Custom Bus Trait to support PIO

2 files changed, 28 insertions, 17 deletions

diff --git a/examples/rpi-pico-w/build.rs b/examples/rpi-pico-w/build.rs
index 3f915f931..d4c3ec89d 100644
--- a/examples/rpi-pico-w/build.rs
+++ b/examples/rpi-pico-w/build.rs
@@ -14,23 +14,23 @@ 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());
+    // // 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");
+    // // 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");
 
-    println!("cargo:rustc-link-arg-bins=--nmagic");
-    println!("cargo:rustc-link-arg-bins=-Tlink.x");
-    println!("cargo:rustc-link-arg-bins=-Tlink-rp.x");
-    println!("cargo:rustc-link-arg-bins=-Tdefmt.x");
+    // println!("cargo:rustc-link-arg-bins=--nmagic");
+    // println!("cargo:rustc-link-arg-bins=-Tlink.x");
+    // println!("cargo:rustc-link-arg-bins=-Tlink-rp.x");
+    // println!("cargo:rustc-link-arg-bins=-Tdefmt.x");
 }
diff --git a/examples/rpi-pico-w/src/main.rs b/examples/rpi-pico-w/src/main.rs
index c706e121d..f768af193 100644
--- a/examples/rpi-pico-w/src/main.rs
+++ b/examples/rpi-pico-w/src/main.rs
@@ -161,6 +161,17 @@ impl ErrorType for MySpi {
     type Error = Infallible;
 }
 
+impl cyw43::SpiBusCyw43<u32> for MySpi {
+    async fn cmd_write<'a>(&'a mut self, write: &'a [u32]) -> Result<(), Self::Error> {
+        self.write(write).await
+    }
+
+    async fn cmd_read<'a>(&'a mut self, write: &'a [u32], read: &'a mut [u32]) -> Result<(), Self::Error> {
+        self.write(write).await?;
+        self.read(read).await
+    }
+}
+
 impl SpiBusFlush for MySpi {
     async fn flush(&mut self) -> Result<(), Self::Error> {
         Ok(())