Merge pull request #2958 from embassy-rs/embassy-book-refactor

Embassy book refactor

2 files changed, 35 insertions, 0 deletions

diff --git a/docs/examples/layer-by-layer/blinky-hal/Cargo.toml b/docs/examples/layer-by-layer/blinky-hal/Cargo.toml
new file mode 100644
index 000000000..c15de2db2
--- /dev/null
+++ b/docs/examples/layer-by-layer/blinky-hal/Cargo.toml
@@ -0,0 +1,14 @@
+[package]
+name = "blinky-hal"
+version = "0.1.0"
+edition = "2021"
+license = "MIT OR Apache-2.0"
+
+[dependencies]
+cortex-m = "0.7"
+cortex-m-rt = "0.7"
+embassy-stm32 = { version = "0.1.0", features = ["stm32l475vg", "memory-x"] }
+
+defmt = "0.3.0"
+defmt-rtt = "0.3.0"
+panic-probe = { version = "0.3.0", features = ["print-defmt"] }
diff --git a/docs/examples/layer-by-layer/blinky-hal/src/main.rs b/docs/examples/layer-by-layer/blinky-hal/src/main.rs
new file mode 100644
index 000000000..d0c9f4907
--- /dev/null
+++ b/docs/examples/layer-by-layer/blinky-hal/src/main.rs
@@ -0,0 +1,21 @@
+#![no_std]
+#![no_main]
+
+use cortex_m_rt::entry;
+use embassy_stm32::gpio::{Input, Level, Output, Pull, Speed};
+use {defmt_rtt as _, panic_probe as _};
+
+#[entry]
+fn main() -> ! {
+    let p = embassy_stm32::init(Default::default());
+    let mut led = Output::new(p.PB14, Level::High, Speed::VeryHigh);
+    let button = Input::new(p.PC13, Pull::Up);
+
+    loop {
+        if button.is_low() {
+            led.set_high();
+        } else {
+            led.set_low();
+        }
+    }
+}