init

+ display printer
+ onboard led blinker
+ error types
+ custom logger w/ path based log levels and better printing
+ ci files
+ (failed) adc code
+ wokwi diagram.json
+ wifi initialisation
+ wifi query webpage
+ print button state

.cargo/config.toml

@@ -0,0 +1,20 @@
+[target.riscv32imc-unknown-none-elf]
+runner = "espflash flash --monitor"
+
+
+[env]
+ESP_LOGLEVEL="DEBUG"
+ESP_LOGTARGETS="esp_wifi::compat::timer_compat=warn,esp_wifi::tasks=info"
+[build]
+rustflags = [
+  "-C", "link-arg=-Tlinkall.x",
+
+  # Required to obtain backtraces (e.g. when using the "esp-backtrace" crate.)
+  # NOTE: May negatively impact performance of produced code
+  "-C", "force-frame-pointers",
+]
+
+target = "riscv32imc-unknown-none-elf"
+
+[unstable]
+build-std = ["alloc", "core"]

.github/workflows/ci.yml

@@ -0,0 +1,40 @@
+name: Continuous Integration
+
+on:
+  push:
+    paths-ignore:
+      - "**/README.md"
+  pull_request:
+  workflow_dispatch:
+
+env:
+  CARGO_TERM_COLOR: always
+  GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+jobs:
+  rust-checks:
+    name: Rust Checks
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        action:
+          - command: build
+            args: --release
+          - command: fmt
+            args: --all -- --check --color always
+          - command: clippy
+            args: --all-features --workspace -- -D warnings
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+      - name: Setup Rust
+        uses: esp-rs/[email protected]
+        with:
+          default: true
+          buildtargets: esp32
+          ldproxy: false
+      - name: Enable caching
+        uses: Swatinem/rust-cache@v2
+      - name: Run command
+        run: cargo ${{ matrix.action.command }} ${{ matrix.action.args }}

.gitignore

@@ -0,0 +1,19 @@
+# Generated by Cargo
+# will have compiled files and executables
+debug/
+target/
+
+# these are backup files generated by rustfmt
+**/*.rs.bk
+
+# MSVC Windows builds of rustc generate these, which store debugging information
+*.pdb
+
+# vscode workspace files
+*.code-workspace
+
+# macos fs files
+**/.DS_Store
+
+# environment variables/secrets
+*.env

.vscode/launch.json

@@ -0,0 +1,15 @@
+{
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "name": "Wokwi GDB",
+      "type": "lldb",
+      "request": "launch",
+      "program": "${workspaceFolder}/target/xtensa-esp32-none-elf/release/cansat",
+      "cwd": "${workspaceFolder}",
+      "MIMode": "gdb",
+      "miDebuggerPath": "${userHome}/.espressif/tools/xtensa-esp32-elf/esp-2021r2-patch3-8.4.0/xtensa-esp32-elf/bin/xtensa-esp32-elf-gdb",
+      "miDebuggerServerAddress": "localhost:3333"
+    }
+  ]
+}

.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+    "rust-analyzer.checkOnSave.allTargets": true,
+}