm32f7/Cargo.toml
+++ b/examples/stm32f7/Cargo.toml
@@ -6,7 +6,7 @@ license = "MIT OR Apache-2.0"
 
 [dependencies]
 # Change stm32f777zi to your chip name, if necessary.
-embassy-stm32 = { version = "0.2.0", path = "../../embassy-stm32", features = ["defmt", "stm32f777zi", "memory-x", "unstable-pac", "time-driver-any", "exti"]  }
+embassy-stm32 = { version = "0.2.0", path = "../../embassy-stm32", features = ["defmt", "stm32f777zi", "memory-x", "unstable-pac", "time-driver-any", "exti", "single-bank"]  }
 embassy-sync = { version = "0.6.2", path = "../../embassy-sync", features = ["defmt"] }
 embassy-executor = { version = "0.7.0", path = "../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "defmt"] }
 embassy-time = { version = "0.4.0", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "tick-hz-32_768"] }
-- 
cgit 


From 66b8fdc818cd9faba6919b0c57fd1938546cca9e Mon Sep 17 00:00:00 2001
From: Dion Dokter <diondokter@gmail.com>
Date: Thu, 1 May 2025 11:28:57 +0200
Subject: Fix f7 boot example

---
 examples/boot/application/stm32f7/Cargo.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'examples')

diff --git a/examples/boot/application/stm32f7/Cargo.toml b/examples/boot/application/stm32f7/Cargo.toml
index 6a5a500de..d62c67742 100644
--- a/examples/boot/application/stm32f7/Cargo.toml
+++ b/examples/boot/application/stm32f7/Cargo.toml
@@ -8,7 +8,7 @@ license = "MIT OR Apache-2.0"
 embassy-sync = { version = "0.6.2", path = "../../../../embassy-sync" }
 embassy-executor = { version = "0.7.0", path = "../../../../embassy-executor", features = ["arch-cortex-m", "executor-thread"] }
 embassy-time = { version = "0.4.0", path = "../../../../embassy-time", features = [ "tick-hz-32_768"] }
-embassy-stm32 = { version = "0.2.0", path = "../../../../embassy-stm32", features = ["stm32f767zi", "time-driver-any", "exti"]  }
+embassy-stm32 = { version = "0.2.0", path = "../../../../embassy-stm32", features = ["stm32f767zi", "time-driver-any", "exti", "single-bank"]  }
 embassy-boot-stm32 = { version = "0.2.0", path = "../../../../embassy-boot-stm32", features = [] }
 embassy-embedded-hal = { version = "0.3.0", path = "../../../../embassy-embedded-hal" }
 
-- 
cgit 


From 1efe59ec475aa38948d1fc95feb34860f08c8dcd Mon Sep 17 00:00:00 2001
From: Marc <35759328+marcemmers@users.noreply.github.com>
Date: Fri, 2 May 2025 12:52:04 +0200
Subject: Update examples and tests

---
 examples/rp/src/bin/uart_buffered_split.rs | 2 +-
 examples/rp/src/bin/uart_unidir.rs         | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

(limited to 'examples')

diff --git a/examples/rp/src/bin/uart_buffered_split.rs b/examples/rp/src/bin/uart_buffered_split.rs
index da7e94139..3adbc18ab 100644
--- a/examples/rp/src/bin/uart_buffered_split.rs
+++ b/examples/rp/src/bin/uart_buffered_split.rs
@@ -48,7 +48,7 @@ async fn main(spawner: Spawner) {
 }
 
 #[embassy_executor::task]
-async fn reader(mut rx: BufferedUartRx<'static, UART0>) {
+async fn reader(mut rx: BufferedUartRx) {
     info!("Reading...");
     loop {
         let mut buf = [0; 31];
diff --git a/examples/rp/src/bin/uart_unidir.rs b/examples/rp/src/bin/uart_unidir.rs
index a45f40756..c2c8dfad8 100644
--- a/examples/rp/src/bin/uart_unidir.rs
+++ b/examples/rp/src/bin/uart_unidir.rs
@@ -39,7 +39,7 @@ async fn main(spawner: Spawner) {
 }
 
 #[embassy_executor::task]
-async fn reader(mut rx: UartRx<'static, UART1, Async>) {
+async fn reader(mut rx: UartRx<'static, Async>) {
     info!("Reading...");
     loop {
         // read a total of 4 transmissions (32 / 8) and then print the result
-- 
cgit 


From 371373886bb6cfa2a082835d87786a2916c74562 Mon Sep 17 00:00:00 2001
From: Marc <35759328+marcemmers@users.noreply.github.com>
Date: Fri, 2 May 2025 14:23:58 +0200
Subject: Fix examples for rp235x

---
 examples/rp235x/src/bin/sharing.rs             | 2 +-
 examples/rp235x/src/bin/uart_buffered_split.rs | 2 +-
 examples/rp235x/src/bin/uart_unidir.rs         | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

(limited to 'examples')

diff --git a/examples/rp235x/src/bin/sharing.rs b/examples/rp235x/src/bin/sharing.rs
index 5416e20ce..497c4f845 100644
--- a/examples/rp235x/src/bin/sharing.rs
+++ b/examples/rp235x/src/bin/sharing.rs
@@ -31,7 +31,7 @@ use rand::RngCore;
 use static_cell::{ConstStaticCell, StaticCell};
 use {defmt_rtt as _, panic_probe as _};
 
-type UartAsyncMutex = mutex::Mutex<CriticalSectionRawMutex, UartTx<'static, UART0, uart::Async>>;
+type UartAsyncMutex = mutex::Mutex<CriticalSectionRawMutex, UartTx<'static, uart::Async>>;
 
 struct MyType {
     inner: u32,
diff --git a/examples/rp235x/src/bin/uart_buffered_split.rs b/examples/rp235x/src/bin/uart_buffered_split.rs
index f707c4b5e..7cad09f9b 100644
--- a/examples/rp235x/src/bin/uart_buffered_split.rs
+++ b/examples/rp235x/src/bin/uart_buffered_split.rs
@@ -48,7 +48,7 @@ async fn main(spawner: Spawner) {
 }
 
 #[embassy_executor::task]
-async fn reader(mut rx: BufferedUartRx<'static, UART0>) {
+async fn reader(mut rx: BufferedUartRx) {
     info!("Reading...");
     loop {
         let mut buf = [0; 31];
diff --git a/examples/rp235x/src/bin/uart_unidir.rs b/examples/rp235x/src/bin/uart_unidir.rs
index 4e98f9e1e..45c9c8407 100644
--- a/examples/rp235x/src/bin/uart_unidir.rs
+++ b/examples/rp235x/src/bin/uart_unidir.rs
@@ -39,7 +39,7 @@ async fn main(spawner: Spawner) {
 }
 
 #[embassy_executor::task]
-async fn reader(mut rx: UartRx<'static, UART1, Async>) {
+async fn reader(mut rx: UartRx<'static, Async>) {
     info!("Reading...");
     loop {
         // read a total of 4 transmissions (32 / 8) and then print the result
-- 
cgit 


From 8f3b6643b311a5a16fe6a64227066627990452b9 Mon Sep 17 00:00:00 2001
From: Marc <35759328+marcemmers@users.noreply.github.com>
Date: Fri, 2 May 2025 14:36:08 +0200
Subject: And another fix, should be the last failing example

---
 examples/rp/src/bin/sharing.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'examples')

diff --git a/examples/rp/src/bin/sharing.rs b/examples/rp/src/bin/sharing.rs
index 5416e20ce..497c4f845 100644
--- a/examples/rp/src/bin/sharing.rs
+++ b/examples/rp/src/bin/sharing.rs
@@ -31,7 +31,7 @@ use rand::RngCore;
 use static_cell::{ConstStaticCell, StaticCell};
 use {defmt_rtt as _, panic_probe as _};
 
-type UartAsyncMutex = mutex::Mutex<CriticalSectionRawMutex, UartTx<'static, UART0, uart::Async>>;
+type UartAsyncMutex = mutex::Mutex<CriticalSectionRawMutex, UartTx<'static, uart::Async>>;
 
 struct MyType {
     inner: u32,
-- 
cgit 


From 3441e805070c7efb7cad20a84d1986e215b4de3d Mon Sep 17 00:00:00 2001
From: 1-rafael-1 <rafael.koch@gmx.net>
Date: Fri, 2 May 2025 23:51:28 +0200
Subject: first batch of changes after review

---
 examples/rp/src/bin/overclock.rs        | 11 +++++------
 examples/rp/src/bin/overclock_manual.rs | 20 +++++++++-----------
 2 files changed, 14 insertions(+), 17 deletions(-)

(limited to 'examples')

diff --git a/examples/rp/src/bin/overclock.rs b/examples/rp/src/bin/overclock.rs
index e3ac77340..f9a8c94d0 100644
--- a/examples/rp/src/bin/overclock.rs
+++ b/examples/rp/src/bin/overclock.rs
@@ -1,6 +1,6 @@
 //! # Overclocking the RP2040 to 200 MHz
 //!
-//! This example demonstrates how to configure the RP2040 to run at 200 MHz using a higher level API.
+//! This example demonstrates how to configure the RP2040 to run at 200 MHz.
 
 #![no_std]
 #![no_main]
@@ -17,19 +17,18 @@ const COUNT_TO: i64 = 10_000_000;
 
 #[embassy_executor::main]
 async fn main(_spawner: Spawner) -> ! {
-    // Set up for clock frequency of 200 MHz
-    // This will set all the necessary defaults including slightly raised voltage
-    let config = Config::new(ClockConfig::at_sys_frequency_mhz(200));
+    // Set up for clock frequency of 200 MHz, setting all necessary defaults.
+    let config = Config::new(ClockConfig::crystal_freq(200_000_000));
 
     // Show the voltage scale for verification
-    info!("System core voltage: {}", Debug2Format(&config.clocks.voltage_scale));
+    info!("System core voltage: {}", Debug2Format(&config.clocks.core_voltage));
 
     // Initialize the peripherals
     let p = embassy_rp::init(config);
 
     // Show CPU frequency for verification
     let sys_freq = clk_sys_freq();
-    info!("System clock frequency: {} Hz", sys_freq);
+    info!("System clock frequency: {} MHz", sys_freq / 1_000_000);
 
     // LED to indicate the system is running
     let mut led = Output::new(p.PIN_25, Level::Low);
diff --git a/examples/rp/src/bin/overclock_manual.rs b/examples/rp/src/bin/overclock_manual.rs
index ad6abf0e7..35160b250 100644
--- a/examples/rp/src/bin/overclock_manual.rs
+++ b/examples/rp/src/bin/overclock_manual.rs
@@ -8,7 +8,7 @@
 use defmt::*;
 use embassy_executor::Spawner;
 use embassy_rp::clocks;
-use embassy_rp::clocks::{ClockConfig, PllConfig, VoltageScale};
+use embassy_rp::clocks::{ClockConfig, CoreVoltage, PllConfig};
 use embassy_rp::config::Config;
 use embassy_rp::gpio::{Level, Output};
 use embassy_time::{Duration, Instant, Timer};
@@ -16,23 +16,21 @@ use {defmt_rtt as _, panic_probe as _};
 
 const COUNT_TO: i64 = 10_000_000;
 
-/// Configure the RP2040 for 200 MHz operation by manually specifying
-/// all the required parameters instead of using higher-level APIs.
+/// Configure the RP2040 for 200 MHz operation by manually specifying the PLL settings.
 fn configure_manual_overclock() -> Config {
     // Set the PLL configuration manually, starting from default values
     let mut config = Config::default();
 
-    // Set the system clock to 200 MHz using a PLL with a reference frequency of 12 MHz
+    // Set the system clock to 200 MHz
     config.clocks = ClockConfig::manual_pll(
-        12_000_000,
+        12_000_000, // Crystal frequency, 12 MHz is common. If using custom, set to your value.
         PllConfig {
-            refdiv: 1,
-            fbdiv: 100,
-            post_div1: 3,
-            post_div2: 2,
+            refdiv: 1,    // Reference divider
+            fbdiv: 100,   // Feedback divider
+            post_div1: 3, // Post divider 1
+            post_div2: 2, // Post divider 2
         },
-        // For 200 MHz, we need a voltage scale of 1.15V
-        Some(VoltageScale::V1_15),
+        CoreVoltage::V1_15, // Core voltage, should be set to V1_15 for 200 MHz
     );
 
     config
-- 
cgit 


From a97be9c7400cb6608ff94ef3c887ac7cc816e4ec Mon Sep 17 00:00:00 2001
From: Hiroaki Yutani <yutani.ini@gmail.com>
Date: Mon, 5 May 2025 12:41:20 +0900
Subject: Handle negative value

---
 examples/rp235x/src/bin/pio_rotary_encoder_rxf.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'examples')

diff --git a/examples/rp235x/src/bin/pio_rotary_encoder_rxf.rs b/examples/rp235x/src/bin/pio_rotary_encoder_rxf.rs
index ccc601661..33499babb 100644
--- a/examples/rp235x/src/bin/pio_rotary_encoder_rxf.rs
+++ b/examples/rp235x/src/bin/pio_rotary_encoder_rxf.rs
@@ -88,8 +88,8 @@ impl<'d, T: Instance, const SM: usize> PioEncoder<'d, T, SM> {
         Self { sm }
     }
 
-    pub async fn read(&mut self) -> u32 {
-        self.sm.get_rxf_entry(0)
+    pub async fn read(&mut self) -> i32 {
+        self.sm.get_rxf_entry(0) as i32
     }
 }
 
-- 
cgit 


From 57938d1174a2c8f29448b4fffaea33dba06ae653 Mon Sep 17 00:00:00 2001
From: vinsynth <1.5vhunt@gmail.com>
Date: Mon, 5 May 2025 17:32:38 -0400
Subject: fix h7 sai example start sequence

---
 examples/stm32h7/src/bin/sai.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'examples')

diff --git a/examples/stm32h7/src/bin/sai.rs b/examples/stm32h7/src/bin/sai.rs
index 95ffe257a..79a856b3b 100644
--- a/examples/stm32h7/src/bin/sai.rs
+++ b/examples/stm32h7/src/bin/sai.rs
@@ -112,8 +112,10 @@ async fn main(_spawner: Spawner) {
     let mut buf = [0u32; HALF_DMA_BUFFER_LENGTH];
 
     loop {
-        sai_receiver.read(&mut buf).await.unwrap();
+        // write() must be called before read() to start the master (transmitter)
+        // clock used by the receiver
         sai_transmitter.write(&buf).await.unwrap();
+        sai_receiver.read(&mut buf).await.unwrap();
     }
 }
 
-- 
cgit 


From 0460a924ac06a7dd33b4e50396948ba9bcb5374e Mon Sep 17 00:00:00 2001
From: Hiroaki Yutani <yutani.ini@gmail.com>
Date: Tue, 6 May 2025 09:09:22 +0900
Subject: chore: Wrap link_section attribute with unsafe

---
 examples/boot/application/stm32wl/src/bin/a.rs     | 2 +-
 examples/boot/application/stm32wl/src/bin/b.rs     | 2 +-
 examples/mimxrt6/build.rs                          | 2 +-
 examples/mimxrt6/src/lib.rs                        | 6 +++---
 examples/rp235x/src/bin/blinky.rs                  | 2 +-
 examples/rp235x/src/bin/blinky_wifi.rs             | 2 +-
 examples/rp235x/src/bin/blinky_wifi_pico_plus_2.rs | 2 +-
 examples/rp235x/src/bin/pio_rotary_encoder_rxf.rs  | 2 +-
 examples/stm32h7/src/bin/adc_dma.rs                | 2 +-
 examples/stm32h7/src/bin/sai.rs                    | 4 ++--
 examples/stm32h7/src/bin/spi_bdma.rs               | 2 +-
 examples/stm32h723/src/bin/spdifrx.rs              | 4 ++--
 examples/stm32h755cm4/src/bin/blinky.rs            | 2 +-
 examples/stm32h755cm7/src/bin/blinky.rs            | 2 +-
 examples/stm32wl/src/bin/blinky.rs                 | 2 +-
 examples/stm32wl/src/bin/button.rs                 | 2 +-
 examples/stm32wl/src/bin/button_exti.rs            | 2 +-
 examples/stm32wl/src/bin/flash.rs                  | 2 +-
 examples/stm32wl/src/bin/random.rs                 | 2 +-
 examples/stm32wl/src/bin/rtc.rs                    | 2 +-
 examples/stm32wl/src/bin/uart_async.rs             | 2 +-
 21 files changed, 25 insertions(+), 25 deletions(-)

(limited to 'examples')

diff --git a/examples/boot/application/stm32wl/src/bin/a.rs b/examples/boot/application/stm32wl/src/bin/a.rs
index 127de0237..e4526927f 100644
--- a/examples/boot/application/stm32wl/src/bin/a.rs
+++ b/examples/boot/application/stm32wl/src/bin/a.rs
@@ -20,7 +20,7 @@ static APP_B: &[u8] = &[0, 1, 2, 3];
 #[cfg(not(feature = "skip-include"))]
 static APP_B: &[u8] = include_bytes!("../../b.bin");
 
-#[link_section = ".shared_data"]
+#[unsafe(link_section = ".shared_data")]
 static SHARED_DATA: MaybeUninit<SharedData> = MaybeUninit::uninit();
 
 #[embassy_executor::main]
diff --git a/examples/boot/application/stm32wl/src/bin/b.rs b/examples/boot/application/stm32wl/src/bin/b.rs
index 768dadf8b..6016a9555 100644
--- a/examples/boot/application/stm32wl/src/bin/b.rs
+++ b/examples/boot/application/stm32wl/src/bin/b.rs
@@ -11,7 +11,7 @@ use embassy_stm32::SharedData;
 use embassy_time::Timer;
 use panic_reset as _;
 
-#[link_section = ".shared_data"]
+#[unsafe(link_section = ".shared_data")]
 static SHARED_DATA: MaybeUninit<SharedData> = MaybeUninit::uninit();
 
 #[embassy_executor::main]
diff --git a/examples/mimxrt6/build.rs b/examples/mimxrt6/build.rs
index 9c0ed3213..56010dfd6 100644
--- a/examples/mimxrt6/build.rs
+++ b/examples/mimxrt6/build.rs
@@ -25,7 +25,7 @@ fn main() {
         .write_all(
             format!(
                 r##"
-#[link_section = ".biv"]
+#[unsafe(link_section = ".biv")]
 #[used]
 static BOOT_IMAGE_VERSION: u32 = 0x{:02x}{:02x}{:02x}00;
 "##,
diff --git a/examples/mimxrt6/src/lib.rs b/examples/mimxrt6/src/lib.rs
index da6e14427..3c3ea1981 100644
--- a/examples/mimxrt6/src/lib.rs
+++ b/examples/mimxrt6/src/lib.rs
@@ -6,15 +6,15 @@ use {defmt_rtt as _, panic_probe as _};
 // auto-generated version information from Cargo.toml
 include!(concat!(env!("OUT_DIR"), "/biv.rs"));
 
-#[link_section = ".otfad"]
+#[unsafe(link_section = ".otfad")]
 #[used]
 static OTFAD: [u8; 256] = [0; 256];
 
 #[rustfmt::skip]
-#[link_section = ".fcb"]
+#[unsafe(link_section = ".fcb")]
 #[used]
 static FCB: FlexSPIFlashConfigurationBlock = FlexSPIFlashConfigurationBlock::build();
 
-#[link_section = ".keystore"]
+#[unsafe(link_section = ".keystore")]
 #[used]
 static KEYSTORE: [u8; 2048] = [0; 2048];
diff --git a/examples/rp235x/src/bin/blinky.rs b/examples/rp235x/src/bin/blinky.rs
index a36029f92..8a2464fbb 100644
--- a/examples/rp235x/src/bin/blinky.rs
+++ b/examples/rp235x/src/bin/blinky.rs
@@ -14,7 +14,7 @@ use {defmt_rtt as _, panic_probe as _};
 
 // Program metadata for `picotool info`.
 // This isn't needed, but it's recomended to have these minimal entries.
-#[link_section = ".bi_entries"]
+#[unsafe(link_section = ".bi_entries")]
 #[used]
 pub static PICOTOOL_ENTRIES: [embassy_rp::binary_info::EntryAddr; 4] = [
     embassy_rp::binary_info::rp_program_name!(c"Blinky Example"),
diff --git a/examples/rp235x/src/bin/blinky_wifi.rs b/examples/rp235x/src/bin/blinky_wifi.rs
index ef029867a..8c352ebc4 100644
--- a/examples/rp235x/src/bin/blinky_wifi.rs
+++ b/examples/rp235x/src/bin/blinky_wifi.rs
@@ -18,7 +18,7 @@ use {defmt_rtt as _, panic_probe as _};
 
 // Program metadata for `picotool info`.
 // This isn't needed, but it's recommended to have these minimal entries.
-#[link_section = ".bi_entries"]
+#[unsafe(link_section = ".bi_entries")]
 #[used]
 pub static PICOTOOL_ENTRIES: [embassy_rp::binary_info::EntryAddr; 4] = [
     embassy_rp::binary_info::rp_program_name!(c"Blinky Example"),
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 2a919a1ea..0a5bccfb3 100644
--- a/examples/rp235x/src/bin/blinky_wifi_pico_plus_2.rs
+++ b/examples/rp235x/src/bin/blinky_wifi_pico_plus_2.rs
@@ -18,7 +18,7 @@ use {defmt_rtt as _, panic_probe as _};
 
 // Program metadata for `picotool info`.
 // This isn't needed, but it's recomended to have these minimal entries.
-#[link_section = ".bi_entries"]
+#[unsafe(link_section = ".bi_entries")]
 #[used]
 pub static PICOTOOL_ENTRIES: [embassy_rp::binary_info::EntryAddr; 4] = [
     embassy_rp::binary_info::rp_program_name!(c"Blinky Example"),
diff --git a/examples/rp235x/src/bin/pio_rotary_encoder_rxf.rs b/examples/rp235x/src/bin/pio_rotary_encoder_rxf.rs
index ccc601661..0e3b4e5f9 100644
--- a/examples/rp235x/src/bin/pio_rotary_encoder_rxf.rs
+++ b/examples/rp235x/src/bin/pio_rotary_encoder_rxf.rs
@@ -16,7 +16,7 @@ use pio::{Common, Config, FifoJoin, Instance, InterruptHandler, Pio, PioPin, Shi
 use {defmt_rtt as _, panic_probe as _};
 
 // Program metadata for `picotool info`
-#[link_section = ".bi_entries"]
+#[unsafe(link_section = ".bi_entries")]
 #[used]
 pub static PICOTOOL_ENTRIES: [embassy_rp::binary_info::EntryAddr; 4] = [
     embassy_rp::binary_info::rp_program_name!(c"example_pio_rotary_encoder_rxf"),
diff --git a/examples/stm32h7/src/bin/adc_dma.rs b/examples/stm32h7/src/bin/adc_dma.rs
index dc775f18a..f06b5d06e 100644
--- a/examples/stm32h7/src/bin/adc_dma.rs
+++ b/examples/stm32h7/src/bin/adc_dma.rs
@@ -8,7 +8,7 @@ use embassy_stm32::Config;
 use embassy_time::Timer;
 use {defmt_rtt as _, panic_probe as _};
 
-#[link_section = ".ram_d3"]
+#[unsafe(link_section = ".ram_d3")]
 static mut DMA_BUF: [u16; 2] = [0; 2];
 
 #[embassy_executor::main]
diff --git a/examples/stm32h7/src/bin/sai.rs b/examples/stm32h7/src/bin/sai.rs
index 95ffe257a..c2bf7d6f2 100644
--- a/examples/stm32h7/src/bin/sai.rs
+++ b/examples/stm32h7/src/bin/sai.rs
@@ -16,9 +16,9 @@ const DMA_BUFFER_LENGTH: usize = HALF_DMA_BUFFER_LENGTH * 2; //  2 half-blocks
 const SAMPLE_RATE: u32 = 48000;
 
 //DMA buffer must be in special region. Refer https://embassy.dev/book/#_stm32_bdma_only_working_out_of_some_ram_regions
-#[link_section = ".sram1_bss"]
+#[unsafe(link_section = ".sram1_bss")]
 static mut TX_BUFFER: GroundedArrayCell<u32, DMA_BUFFER_LENGTH> = GroundedArrayCell::uninit();
-#[link_section = ".sram1_bss"]
+#[unsafe(link_section = ".sram1_bss")]
 static mut RX_BUFFER: GroundedArrayCell<u32, DMA_BUFFER_LENGTH> = GroundedArrayCell::uninit();
 
 #[embassy_executor::main]
diff --git a/examples/stm32h7/src/bin/spi_bdma.rs b/examples/stm32h7/src/bin/spi_bdma.rs
index 9166fe9b6..5a7dff572 100644
--- a/examples/stm32h7/src/bin/spi_bdma.rs
+++ b/examples/stm32h7/src/bin/spi_bdma.rs
@@ -16,7 +16,7 @@ use static_cell::StaticCell;
 use {defmt_rtt as _, panic_probe as _};
 
 // Defined in memory.x
-#[link_section = ".ram_d3"]
+#[unsafe(link_section = ".ram_d3")]
 static mut RAM_D3: GroundedArrayCell<u8, 256> = GroundedArrayCell::uninit();
 
 #[embassy_executor::task]
diff --git a/examples/stm32h723/src/bin/spdifrx.rs b/examples/stm32h723/src/bin/spdifrx.rs
index bc8249ced..a04d7cb34 100644
--- a/examples/stm32h723/src/bin/spdifrx.rs
+++ b/examples/stm32h723/src/bin/spdifrx.rs
@@ -24,10 +24,10 @@ const HALF_DMA_BUFFER_LENGTH: usize = BLOCK_LENGTH * CHANNEL_COUNT;
 const DMA_BUFFER_LENGTH: usize = HALF_DMA_BUFFER_LENGTH * 2; //  2 half-blocks
 
 // DMA buffers must be in special regions. Refer https://embassy.dev/book/#_stm32_bdma_only_working_out_of_some_ram_regions
-#[link_section = ".sram1"]
+#[unsafe(link_section = ".sram1")]
 static mut SPDIFRX_BUFFER: GroundedArrayCell<u32, DMA_BUFFER_LENGTH> = GroundedArrayCell::uninit();
 
-#[link_section = ".sram4"]
+#[unsafe(link_section = ".sram4")]
 static mut SAI_BUFFER: GroundedArrayCell<u32, DMA_BUFFER_LENGTH> = GroundedArrayCell::uninit();
 
 #[embassy_executor::main]
diff --git a/examples/stm32h755cm4/src/bin/blinky.rs b/examples/stm32h755cm4/src/bin/blinky.rs
index b5c547839..39112c1f5 100644
--- a/examples/stm32h755cm4/src/bin/blinky.rs
+++ b/examples/stm32h755cm4/src/bin/blinky.rs
@@ -10,7 +10,7 @@ use embassy_stm32::SharedData;
 use embassy_time::Timer;
 use {defmt_rtt as _, panic_probe as _};
 
-#[link_section = ".ram_d3.shared_data"]
+#[unsafe(link_section = ".ram_d3.shared_data")]
 static SHARED_DATA: MaybeUninit<SharedData> = MaybeUninit::uninit();
 
 #[embassy_executor::main]
diff --git a/examples/stm32h755cm7/src/bin/blinky.rs b/examples/stm32h755cm7/src/bin/blinky.rs
index 94d2226c0..b30bf4de8 100644
--- a/examples/stm32h755cm7/src/bin/blinky.rs
+++ b/examples/stm32h755cm7/src/bin/blinky.rs
@@ -10,7 +10,7 @@ use embassy_stm32::SharedData;
 use embassy_time::Timer;
 use {defmt_rtt as _, panic_probe as _};
 
-#[link_section = ".ram_d3.shared_data"]
+#[unsafe(link_section = ".ram_d3.shared_data")]
 static SHARED_DATA: MaybeUninit<SharedData> = MaybeUninit::uninit();
 
 #[embassy_executor::main]
diff --git a/examples/stm32wl/src/bin/blinky.rs b/examples/stm32wl/src/bin/blinky.rs
index ce7d0ec58..a2a90871d 100644
--- a/examples/stm32wl/src/bin/blinky.rs
+++ b/examples/stm32wl/src/bin/blinky.rs
@@ -10,7 +10,7 @@ use embassy_stm32::SharedData;
 use embassy_time::Timer;
 use {defmt_rtt as _, panic_probe as _};
 
-#[link_section = ".shared_data"]
+#[unsafe(link_section = ".shared_data")]
 static SHARED_DATA: MaybeUninit<SharedData> = MaybeUninit::uninit();
 
 #[embassy_executor::main]
diff --git a/examples/stm32wl/src/bin/button.rs b/examples/stm32wl/src/bin/button.rs
index 8b5204479..21bcd2ac6 100644
--- a/examples/stm32wl/src/bin/button.rs
+++ b/examples/stm32wl/src/bin/button.rs
@@ -9,7 +9,7 @@ use embassy_stm32::gpio::{Input, Level, Output, Pull, Speed};
 use embassy_stm32::SharedData;
 use {defmt_rtt as _, panic_probe as _};
 
-#[link_section = ".shared_data"]
+#[unsafe(link_section = ".shared_data")]
 static SHARED_DATA: MaybeUninit<SharedData> = MaybeUninit::uninit();
 
 #[entry]
diff --git a/examples/stm32wl/src/bin/button_exti.rs b/examples/stm32wl/src/bin/button_exti.rs
index 8dd1a6a5e..0a8aece34 100644
--- a/examples/stm32wl/src/bin/button_exti.rs
+++ b/examples/stm32wl/src/bin/button_exti.rs
@@ -10,7 +10,7 @@ use embassy_stm32::gpio::Pull;
 use embassy_stm32::SharedData;
 use {defmt_rtt as _, panic_probe as _};
 
-#[link_section = ".shared_data"]
+#[unsafe(link_section = ".shared_data")]
 static SHARED_DATA: MaybeUninit<SharedData> = MaybeUninit::uninit();
 
 #[embassy_executor::main]
diff --git a/examples/stm32wl/src/bin/flash.rs b/examples/stm32wl/src/bin/flash.rs
index 147f5d293..320a9723a 100644
--- a/examples/stm32wl/src/bin/flash.rs
+++ b/examples/stm32wl/src/bin/flash.rs
@@ -9,7 +9,7 @@ use embassy_stm32::flash::Flash;
 use embassy_stm32::SharedData;
 use {defmt_rtt as _, panic_probe as _};
 
-#[link_section = ".shared_data"]
+#[unsafe(link_section = ".shared_data")]
 static SHARED_DATA: MaybeUninit<SharedData> = MaybeUninit::uninit();
 
 #[embassy_executor::main]
diff --git a/examples/stm32wl/src/bin/random.rs b/examples/stm32wl/src/bin/random.rs
index df2ed0054..68b9d7d00 100644
--- a/examples/stm32wl/src/bin/random.rs
+++ b/examples/stm32wl/src/bin/random.rs
@@ -14,7 +14,7 @@ bind_interrupts!(struct Irqs{
     RNG => rng::InterruptHandler<peripherals::RNG>;
 });
 
-#[link_section = ".shared_data"]
+#[unsafe(link_section = ".shared_data")]
 static SHARED_DATA: MaybeUninit<SharedData> = MaybeUninit::uninit();
 
 #[embassy_executor::main]
diff --git a/examples/stm32wl/src/bin/rtc.rs b/examples/stm32wl/src/bin/rtc.rs
index 69a9ddc4c..d3709120f 100644
--- a/examples/stm32wl/src/bin/rtc.rs
+++ b/examples/stm32wl/src/bin/rtc.rs
@@ -12,7 +12,7 @@ use embassy_stm32::{Config, SharedData};
 use embassy_time::Timer;
 use {defmt_rtt as _, panic_probe as _};
 
-#[link_section = ".shared_data"]
+#[unsafe(link_section = ".shared_data")]
 static SHARED_DATA: MaybeUninit<SharedData> = MaybeUninit::uninit();
 
 #[embassy_executor::main]
diff --git a/examples/stm32wl/src/bin/uart_async.rs b/examples/stm32wl/src/bin/uart_async.rs
index ece9b9201..505a85f47 100644
--- a/examples/stm32wl/src/bin/uart_async.rs
+++ b/examples/stm32wl/src/bin/uart_async.rs
@@ -14,7 +14,7 @@ bind_interrupts!(struct Irqs{
     LPUART1 => InterruptHandler<peripherals::LPUART1>;
 });
 
-#[link_section = ".shared_data"]
+#[unsafe(link_section = ".shared_data")]
 static SHARED_DATA: MaybeUninit<SharedData> = MaybeUninit::uninit();
 
 /*
-- 
cgit 


From 103cda49912af6cc524324d28f57e91c05da6741 Mon Sep 17 00:00:00 2001
From: Hiroaki Yutani <yutani.ini@gmail.com>
Date: Tue, 6 May 2025 12:11:03 +0900
Subject: Add a temporary tweak

---
 examples/rp/Cargo.toml     | 3 +++
 examples/rp235x/Cargo.toml | 3 +++
 2 files changed, 6 insertions(+)

(limited to 'examples')

diff --git a/examples/rp/Cargo.toml b/examples/rp/Cargo.toml
index 45ca30e4c..97b14a327 100644
--- a/examples/rp/Cargo.toml
+++ b/examples/rp/Cargo.toml
@@ -67,3 +67,6 @@ opt-level = 'z'
 debug = 2
 lto = true
 opt-level = "z"
+
+[patch.crates-io]
+cortex-m-rt = { git = "https://github.com/yutannihilation/cortex-m", branch = "fix/allow-unsafe-wrap-rust2024" }
diff --git a/examples/rp235x/Cargo.toml b/examples/rp235x/Cargo.toml
index 345a915af..99091ee90 100644
--- a/examples/rp235x/Cargo.toml
+++ b/examples/rp235x/Cargo.toml
@@ -64,3 +64,6 @@ debug = 2
 [profile.dev]
 lto = true
 opt-level = "z"
+
+[patch.crates-io]
+cortex-m-rt = { git = "https://github.com/yutannihilation/cortex-m", branch = "fix/allow-unsafe-wrap-rust2024" }
-- 
cgit 


From f5ddb9358f841d1a1e3a996eb30d7d9fd5d44d38 Mon Sep 17 00:00:00 2001
From: Hiroaki Yutani <yutani.ini@gmail.com>
Date: Wed, 7 May 2025 23:00:39 +0900
Subject: Remove tweak

---
 examples/rp/Cargo.toml     | 3 ---
 examples/rp235x/Cargo.toml | 3 ---
 2 files changed, 6 deletions(-)

(limited to 'examples')

diff --git a/examples/rp/Cargo.toml b/examples/rp/Cargo.toml
index 97b14a327..45ca30e4c 100644
--- a/examples/rp/Cargo.toml
+++ b/examples/rp/Cargo.toml
@@ -67,6 +67,3 @@ opt-level = 'z'
 debug = 2
 lto = true
 opt-level = "z"
-
-[patch.crates-io]
-cortex-m-rt = { git = "https://github.com/yutannihilation/cortex-m", branch = "fix/allow-unsafe-wrap-rust2024" }
diff --git a/examples/rp235x/Cargo.toml b/examples/rp235x/Cargo.toml
index 99091ee90..345a915af 100644
--- a/examples/rp235x/Cargo.toml
+++ b/examples/rp235x/Cargo.toml
@@ -64,6 +64,3 @@ debug = 2
 [profile.dev]
 lto = true
 opt-level = "z"
-
-[patch.crates-io]
-cortex-m-rt = { git = "https://github.com/yutannihilation/cortex-m", branch = "fix/allow-unsafe-wrap-rust2024" }
-- 
cgit 


From a254daf4fffe74c65d1846f620dd674fa4e14aac Mon Sep 17 00:00:00 2001
From: 1-rafael-1 <rafael.koch@gmx.net>
Date: Wed, 7 May 2025 21:19:09 +0200
Subject: Changes after review

---
 examples/rp/src/bin/overclock.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'examples')

diff --git a/examples/rp/src/bin/overclock.rs b/examples/rp/src/bin/overclock.rs
index f9a8c94d0..9c78e0c9d 100644
--- a/examples/rp/src/bin/overclock.rs
+++ b/examples/rp/src/bin/overclock.rs
@@ -18,7 +18,7 @@ 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 config = Config::new(ClockConfig::crystal_freq(200_000_000));
+    let config = Config::new(ClockConfig::system_freq(200_000_000));
 
     // Show the voltage scale for verification
     info!("System core voltage: {}", Debug2Format(&config.clocks.core_voltage));
-- 
cgit 


From 42c62ba8999df08ad34d566f30f0a7199dbae083 Mon Sep 17 00:00:00 2001
From: Felipe Balbi <febalbi@microsoft.com>
Date: Wed, 7 May 2025 10:40:43 -0700
Subject: Add OS Event timer support

Allow for the use of the OS Event timer as a time source.

Signed-off-by: Felipe Balbi <febalbi@microsoft.com>
---
 examples/mimxrt6/Cargo.toml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'examples')

diff --git a/examples/mimxrt6/Cargo.toml b/examples/mimxrt6/Cargo.toml
index 8fc510c47..b0c56f003 100644
--- a/examples/mimxrt6/Cargo.toml
+++ b/examples/mimxrt6/Cargo.toml
@@ -12,8 +12,8 @@ defmt-rtt = "1.0"
 
 embassy-executor = { version = "0.7.0", path = "../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "executor-interrupt", "defmt"] }
 embassy-futures = { version = "0.1.1", path = "../../embassy-futures" }
-embassy-imxrt = { version = "0.1.0", path = "../../embassy-imxrt", features = ["defmt", "mimxrt685s", "unstable-pac", "time", "time-driver-rtc"] }
-embassy-time = { version = "0.4", path = "../../embassy-time" }
+embassy-imxrt = { version = "0.1.0", path = "../../embassy-imxrt", features = ["defmt", "mimxrt685s", "unstable-pac", "time", "time-driver-os-timer"] }
+embassy-time = { version = "0.4", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime"] }
 embassy-sync = { version = "0.6.2", path = "../../embassy-sync", features = ["defmt"] }
 embedded-hal-1 = { package = "embedded-hal", version = "1.0" }
 embedded-hal-async = "1.0.0"
-- 
cgit 


From d35df5cfbadb0142d4c8fd44b5dcbfa81ab7ac15 Mon Sep 17 00:00:00 2001
From: Matthew Tran <0e4ef622@gmail.com>
Date: Thu, 8 May 2025 00:09:21 -0500
Subject: embassy-usb-dfu: Change return of reset to ()

Also adds &self to the Reset trait, which makes it easier to implement
cleanup/delays before actually resetting.
---
 examples/boot/application/stm32wb-dfu/src/main.rs | 4 ++--
 examples/boot/bootloader/stm32wb-dfu/src/main.rs  | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

(limited to 'examples')

diff --git a/examples/boot/application/stm32wb-dfu/src/main.rs b/examples/boot/application/stm32wb-dfu/src/main.rs
index 0ab99ff90..dda2b795b 100644
--- a/examples/boot/application/stm32wb-dfu/src/main.rs
+++ b/examples/boot/application/stm32wb-dfu/src/main.rs
@@ -44,7 +44,7 @@ async fn main(_spawner: Spawner) {
     let mut config_descriptor = [0; 256];
     let mut bos_descriptor = [0; 256];
     let mut control_buf = [0; 64];
-    let mut state = Control::new(firmware_state, DfuAttributes::CAN_DOWNLOAD);
+    let mut state = Control::new(firmware_state, DfuAttributes::CAN_DOWNLOAD, ResetImmediate);
     let mut builder = Builder::new(
         driver,
         config,
@@ -54,7 +54,7 @@ async fn main(_spawner: Spawner) {
         &mut control_buf,
     );
 
-    usb_dfu::<_, _, ResetImmediate>(&mut builder, &mut state, Duration::from_millis(2500));
+    usb_dfu(&mut builder, &mut state, Duration::from_millis(2500));
 
     let mut dev = builder.build();
     dev.run().await
diff --git a/examples/boot/bootloader/stm32wb-dfu/src/main.rs b/examples/boot/bootloader/stm32wb-dfu/src/main.rs
index b09d53cf0..28216806e 100644
--- a/examples/boot/bootloader/stm32wb-dfu/src/main.rs
+++ b/examples/boot/bootloader/stm32wb-dfu/src/main.rs
@@ -55,7 +55,7 @@ fn main() -> ! {
         let mut config_descriptor = [0; 256];
         let mut bos_descriptor = [0; 256];
         let mut control_buf = [0; 4096];
-        let mut state = Control::new(updater, DfuAttributes::CAN_DOWNLOAD);
+        let mut state = Control::new(updater, DfuAttributes::CAN_DOWNLOAD, ResetImmediate);
         let mut builder = Builder::new(
             driver,
             config,
@@ -77,7 +77,7 @@ fn main() -> ! {
             msos::PropertyData::RegMultiSz(DEVICE_INTERFACE_GUIDS),
         ));
 
-        usb_dfu::<_, _, _, ResetImmediate, 4096>(&mut builder, &mut state);
+        usb_dfu::<_, _, _, _, 4096>(&mut builder, &mut state);
 
         let mut dev = builder.build();
         embassy_futures::block_on(dev.run());
-- 
cgit 


From d4c378e059443dbaaaece02a0f5148db62bd4484 Mon Sep 17 00:00:00 2001
From: Felipe Balbi <febalbi@microsoft.com>
Date: Fri, 11 Apr 2025 14:28:59 -0700
Subject: Add embassy-imxrt CRC driver

---
 examples/mimxrt6/src/bin/crc.rs | 175 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 175 insertions(+)
 create mode 100644 examples/mimxrt6/src/bin/crc.rs

(limited to 'examples')

diff --git a/examples/mimxrt6/src/bin/crc.rs b/examples/mimxrt6/src/bin/crc.rs
new file mode 100644
index 000000000..005a250e5
--- /dev/null
+++ b/examples/mimxrt6/src/bin/crc.rs
@@ -0,0 +1,175 @@
+#![no_std]
+#![no_main]
+
+extern crate embassy_imxrt_examples;
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_imxrt::crc::{Config, Crc, Polynomial};
+use {defmt_rtt as _, panic_probe as _};
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
+    let mut p = embassy_imxrt::init(Default::default());
+    let data = b"123456789";
+
+    info!("Initializing CRC");
+
+    // CRC-CCITT
+    let mut crc = Crc::new(p.CRC.reborrow(), Default::default());
+    let output = crc.feed_bytes(data);
+    defmt::assert_eq!(output, 0x29b1);
+
+    // CRC16-ARC
+    let mut crc = Crc::new(
+        p.CRC.reborrow(),
+        Config {
+            polynomial: Polynomial::Crc16,
+            reverse_in: true,
+            reverse_out: true,
+            complement_out: false,
+            seed: 0,
+            ..Default::default()
+        },
+    );
+    let output = crc.feed_bytes(data);
+    defmt::assert_eq!(output, 0xbb3d);
+
+    // CRC16-CMS
+    let mut crc = Crc::new(
+        p.CRC.reborrow(),
+        Config {
+            polynomial: Polynomial::Crc16,
+            reverse_in: false,
+            reverse_out: false,
+            complement_out: false,
+            seed: 0xffff,
+            ..Default::default()
+        },
+    );
+    let output = crc.feed_bytes(data);
+    defmt::assert_eq!(output, 0xaee7);
+
+    // CRC16-DDS-110
+    let mut crc = Crc::new(
+        p.CRC.reborrow(),
+        Config {
+            polynomial: Polynomial::Crc16,
+            reverse_in: false,
+            reverse_out: false,
+            complement_out: false,
+            seed: 0x800d,
+            ..Default::default()
+        },
+    );
+    let output = crc.feed_bytes(data);
+    defmt::assert_eq!(output, 0x9ecf);
+
+    // CRC16-MAXIM-DOW
+    let mut crc = Crc::new(
+        p.CRC.reborrow(),
+        Config {
+            polynomial: Polynomial::Crc16,
+            reverse_in: true,
+            reverse_out: true,
+            complement_out: true,
+            seed: 0,
+            ..Default::default()
+        },
+    );
+    let output = crc.feed_bytes(data);
+    defmt::assert_eq!(output, 0x44c2);
+
+    // CRC16-MODBUS
+    let mut crc = Crc::new(
+        p.CRC.reborrow(),
+        Config {
+            polynomial: Polynomial::Crc16,
+            reverse_in: true,
+            reverse_out: true,
+            complement_out: false,
+            seed: 0xffff,
+            ..Default::default()
+        },
+    );
+    let output = crc.feed_bytes(data);
+    defmt::assert_eq!(output, 0x4b37);
+
+    // CRC32-BZIP2
+    let mut crc = Crc::new(
+        p.CRC.reborrow(),
+        Config {
+            polynomial: Polynomial::Crc32,
+            reverse_in: false,
+            reverse_out: false,
+            complement_out: true,
+            seed: 0xffff_ffff,
+            ..Default::default()
+        },
+    );
+    let output = crc.feed_bytes(data);
+    defmt::assert_eq!(output, 0xfc89_1918);
+
+    // CRC32-CKSUM
+    let mut crc = Crc::new(
+        p.CRC.reborrow(),
+        Config {
+            polynomial: Polynomial::Crc32,
+            reverse_in: false,
+            reverse_out: false,
+            complement_out: true,
+            seed: 0,
+            ..Default::default()
+        },
+    );
+    let output = crc.feed_bytes(data);
+    defmt::assert_eq!(output, 0x765e_7680);
+
+    // CRC32-ISO-HDLC
+    let mut crc = Crc::new(
+        p.CRC.reborrow(),
+        Config {
+            polynomial: Polynomial::Crc32,
+            reverse_in: true,
+            reverse_out: true,
+            complement_out: true,
+            seed: 0xffff_ffff,
+            ..Default::default()
+        },
+    );
+    let output = crc.feed_bytes(data);
+    defmt::assert_eq!(output, 0xcbf4_3926);
+
+    // CRC32-JAMCRC
+    let mut crc = Crc::new(
+        p.CRC.reborrow(),
+        Config {
+            polynomial: Polynomial::Crc32,
+            reverse_in: true,
+            reverse_out: true,
+            complement_out: false,
+            seed: 0xffff_ffff,
+            ..Default::default()
+        },
+    );
+    let output = crc.feed_bytes(data);
+    defmt::assert_eq!(output, 0x340b_c6d9);
+
+    // CRC32-MPEG-2
+    let mut crc = Crc::new(
+        p.CRC.reborrow(),
+        Config {
+            polynomial: Polynomial::Crc32,
+            reverse_in: false,
+            reverse_out: false,
+            complement_out: false,
+            seed: 0xffff_ffff,
+            ..Default::default()
+        },
+    );
+    let output = crc.feed_bytes(data);
+    defmt::assert_eq!(output, 0x0376_e6e7);
+
+    info!("end program");
+    cortex_m::asm::bkpt();
+}
-- 
cgit 


From 8e7e4332b40707e8d36338ad8ec486320bb3538f Mon Sep 17 00:00:00 2001
From: Felipe Balbi <febalbi@microsoft.com>
Date: Fri, 11 Apr 2025 15:03:53 -0700
Subject: Add embassy-imxrt RNG driver

---
 examples/mimxrt6/src/bin/rng.rs | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 examples/mimxrt6/src/bin/rng.rs

(limited to 'examples')

diff --git a/examples/mimxrt6/src/bin/rng.rs b/examples/mimxrt6/src/bin/rng.rs
new file mode 100644
index 000000000..5f64cb96a
--- /dev/null
+++ b/examples/mimxrt6/src/bin/rng.rs
@@ -0,0 +1,40 @@
+#![no_std]
+#![no_main]
+
+extern crate embassy_imxrt_examples;
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_imxrt::rng::Rng;
+use embassy_imxrt::{bind_interrupts, peripherals, rng};
+use rand::RngCore;
+use {defmt_rtt as _, panic_probe as _};
+
+bind_interrupts!(struct Irqs {
+    RNG => rng::InterruptHandler<peripherals::RNG>;
+});
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
+    let p = embassy_imxrt::init(Default::default());
+
+    info!("Initializing RNG");
+    let mut rng = Rng::new(p.RNG, Irqs);
+    let mut buf = [0u8; 65];
+
+    // Async interface
+    unwrap!(rng.async_fill_bytes(&mut buf).await);
+    info!("random bytes: {:02x}", buf);
+
+    // RngCore interface
+    let mut random_bytes = [0; 16];
+
+    let random_u32 = rng.next_u32();
+    let random_u64 = rng.next_u64();
+
+    rng.fill_bytes(&mut random_bytes);
+
+    info!("random_u32 {}", random_u32);
+    info!("random_u64 {}", random_u64);
+    info!("random_bytes {}", random_bytes);
+}
-- 
cgit 


From 4567beda7b7773c8cb11f19f0f4f146c1243508d Mon Sep 17 00:00:00 2001
From: 1-rafael-1 <rafael.koch@gmx.net>
Date: Sun, 11 May 2025 17:26:36 +0200
Subject: rp235x overclocking

---
 examples/rp/src/bin/overclock.rs        |  8 ++--
 examples/rp/src/bin/overclock_manual.rs | 10 +++--
 examples/rp235x/src/bin/overclock.rs    | 74 +++++++++++++++++++++++++++++++++
 3 files changed, 84 insertions(+), 8 deletions(-)
 create mode 100644 examples/rp235x/src/bin/overclock.rs

(limited to 'examples')

diff --git a/examples/rp/src/bin/overclock.rs b/examples/rp/src/bin/overclock.rs
index 9c78e0c9d..89147ba42 100644
--- a/examples/rp/src/bin/overclock.rs
+++ b/examples/rp/src/bin/overclock.rs
@@ -7,7 +7,7 @@
 
 use defmt::*;
 use embassy_executor::Spawner;
-use embassy_rp::clocks::{clk_sys_freq, ClockConfig};
+use embassy_rp::clocks::{clk_sys_freq, core_voltage, ClockConfig};
 use embassy_rp::config::Config;
 use embassy_rp::gpio::{Level, Output};
 use embassy_time::{Duration, Instant, Timer};
@@ -20,15 +20,15 @@ async fn main(_spawner: Spawner) -> ! {
     // Set up for clock frequency of 200 MHz, setting all necessary defaults.
     let config = Config::new(ClockConfig::system_freq(200_000_000));
 
-    // Show the voltage scale for verification
-    info!("System core voltage: {}", Debug2Format(&config.clocks.core_voltage));
-
     // 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: {}", Debug2Format(&core_voltage));
 
     // LED to indicate the system is running
     let mut led = Output::new(p.PIN_25, Level::Low);
diff --git a/examples/rp/src/bin/overclock_manual.rs b/examples/rp/src/bin/overclock_manual.rs
index 35160b250..88ef26a7a 100644
--- a/examples/rp/src/bin/overclock_manual.rs
+++ b/examples/rp/src/bin/overclock_manual.rs
@@ -7,8 +7,7 @@
 
 use defmt::*;
 use embassy_executor::Spawner;
-use embassy_rp::clocks;
-use embassy_rp::clocks::{ClockConfig, CoreVoltage, PllConfig};
+use embassy_rp::clocks::{clk_sys_freq, core_voltage, ClockConfig, CoreVoltage, PllConfig};
 use embassy_rp::config::Config;
 use embassy_rp::gpio::{Level, Output};
 use embassy_time::{Duration, Instant, Timer};
@@ -41,9 +40,12 @@ async fn main(_spawner: Spawner) -> ! {
     // Initialize with our manual overclock configuration
     let p = embassy_rp::init(configure_manual_overclock());
 
-    // Verify the actual system clock frequency
-    let sys_freq = clocks::clk_sys_freq();
+    // 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: {}", Debug2Format(&core_voltage));
 
     // LED to indicate the system is running
     let mut led = Output::new(p.PIN_25, Level::Low);
diff --git a/examples/rp235x/src/bin/overclock.rs b/examples/rp235x/src/bin/overclock.rs
new file mode 100644
index 000000000..8713df688
--- /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));
+
+    // 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: {}", Debug2Format(&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;
+    }
+}
-- 
cgit 


From 79e452922a6b467f2e8547a6b28698ed5f409705 Mon Sep 17 00:00:00 2001
From: 1-rafael-1 <rafael.koch@gmx.net>
Date: Mon, 12 May 2025 21:33:47 +0200
Subject: Add ClockError enum and update system_freq to return Result for error
 handling

---
 examples/rp/src/bin/overclock.rs     | 2 +-
 examples/rp235x/src/bin/overclock.rs | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

(limited to 'examples')

diff --git a/examples/rp/src/bin/overclock.rs b/examples/rp/src/bin/overclock.rs
index 89147ba42..2706399af 100644
--- a/examples/rp/src/bin/overclock.rs
+++ b/examples/rp/src/bin/overclock.rs
@@ -18,7 +18,7 @@ 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 config = Config::new(ClockConfig::system_freq(200_000_000));
+    let config = Config::new(ClockConfig::system_freq(200_000_000).unwrap());
 
     // Initialize the peripherals
     let p = embassy_rp::init(config);
diff --git a/examples/rp235x/src/bin/overclock.rs b/examples/rp235x/src/bin/overclock.rs
index 8713df688..178fd62ca 100644
--- a/examples/rp235x/src/bin/overclock.rs
+++ b/examples/rp235x/src/bin/overclock.rs
@@ -23,7 +23,7 @@ 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));
+    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
-- 
cgit 


From abafbed0d5fba70ab5d0096b9d381577d2f880c8 Mon Sep 17 00:00:00 2001
From: 1-rafael-1 <rafael.koch@gmx.net>
Date: Mon, 12 May 2025 21:43:17 +0200
Subject: remove Debug2Fmt from examples

---
 examples/rp/src/bin/overclock.rs        | 2 +-
 examples/rp/src/bin/overclock_manual.rs | 2 +-
 examples/rp235x/src/bin/overclock.rs    | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

(limited to 'examples')

diff --git a/examples/rp/src/bin/overclock.rs b/examples/rp/src/bin/overclock.rs
index 2706399af..83b17308b 100644
--- a/examples/rp/src/bin/overclock.rs
+++ b/examples/rp/src/bin/overclock.rs
@@ -28,7 +28,7 @@ async fn main(_spawner: Spawner) -> ! {
     info!("System clock frequency: {} MHz", sys_freq / 1_000_000);
     // Show core voltage for verification
     let core_voltage = core_voltage().unwrap();
-    info!("Core voltage: {}", Debug2Format(&core_voltage));
+    info!("Core voltage: {}", core_voltage);
 
     // LED to indicate the system is running
     let mut led = Output::new(p.PIN_25, Level::Low);
diff --git a/examples/rp/src/bin/overclock_manual.rs b/examples/rp/src/bin/overclock_manual.rs
index 88ef26a7a..dea5cfb3c 100644
--- a/examples/rp/src/bin/overclock_manual.rs
+++ b/examples/rp/src/bin/overclock_manual.rs
@@ -45,7 +45,7 @@ async fn main(_spawner: Spawner) -> ! {
     info!("System clock frequency: {} MHz", sys_freq / 1_000_000);
     // Show core voltage for verification
     let core_voltage = core_voltage().unwrap();
-    info!("Core voltage: {}", Debug2Format(&core_voltage));
+    info!("Core voltage: {}", core_voltage);
 
     // LED to indicate the system is running
     let mut led = Output::new(p.PIN_25, Level::Low);
diff --git a/examples/rp235x/src/bin/overclock.rs b/examples/rp235x/src/bin/overclock.rs
index 178fd62ca..5fd97ef97 100644
--- a/examples/rp235x/src/bin/overclock.rs
+++ b/examples/rp235x/src/bin/overclock.rs
@@ -38,7 +38,7 @@ async fn main(_spawner: Spawner) -> ! {
     info!("System clock frequency: {} MHz", sys_freq / 1_000_000);
     // Show core voltage for verification
     let core_voltage = core_voltage().unwrap();
-    info!("Core voltage: {}", Debug2Format(&core_voltage));
+    info!("Core voltage: {}", core_voltage);
 
     // LED to indicate the system is running
     let mut led = Output::new(p.PIN_25, Level::Low);
-- 
cgit