diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 4a6248d..d0a555c 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -12,10 +12,6 @@ jobs:
   quality:
     runs-on: ubuntu-latest
     name: cargo {fmt, clippy}
-    strategy:
-      fail-fast: false
-      matrix:
-        target: [thumbv6m-none-eabi]
     steps:
       - uses: actions/checkout@v4
         with:
@@ -25,13 +21,25 @@ jobs:
         with:
           toolchain: stable
           components: rustfmt,clippy
-      - name: rustup target add ${{ matrix.target }}
-        run: rustup target add ${{ matrix.target }}
       - name: cargo fmt
         run: cargo fmt --check
       - name: cargo clippy
         run: cargo clippy -- -F clippy::suspicious -F clippy::correctness -F clippy::perf -F clippy::style
 
+  test:
+    runs-on: ubuntu-latest
+    name: cargo test
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: true
+      - name: Install stable
+        uses: dtolnay/rust-toolchain@master
+        with:
+          toolchain: stable
+      - name: cargo test
+        run: cargo test
+
   check:
     runs-on: ubuntu-latest
     strategy:
@@ -58,3 +66,24 @@ jobs:
         run: cargo +${{ matrix.version }} check --target ${{ matrix.target }}
       - name: cargo +${{ matrix.version }} build
         run: cargo +${{ matrix.version }} build --target ${{ matrix.target }}
+
+  check-example-test-application:
+    runs-on: ubuntu-latest
+    name: check test_application example
+    defaults:
+      run:
+        working-directory: examples/test_application
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: true
+      - name: Install stable
+        uses: dtolnay/rust-toolchain@master
+        with:
+          toolchain: stable
+      - name: cargo fmt
+        run: cargo fmt --check
+      - name: cargo clippy
+        run: cargo clippy -- -F clippy::suspicious -F clippy::correctness -F clippy::perf -F clippy::style
+      - name: cargo check
+        run: cargo check
diff --git a/examples/test_application/Cargo.lock b/examples/test_application/Cargo.lock
index 5767128..21f7d83 100644
--- a/examples/test_application/Cargo.lock
+++ b/examples/test_application/Cargo.lock
@@ -136,15 +136,6 @@ version = "4.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8b75356056920673b02621b35afd0f7dda9306d03c79a30f5c56c44cf256e3de"
 
-[[package]]
-name = "atomic-polyfill"
-version = "1.0.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8cf2bce30dfe09ef0bfaef228b9d414faaf7e563035494d7fe092dba54b300f4"
-dependencies = [
- "critical-section",
-]
-
 [[package]]
 name = "atomic-waker"
 version = "1.1.2"
@@ -159,22 +150,22 @@ checksum = "ace50bade8e6234aa140d9a2f552bbee1db4d353f69b8217bc503490fc1a9f26"
 
 [[package]]
 name = "bitfields"
-version = "0.13.2"
+version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7151782e2cd1dd0a1b00951a8b1be6b242f9a2240df9d244e3a7dbf7b55e7ac0"
+checksum = "dcdbce6688e3ab66aff2ab413b762ccde9f37990e27bba0bb38a4b2ad1b5d877"
 dependencies = [
  "bitfields-impl",
 ]
 
 [[package]]
 name = "bitfields-impl"
-version = "0.10.2"
+version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6675c064f07fe6e2433bc55263e114db648288e539e7fda779abd3e0a2bfe93b"
+checksum = "57413e4b276d883b77fb368b7b33ae6a5eb97692852d49a5394d4f72ba961827"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.101",
+ "syn 2.0.108",
  "thiserror",
 ]
 
@@ -223,9 +214,9 @@ checksum = "67ba02a97a2bd10f4b59b25c7973101c79642302776489e030cd13cdab09ed15"
 
 [[package]]
 name = "cobs"
-version = "0.3.0"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0fa961b519f0b462e3a3b4a34b64d119eeaca1d59af726fe450bbba07a9fc0a1"
+checksum = "fea6d1b751c55bd9c0dda7d4ff752074e98f4765ae969664648bd193bb326d15"
 dependencies = [
  "thiserror",
 ]
@@ -292,14 +283,28 @@ dependencies = [
  "embedded-io-async",
  "futures-sink",
  "futures-util",
- "heapless 0.8.0",
+ "heapless",
+]
+
+[[package]]
+name = "embassy-sync"
+version = "0.7.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "73974a3edbd0bd286759b3d483540f0ebef705919a5f56f4fc7709066f71689b"
+dependencies = [
+ "cfg-if",
+ "critical-section",
+ "embedded-io-async",
+ "futures-core",
+ "futures-sink",
+ "heapless",
 ]
 
 [[package]]
 name = "embassy-time"
-version = "0.4.0"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f820157f198ada183ad62e0a66f554c610cdcd1a9f27d4b316358103ced7a1f8"
+checksum = "f4fa65b9284d974dad7a23bb72835c4ec85c0b540d86af7fc4098c88cff51d65"
 dependencies = [
  "cfg-if",
  "critical-section",
@@ -308,14 +313,14 @@ dependencies = [
  "embedded-hal 0.2.7",
  "embedded-hal 1.0.0",
  "embedded-hal-async",
- "futures-util",
+ "futures-core",
 ]
 
 [[package]]
 name = "embassy-time-driver"
-version = "0.2.0"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8d45f5d833b6d98bd2aab0c2de70b18bfaa10faf661a1578fd8e5dfb15eb7eba"
+checksum = "a0a244c7dc22c8d0289379c8d8830cae06bb93d8f990194d0de5efb3b5ae7ba6"
 dependencies = [
  "document-features",
 ]
@@ -486,15 +491,6 @@ dependencies = [
  "wasm-bindgen",
 ]
 
-[[package]]
-name = "hash32"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b0c35f58762feb77d74ebe43bdbc3210f09be9fe6742234d573bacc26ed92b67"
-dependencies = [
- "byteorder",
-]
-
 [[package]]
 name = "hash32"
 version = "0.3.1"
@@ -504,27 +500,13 @@ dependencies = [
  "byteorder",
 ]
 
-[[package]]
-name = "heapless"
-version = "0.7.17"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cdc6457c0eb62c71aac4bc17216026d8410337c4126773b9c5daba343f17964f"
-dependencies = [
- "atomic-polyfill",
- "hash32 0.2.1",
- "rustc_version",
- "serde",
- "spin",
- "stable_deref_trait",
-]
-
 [[package]]
 name = "heapless"
 version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0bfb9eb618601c89945a70e254898da93b13be0388091d42117462b265bb3fad"
 dependencies = [
- "hash32 0.3.1",
+ "hash32",
  "stable_deref_trait",
 ]
 
@@ -594,16 +576,6 @@ version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b4ce301924b7887e9d637144fdade93f9dfff9b60981d4ac161db09720d39aa5"
 
-[[package]]
-name = "lock_api"
-version = "0.4.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "07af8b9cdd281b7915f413fa73f29ebd5d55d0d3f0155584dade1ff18cea1b17"
-dependencies = [
- "autocfg",
- "scopeguard",
-]
-
 [[package]]
 name = "log"
 version = "0.4.27"
@@ -691,7 +663,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "170a2601f67cc9dba8edd8c4870b15f71a6a2dc196daec8c83f72b59dff628a8"
 dependencies = [
  "cobs 0.2.3",
- "heapless 0.7.17",
  "postcard-derive",
  "serde",
 ]
@@ -764,15 +735,6 @@ version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2b15c43186be67a4fd63bee50d0303afffcef381492ebe2c5d87f324e1b8815c"
 
-[[package]]
-name = "rustc_version"
-version = "0.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cfcb3a22ef46e85b45de6ee7e79d063319ebb6594faafcf1c225ea92ab6e9b92"
-dependencies = [
- "semver",
-]
-
 [[package]]
 name = "rustix"
 version = "0.38.44"
@@ -792,18 +754,6 @@ version = "1.0.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "eded382c5f5f786b989652c49544c4877d9f015cc22e145a5ea8ea66c2921cd2"
 
-[[package]]
-name = "scopeguard"
-version = "1.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
-
-[[package]]
-name = "semver"
-version = "1.0.26"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "56e6fa9c48d24d85fb3de5ad847117517440f6beceb7798af16b4a87d616b8d0"
-
 [[package]]
 name = "serde"
 version = "1.0.219"
@@ -821,7 +771,7 @@ checksum = "5b0276cf7f2c73365f7157c8123c21cd9a50fbbd844757af28ca1f5925fc2a00"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.101",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -833,15 +783,6 @@ dependencies = [
  "autocfg",
 ]
 
-[[package]]
-name = "spin"
-version = "0.9.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6980e8d7511241f8acf4aebddbb1ff938df5eebe98691418c4468d0b72a96a67"
-dependencies = [
- "lock_api",
-]
-
 [[package]]
 name = "stable_deref_trait"
 version = "1.2.0"
@@ -861,9 +802,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.101"
+version = "2.0.108"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8ce2b7fc941b3a24138a0a7cf8e858bfc6a992e7978a068a5c760deb0ed43caf"
+checksum = "da58917d35242480a05c2897064da0a80589a2a0476c9a3f2fdc83b53502e917"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -885,7 +826,7 @@ version = "0.1.0"
 dependencies = [
  "async-std",
  "embassy-futures",
- "embassy-sync",
+ "embassy-sync 0.6.2",
  "embedded-io-async",
  "log",
  "pretty_env_logger",
@@ -909,7 +850,7 @@ checksum = "7f7cf42b4507d8ea322120659672cf1b9dbb93f8f2d4ecfd6e51350ff5b17a1d"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.101",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -917,10 +858,10 @@ name = "tinynet"
 version = "0.1.0"
 dependencies = [
  "bitfields",
- "cobs 0.3.0",
+ "cobs 0.4.0",
  "crc",
  "embassy-futures",
- "embassy-sync",
+ "embassy-sync 0.7.2",
  "embassy-time",
  "embedded-io-async",
  "log",
@@ -984,7 +925,7 @@ dependencies = [
  "log",
  "proc-macro2",
  "quote",
- "syn 2.0.101",
+ "syn 2.0.108",
  "wasm-bindgen-shared",
 ]
 
@@ -1019,7 +960,7 @@ checksum = "8ae87ea40c9f689fc23f209965b6fb8a99ad69aeeb0231408be24920604395de"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.101",
+ "syn 2.0.108",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
diff --git a/examples/test_application/src/main.rs b/examples/test_application/src/main.rs
index b19eb87..475dfdd 100644
--- a/examples/test_application/src/main.rs
+++ b/examples/test_application/src/main.rs
@@ -6,7 +6,6 @@ use embassy_sync::{
     blocking_mutex::raw::NoopRawMutex,
     pipe::{Pipe, Reader, Writer},
 };
-use embedded_io_async::{Read, Write};
 use tinynet::ptp_packets::{Master, PacketInterface, Slave};
 
 const PIPE_LENGTH: usize = 256;