diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5caff3a..3629338 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -66,16 +66,23 @@ jobs:
             features: ''
             continue-on-error: true
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions-rs/toolchain@v1
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@stable
         with:
           toolchain: ${{ matrix.toolchain }}
-          target: thumbv7em-none-eabihf
-          override: true
-      - uses: actions-rs/cargo@v1
+          targets: thumbv7em-none-eabihf
+          components: llvm-tools-preview
+      - run: cargo build --release --features "${{ matrix.features }}"
+      - name: Extract Stable Binary Using cargo-binutils
+        if: matrix.toolchain == 'stable' && github.ref == 'refs/heads/main'
+        run: |
+          cargo install cargo-binutils
+          cargo objcopy --release --bin thermostat-eem -- -O binary thermostat-eem.bin
+      - name: Upload Artifacts
+        if: matrix.toolchain == 'stable' && github.ref == 'refs/heads/main'
+        uses: actions/upload-artifact@v4.4.0
         with:
-          command: build
-          args: --release --features "${{ matrix.features }}"
+          path: thermostat-eem.bin
 
   doc:
     runs-on: ubuntu-latest
diff --git a/Cargo.lock b/Cargo.lock
index c952c64..29b3cea 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1025,9 +1025,9 @@ dependencies = [
 
 [[package]]
 name = "serde"
-version = "1.0.213"
+version = "1.0.214"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3ea7893ff5e2466df8d720bb615088341b295f849602c6956047f8f80f0e9bc1"
+checksum = "f55c3193aca71c12ad7890f1785d2b73e1b9f63a0bbc353c08ef26fe03fc56b5"
 dependencies = [
  "serde_derive",
 ]
@@ -1045,9 +1045,9 @@ dependencies = [
 
 [[package]]
 name = "serde_derive"
-version = "1.0.213"
+version = "1.0.214"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7e85ad2009c50b58e87caa8cd6dac16bdf511bbfb7af6c33df902396aa480fa5"
+checksum = "de523f781f095e28fa605cdce0f8307e451cc0fd14e2eb4cd2e98a355b147766"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index fa63eb7..6f05bc4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -47,7 +47,7 @@ fugit = "0.3"
 mono-clock = "0.1"
 heapless = { version = "0.8", features = ["serde"] }
 minimq = "0.9"
-serde = { version = "1.0.210", features = ["derive"], default-features = false }
+serde = { version = "1.0.214", features = ["derive"], default-features = false }
 serde-json-core = "0.6"
 rtt-logger = "0.2"
 rtt-target = { version = "0.3", features = ["cortex-m"] }
diff --git a/py/thermostat/__init__.py b/py/thermostat/__init__.py
index aa14e9f..d32ba47 100644
--- a/py/thermostat/__init__.py
+++ b/py/thermostat/__init__.py
@@ -1,5 +1,2 @@
 #!/usr/bin/python3
 """Thermostat EEM utilities"""
-
-# Sample period in seconds for all channels.
-SAMPLE_PERIOD = 1 / 503.5  # ADC ODR 1007 split between two channels per ADC