Merge branch main into n6

5 files changed, 132 insertions, 0 deletions

diff --git a/examples/stm32n6/.cargo/config.toml b/examples/stm32n6/.cargo/config.toml
new file mode 100644
index 000000000..2fdd70649
--- /dev/null
+++ b/examples/stm32n6/.cargo/config.toml
@@ -0,0 +1,8 @@
+[target.thumbv8m.main-none-eabihf]
+runner = 'probe-rs run --chip STM32N657'
+
+[build]
+target = "thumbv8m.main-none-eabihf"
+
+[env]
+DEFMT_LOG = "trace"
diff --git a/examples/stm32n6/Cargo.toml b/examples/stm32n6/Cargo.toml
new file mode 100644
index 000000000..5ed28eed1
--- /dev/null
+++ b/examples/stm32n6/Cargo.toml
@@ -0,0 +1,78 @@
+[package]
+edition = "2021"
+name = "embassy-stm32n6-examples"
+version = "0.1.0"
+license = "MIT OR Apache-2.0"
+publish = false
+
+[dependencies]
+# Change stm32h563zi to your chip name, if necessary.
+embassy-stm32 = { version = "0.4.0", path = "../../embassy-stm32", features = ["defmt", "stm32n657x0", "time-driver-any", "exti", "unstable-pac"] }
+embassy-sync = { version = "0.7.2", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.9.0", path = "../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "defmt"] }
+embassy-time = { version = "0.5.0", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "tick-hz-32_768"] }
+embassy-net = { version = "0.7.1", path = "../../embassy-net", features = ["defmt", "tcp", "dhcpv4", "medium-ethernet", "proto-ipv6"] }
+embassy-usb = { version = "0.5.1", path = "../../embassy-usb", features = ["defmt"] }
+embassy-futures = { version = "0.1.2", path = "../../embassy-futures" }
+
+defmt = "1.0.1"
+defmt-rtt = "1.0.0"
+
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
+cortex-m-rt = "0.7.0"
+embedded-hal = "0.2.6"
+embedded-hal-1 = { package = "embedded-hal", version = "1.0" }
+embedded-hal-async = { version = "1.0" }
+embedded-io-async = { version = "0.6.1" }
+embedded-nal-async = "0.8.0"
+panic-probe = { version = "1.0.0", features = ["print-defmt"] }
+heapless = { version = "0.8", default-features = false }
+critical-section = "1.1"
+micromath = "2.0.0"
+stm32-fmc = "0.3.0"
+embedded-storage = "0.3.1"
+static_cell = "2"
+
+
+# cargo build/run
+[profile.dev]
+codegen-units = 1
+debug = 2
+debug-assertions = true # <-
+incremental = false
+opt-level = 3 # <-
+overflow-checks = true # <-
+
+# cargo test
+[profile.test]
+codegen-units = 1
+debug = 2
+debug-assertions = true # <-
+incremental = false
+opt-level = 3 # <-
+overflow-checks = true # <-
+
+# cargo build/run --release
+[profile.release]
+codegen-units = 1
+debug = 2
+debug-assertions = false # <-
+incremental = false
+lto = 'fat'
+opt-level = 3 # <-
+overflow-checks = false # <-
+
+# cargo test --release
+[profile.bench]
+codegen-units = 1
+debug = 2
+debug-assertions = false # <-
+incremental = false
+lto = 'fat'
+opt-level = 3 # <-
+overflow-checks = false # <-
+
+[package.metadata.embassy]
+build = [
+  { target = "thumbv8m.main-none-eabihf", artifact-dir = "out/examples/stm32n6" }
+]
diff --git a/examples/stm32n6/build.rs b/examples/stm32n6/build.rs
new file mode 100644
index 000000000..8cd32d7ed
--- /dev/null
+++ b/examples/stm32n6/build.rs
@@ -0,0 +1,5 @@
+fn main() {
+    println!("cargo:rustc-link-arg-bins=--nmagic");
+    println!("cargo:rustc-link-arg-bins=-Tlink.x");
+    println!("cargo:rustc-link-arg-bins=-Tdefmt.x");
+}
diff --git a/examples/stm32n6/memory.x b/examples/stm32n6/memory.x
new file mode 100644
index 000000000..59f127adc
--- /dev/null
+++ b/examples/stm32n6/memory.x
@@ -0,0 +1,5 @@
+MEMORY
+{
+  FLASH       : ORIGIN = 0x34180400,   LENGTH = 255K
+  RAM         : ORIGIN = 0x341C0000,   LENGTH = 256K
+}
diff --git a/examples/stm32n6/src/bin/blinky.rs b/examples/stm32n6/src/bin/blinky.rs
new file mode 100644
index 000000000..018967f08
--- /dev/null
+++ b/examples/stm32n6/src/bin/blinky.rs
@@ -0,0 +1,36 @@
+#![no_std]
+#![no_main]
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_stm32::exti::ExtiInput;
+use embassy_stm32::gpio::{Level, Output, Pull, Speed};
+use embassy_time::Timer;
+use {defmt_rtt as _, panic_probe as _};
+
+#[embassy_executor::task]
+async fn button_task(mut p: ExtiInput<'static>) {
+    loop {
+        p.wait_for_any_edge().await;
+        info!("button pressed!");
+    }
+}
+
+#[embassy_executor::main]
+async fn main(spawner: Spawner) {
+    let p = embassy_stm32::init(Default::default());
+    info!("Hello World!");
+
+    let mut led = Output::new(p.PG10, Level::High, Speed::Low);
+    let button = ExtiInput::new(p.PC13, p.EXTI13, Pull::Up);
+
+    spawner.spawn(button_task(button).unwrap());
+
+    loop {
+        led.set_high();
+        Timer::after_millis(500).await;
+
+        led.set_low();
+        Timer::after_millis(500).await;
+    }
+}