ES ordening

2025-05-27 23:20:05 +02:00
parent d9244f1ae3
commit 39269a71a7
49 changed files with 1952 additions and 0 deletions
--- a/5/Assignment-A/main.cpp
+++ b/5/Assignment-A/main.cpp
@@ -0,0 +1,71 @@
+#include <Arduino.h>
+#define DEBOUNCE_DELAY 50      
+#define BLINK_INTERVAL 500     
+
+unsigned long lastBlinkTime = 0;
+bool blinkState = false;
+
+bool isPressed(uint8_t pinMask, volatile uint8_t* pinReg) {
+  static unsigned long lastDebounceTime[8] = {0};   
+  static bool lastStableState[8] = {true};          
+  static bool lastReadState[8] = {true};            
+
+  uint8_t pinIndex = 0;
+  while ((pinMask >> pinIndex) != 1) pinIndex++;    // bepaalt welk bit van toepassing is
+
+  bool reading = (*pinReg & pinMask);               // leest huidige status van de pin
+
+  if (reading != lastReadState[pinIndex]) {
+    lastDebounceTime[pinIndex] = millis();          // bij verandering: debounce timer starten
+    lastReadState[pinIndex] = reading;
+  }
+
+  if ((millis() - lastDebounceTime[pinIndex]) > DEBOUNCE_DELAY) {
+    lastStableState[pinIndex] = reading;            // status pas bijwerken na stabiele periode
+  }
+
+  return lastStableState[pinIndex];                 
+}
+
+void setup() {
+  DDRD |= _BV(DDD5) | _BV(DDD6);
+  Serial.begin(9600);   
+}
+
+void loop() {
+  // Knopstatussen uitlezen met debounce
+  bool Button1Pressed = isPressed(_BV(PINB2), &PINB);   // D10
+  bool Button2Pressed = isPressed(_BV(PINB3), &PINB);   // D11
+
+  if (Button1Pressed && !Button2Pressed) {
+    // Alleen Button1 ingedrukt: LED D5 aan, D6 uit
+    PORTD |= _BV(PORTD5);
+    PORTD &= ~_BV(PORTD6);
+  } else if (!Button1Pressed && Button2Pressed) {
+    // Alleen Button2 ingedrukt: LED D6 aan, D5 uit en "Hello World!" printen
+    PORTD &= ~_BV(PORTD5);
+    PORTD |= _BV(PORTD6);
+    static unsigned long lastHelloTime = 0;
+    if (millis() - lastHelloTime > 100) {
+      Serial.println("Hello World!\n");
+      lastHelloTime = millis();
+    }
+  } else if (Button1Pressed && Button2Pressed) {
+    // Beide knoppen ingedrukt: LEDs knipperen om en om
+    if (millis() - lastBlinkTime >= BLINK_INTERVAL) {
+      blinkState = !blinkState;
+      lastBlinkTime = millis();
+    }
+
+    if (blinkState) {
+      PORTD |= _BV(PORTD5);
+      PORTD &= ~_BV(PORTD6);
+    } else {
+      PORTD &= ~_BV(PORTD5);
+      PORTD |= _BV(PORTD6);
+    }
+  } else {
+    // Geen knop ingedrukt: beide LEDs uit
+    PORTD &= ~(_BV(PORTD5) | _BV(PORTD6));
+  }
+}