commit 16673e3f4deb2e9d641fd1c19dcd1c39320a3fae
Author: Patrick Michl <huanzodev@gmail.com>
Date:   Sun Jan 15 22:58:30 2023 +0100

    initial

diff --git a/.cargo/config.toml b/.cargo/config.toml
new file mode 100644
index 0000000..8ab5a1d
--- /dev/null
+++ b/.cargo/config.toml
@@ -0,0 +1,13 @@
+[target.thumbv6m-none-eabi]
+runner = "elf2uf2-rs -d"
+rustflags = [
+    "-C", "linker=flip-link",
+    "-C", "link-arg=-Tlink.x",
+    # Code-size optimizations.
+    # "-Z", "trap-unreachable=no", # nightly only
+    "-C", "inline-threshold=5",
+    "-C", "no-vectorize-loops",
+]
+
+[build]
+target = "thumbv6m-none-eabi"
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ea8c4bf
--- /dev/null
+++ b/.gitignore
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diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..926cb66
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,4 @@
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+}
\ No newline at end of file
diff --git a/Cargo.lock b/Cargo.lock
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diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..7c18e78
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,15 @@
+[package]
+name = "pico-test"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+rp-pico = "0.6.0"
+embedded-hal = "0.2.7"
+panic-halt = "0.2.0"
+cortex-m = { version = "0.7", features = ["inline-asm"] }
+cortex-m-rt = "0.7"
+pio = "0.2.1"
+pio-proc = "0.2.1"
\ No newline at end of file
diff --git a/build.rs b/build.rs
new file mode 100644
index 0000000..d534cc3
--- /dev/null
+++ b/build.rs
@@ -0,0 +1,31 @@
+//! This build script copies the `memory.x` file from the crate root into
+//! a directory where the linker can always find it at build time.
+//! For many projects this is optional, as the linker always searches the
+//! project root directory -- wherever `Cargo.toml` is. However, if you
+//! are using a workspace or have a more complicated build setup, this
+//! build script becomes required. Additionally, by requesting that
+//! Cargo re-run the build script whenever `memory.x` is changed,
+//! updating `memory.x` ensures a rebuild of the application with the
+//! new memory settings.
+
+use std::env;
+use std::fs::File;
+use std::io::Write;
+use std::path::PathBuf;
+
+fn main() {
+    // Put `memory.x` in our output directory and ensure it's
+    // on the linker search path.
+    let out = &PathBuf::from(env::var_os("OUT_DIR").unwrap());
+    File::create(out.join("memory.x"))
+        .unwrap()
+        .write_all(include_bytes!("memory.x"))
+        .unwrap();
+    println!("cargo:rustc-link-search={}", out.display());
+
+    // By default, Cargo will re-run a build script whenever
+    // any file in the project changes. By specifying `memory.x`
+    // here, we ensure the build script is only re-run when
+    // `memory.x` is changed.
+    println!("cargo:rerun-if-changed=memory.x");
+}
diff --git a/memory.x b/memory.x
new file mode 100644
index 0000000..070eac7
--- /dev/null
+++ b/memory.x
@@ -0,0 +1,15 @@
+MEMORY {
+    BOOT2 : ORIGIN = 0x10000000, LENGTH = 0x100
+    FLASH : ORIGIN = 0x10000100, LENGTH = 2048K - 0x100
+    RAM   : ORIGIN = 0x20000000, LENGTH = 256K
+}
+
+EXTERN(BOOT2_FIRMWARE)
+
+SECTIONS {
+    /* ### Boot loader */
+    .boot2 ORIGIN(BOOT2) :
+    {
+        KEEP(*(.boot2));
+    } > BOOT2
+} INSERT BEFORE .text;
\ No newline at end of file
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..6e3d325
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,62 @@
+#![no_std]
+#![no_main]
+
+use embedded_hal::digital::v2::OutputPin;
+use rp_pico::entry;
+
+use panic_halt as _;
+
+use rp_pico::hal::prelude::*;
+
+use rp_pico::hal::pio::{PIOBuilder, PIOExt};
+
+use rp_pico::hal;
+use rp_pico::hal::pac;
+
+#[entry]
+fn main() -> ! {
+    // Grab our singleton objects
+    let mut pac = pac::Peripherals::take().unwrap();
+    let _core = pac::CorePeripherals::take().unwrap();
+
+    // Set up the watchdog driver - needed by the clock setup code
+    let mut watchdog = hal::Watchdog::new(pac.WATCHDOG);
+
+    // Configure the clocks
+    let _clocks = hal::clocks::init_clocks_and_plls(
+        rp_pico::XOSC_CRYSTAL_FREQ,
+        pac.XOSC,
+        pac.CLOCKS,
+        pac.PLL_SYS,
+        pac.PLL_USB,
+        &mut pac.RESETS,
+        &mut watchdog,
+    )
+    .ok()
+    .unwrap();
+
+    // The single-cycle I/O block controls our GPIO pins
+    let sio = hal::Sio::new(pac.SIO);
+
+    // Set the pins up according to their function on this particular board
+    let pins = rp_pico::Pins::new(
+        pac.IO_BANK0,
+        pac.PADS_BANK0,
+        sio.gpio_bank0,
+        &mut pac.RESETS,
+    );
+
+    let (mut pio, sm0, _, _, _) = pac.PIO0.split(&mut pac.RESETS);
+    let program = pio_proc::pio_asm!(".wrap_target", "set pins, 1", "set pins, 0", ".wrap").program;
+    let installed = pio.install(&program).unwrap();
+
+    let _pin: hal::gpio::Pin<_, hal::gpio::FunctionPio0> = pins.gpio1.into_mode();
+
+    let (mut sm, _rx, _tx) = PIOBuilder::from_program(installed)
+        .set_pins(1, 1)
+        .build(sm0);
+    sm.set_pindirs([(1, hal::pio::PinDir::Output)]);
+    let _sm = sm.start();
+    
+    loop {}
+}