Mc lab 4 test

.github/actions/avr_setup/action.yml

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+name: "Get changed files list"
+description: "Setup Node with caching for dependencies"
+runs:
+  using: "composite"
+  steps:
+    - name: Set up Arduino CLI
+      uses: arduino/setup-arduino-cli@v2
+
+    - name: Install platform
+      run: |
+        arduino-cli core update-index
+        arduino-cli core install ${{ env.platform }}
+      shell: bash
+
+    - name: Install popular libs
+      run: |
+        arduino-cli lib install LiquidCrystal
+      shell: bash

.github/actions/get_changed_files/action.yml

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+name: "Get changed files list"
+description: "Setup Node with caching for dependencies"
+runs:
+  using: "composite"
+  steps:
+    - name: Get changed files list
+      id: get_changed_files
+      run: |
+        echo "Changed files:"
+        git diff --name-only ${{ github.event.pull_request.base.sha }} > changed_files.txt
+        cat changed_files.txt
+        echo "The list is saved to changed_files.txt"
+      shell: bash

.github/workflows/lab-validation.yml

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+name: Cheking of compile Arduino sketch for AVR/AtMega
+
+on:
+  pull_request:
+    branches: [main, master]
+
+env:
+  platform: "arduino:avr"
+  fqbn_master: "arduino:avr:mega"
+  COMMIT_COUNT: $(( ${{ github.event_name == 'pull_request' && github.event.pull_request.commits || 0 }} + 1 ))
+
+jobs:
+  handle_bad_branch_name:
+    runs-on: ubuntu-22.04
+    if: (contains(github.head_ref, 'mc_lab_1') || contains(github.head_ref, 'mc_lab_2') || contains(github.head_ref, 'mc_lab_3') || contains(github.head_ref, 'mc_lab_4') || contains(github.head_ref, 'mc_lab_5') || contains(github.head_ref, 'mc_lab_6') || contains(github.head_ref, 'mc_lab_7')) == false
+    steps:
+      - name: Fail the build
+        run: | 
+          echo "The branch name is not correct. It should contain 'mc_lab_' prefix"
+          exit 1
+  build_labs_1_to_4:
+    runs-on: ubuntu-22.04
+    if: contains(github.head_ref, 'mc_lab_1') || contains(github.head_ref, 'mc_lab_2') || contains(github.head_ref, 'mc_lab_3') || contains(github.head_ref, 'mc_lab_4')
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: ${{ env.COMMIT_COUNT }}
+
+      - name: Get changed files list
+        uses: ./.github/actions/get_changed_files
+
+      - name: Set up Arduino CLI
+        uses: ./.github/actions/avr_setup
+
+      - name: Compile Sketch
+        run: arduino-cli compile --fqbn ${{ env.fqbn_master }} $(grep -E '\.ino$' changed_files.txt | xargs)
+  build_lab_5:
+    runs-on: ubuntu-22.04
+    if: contains(github.head_ref, 'mc_lab_5')
+    env:
+      fqbn_slave: "arduino:avr:nano"
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: ${{ env.COMMIT_COUNT }}
+
+      - name: Get changed files list
+        uses: ./.github/actions/get_changed_files
+
+      - name: Get master folder
+        run: |
+          cat changed_files.txt | xargs dirname | grep 'master' | grep -m 1 -vE '/(.*master.*|.*slave.*)/'  > master_project.txt
+          echo "Master project:"
+          cat master_project.txt
+
+      - name: Get slave folders
+        run: |
+          cat changed_files.txt | xargs dirname | grep 'slave' | grep -vE '/(.*master.*|.*slave.*)/'  > slave_projects.txt
+          echo "Slave projects:"
+          cat slave_projects.txt
+
+      - name: Check if there is at least one master and one slave project
+        run: |
+          if [ ! -s master_project.txt ] || [ ! -s slave_projects.txt ]; then
+            echo "There is no master or slave project"
+            exit 1
+          fi
+
+      - name: Set up Arduino CLI
+        uses: ./.github/actions/avr_setup
+
+      - name: Compile master
+        run: while read master_folder; do arduino-cli compile --fqbn ${{ env.fqbn_master }} $master_folder/*.ino; done < master_project.txt
+
+      - name: Compile slaves
+        run: while read slave_folder; do arduino-cli compile --fqbn ${{ env.fqbn_slave }} $slave_folder/*.ino; done < slave_projects.txt
+  build_lab_6:
+    runs-on: ubuntu-22.04
+    if: contains(github.head_ref, 'mc_lab_6')
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: ${{ env.COMMIT_COUNT }}
+
+      - name: It just passes
+        run: echo "It just passes. It's too complex"
+  build_lab_7:
+    runs-on: ubuntu-22.04
+    if: contains(github.head_ref, 'mc_lab_7')
+    env:
+      register-bindings: "m2560def.inc"
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: ${{ env.COMMIT_COUNT }}
+
+      - name: Get changed files list
+        uses: ./.github/actions/get_changed_files
+
+      - name: Setup AVRA Assembler
+        run: |
+          git clone https://github.com/Ro5bert/avra.git
+          cd avra
+          sudo make install
+
+      - name: Preprocess sketch - append register bindings to the top of the file
+        run: printf ".include \"${{ env.register-bindings }}\"\n\n" | cat - $(grep -m 1 -E '\.(asm|S)$' changed_files.txt | xargs) > pipeline_main_assembly_source_file.asm
+
+      - name: Compile Sketch
+        run: avra pipeline_main_assembly_source_file.asm

mc_labs/mc_lab_04/lab4-mko/keypad4x4.h

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+#define DDR_KEYPAD DDRK
+#define PORT_KEYPAD PORTK
+#define PIN_KEYPAD PINK
+
+
+
+
+
+
+class SegmentDisplay {
+public:
+  byte* segments;
+  byte* numbers;
+  byte numberOfDigits;
+  byte* value;
+  SegmentDisplay(byte segments[8], byte numbers[], byte numberOfDigits)
+    : segments(segments), numbers(numbers), numberOfDigits(numberOfDigits) {
+
+      value = new byte[numberOfDigits];
+  }
+
+  virtual ~SegmentDisplay() {
+      delete value;
+  }
+
+  void init() {
+      for(int i = 0; i < 8;  i++) 
+        pinMode(segments[i], OUTPUT);
+
+      for(int i = 0; i < numberOfDigits;  i++) {
+        pinMode(numbers[i], OUTPUT);
+        digitalWrite(numbers[i], HIGH);
+      }
+  }
+
+  void setValue(byte value[]) {
+    for(int i = 0; i < numberOfDigits;  i++) {
+      this->value[i] = value[i];
+    }
+  }
+
+
+  void update() {
+    byte actualCounter = min(counter, 7);
+    for(int i = 0; i < numberOfDigits; i++)
+        digitalWrite(numbers[i], i == actualCounter ? LOW : HIGH);
+
+
+    for(int i = 0;  i < 8; i++)
+      digitalWrite(segments[i], (value[actualCounter] >> i) & 1 ? HIGH : LOW);
+
+
+    counter = (counter + 1) % (numberOfDigits + 2);
+  }
+
+  private:
+    byte counter = 0;
+};
+
+void getSegmentFromTime(byte * segment, long time, bool alarmActive) {
+    long hours = (time / (60 * 60)) % 24;
+    long minutes = (time / 60) % 60;
+    long seconds = time % 60;
+    long timeBySymbol[] = { hours / 10,  hours % 10, minutes / 10,  minutes % 10, seconds / 10, seconds % 10 };
+
+    for(int i = 0; i < 6; i++) {
+      //                                      .gfedcba
+      if(timeBySymbol[i] == 0) segment[i] = 0b00111111;
+      if(timeBySymbol[i] == 1) segment[i] = 0b00000110;
+      if(timeBySymbol[i] == 2) segment[i] = 0b01011011;
+      if(timeBySymbol[i] == 3) segment[i] = 0b01001111;
+      if(timeBySymbol[i] == 4) segment[i] = 0b01100110;
+      if(timeBySymbol[i] == 5) segment[i] = 0b01101101;
+      if(timeBySymbol[i] == 6) segment[i] = 0b01111101;
+      if(timeBySymbol[i] == 7) segment[i] = 0b00000111;
+      if(timeBySymbol[i] == 8) segment[i] = 0b01111111;
+      if(timeBySymbol[i] == 9) segment[i] = 0b01101111;
+    }
+
+    if(alarmActive)            segment[5] = 0b01110111;
+
+    segment[1] |= 0b10000000;
+    segment[3] |= 0b10000000;
+}
+