Archiving a bunch of old stuff

oldstuff/arduino/msaqsg/ch03/BinaryDice/BinaryDice.ino

@@ -0,0 +1,22 @@
+const unsigned int LED_BIT0 = 10;
+const unsigned int LED_BIT1 = 11;
+const unsigned int LED_BIT2 = 12;
+
+void outputResult(const long result) {
+    digitalWrite(LED_BIT0, result & B001);
+    digitalWrite(LED_BIT1, result & B010);
+    digitalWrite(LED_BIT2, result & B100);
+}
+
+void setup() {
+    pinMode(LED_BIT0, OUTPUT);
+    pinMode(LED_BIT1, OUTPUT);
+    pinMode(LED_BIT2, OUTPUT);
+
+    randomSeed(analogRead(A0));
+
+    outputResult(random(1, 7));
+}
+
+void loop() {
+}

oldstuff/arduino/msaqsg/ch03/BinaryDice/Makefile

@@ -0,0 +1 @@
+../../../arduino.mk

oldstuff/arduino/msaqsg/ch03/DebounceButton/DebounceButton.ino

@@ -0,0 +1,28 @@
+const unsigned int BUTTON_PIN = 7;
+const unsigned int LED_PIN = 13;
+
+int oldButtonState = LOW;
+int ledState = LOW;
+
+void setup() {
+    pinMode(LED_PIN, OUTPUT);
+    pinMode(BUTTON_PIN, INPUT);
+}
+
+void loop() {
+    const int CURRENT_BUTTON_STATE = digitalRead(BUTTON_PIN);
+
+    if (CURRENT_BUTTON_STATE != oldButtonState &&
+            CURRENT_BUTTON_STATE == HIGH) {
+        if (ledState == LOW) {
+            ledState = HIGH;
+        } else {
+            ledState = LOW;
+        }
+
+        digitalWrite(LED_PIN, ledState);
+        delay(50);
+    }
+
+    oldButtonState = CURRENT_BUTTON_STATE;
+}

oldstuff/arduino/msaqsg/ch03/DebounceButton/Makefile

@@ -0,0 +1 @@
+../../../arduino.mk

oldstuff/arduino/msaqsg/ch03/DiceGame/DiceGame.ino

@@ -0,0 +1,94 @@
+// vim:filetype=arduino
+#include <Bounce.h>
+
+const unsigned int LED_BIT0 = 10;
+const unsigned int LED_BIT1 = 11;
+const unsigned int LED_BIT2 = 12;
+const unsigned int START_BUTTON_PIN = 5;
+const unsigned int GUESS_BUTTON_PIN = 7;
+const unsigned int BAUD_RATE = 9600;
+const unsigned int DEBOUNCE_DELAY = 20;
+const unsigned int HOORAY_FLASHES = 10;
+const unsigned int HOORAY_FLASH_BATCHES = 3;
+const unsigned int HOORAY_FLASH_BATCH_PAUSE = 200;
+const unsigned int HOORAY_FLASH_DURATION = 50;
+Bounce startButton = Bounce();
+Bounce guessButton = Bounce();
+int guess = 0;
+
+void outputResult(const long result) {
+    digitalWrite(LED_BIT0, result & B001);
+    digitalWrite(LED_BIT1, result & B010);
+    digitalWrite(LED_BIT2, result & B100);
+}
+
+void hooray() {
+    for (unsigned int i = 0; i < HOORAY_FLASH_BATCHES; i++) {
+        for (unsigned int i = 0; i < HOORAY_FLASHES; i++) {
+            outputResult(7);
+            delay(HOORAY_FLASH_DURATION);
+            outputResult(0);
+            delay(HOORAY_FLASH_DURATION);
+        }
+        delay(HOORAY_FLASH_BATCH_PAUSE);
+    }
+}
+
+void handleGuessButton() {
+    if (!guessButton.update()) {
+        return;
+    }
+
+    if (guessButton.read() == HIGH) {
+        guess = (guess % 6) + 1;
+        outputResult(guess);
+        Serial.print("Guess: ");
+        Serial.println(guess);
+    }
+}
+
+void handleStartButton() {
+    if (!startButton.update()) {
+        return;
+    }
+
+    if (startButton.read() == HIGH) {
+        const int result = random(1, 7);
+        outputResult(result);
+        Serial.print("Result: ");
+        Serial.println(result);
+
+        if (guess > 0) {
+            if (result == guess) {
+                Serial.println("You win!");
+                hooray();
+            } else {
+                Serial.println("You lose!");
+            }
+        }
+
+        delay(2000);
+        guess = 0;
+    }
+}
+
+void setup() {
+    pinMode(LED_BIT0, OUTPUT);
+    pinMode(LED_BIT1, OUTPUT);
+    pinMode(LED_BIT2, OUTPUT);
+    pinMode(START_BUTTON_PIN, INPUT);
+    pinMode(GUESS_BUTTON_PIN, INPUT);
+    randomSeed(analogRead(A0));
+    Serial.begin(BAUD_RATE);
+
+    startButton.attach(START_BUTTON_PIN);
+    startButton.interval(DEBOUNCE_DELAY);
+
+    guessButton.attach(GUESS_BUTTON_PIN);
+    guessButton.interval(DEBOUNCE_DELAY);
+}
+
+void loop() {
+    handleGuessButton();
+    handleStartButton();
+}

oldstuff/arduino/msaqsg/ch03/DiceGame/Makefile

@@ -0,0 +1 @@
+../../../arduino.mk

oldstuff/arduino/msaqsg/ch03/DiceWithButton/DiceWithButton.ino

@@ -0,0 +1,32 @@
+const unsigned int LED_BIT0 = 10;
+const unsigned int LED_BIT1 = 11;
+const unsigned int LED_BIT2 = 12;
+const unsigned int BUTTON_PIN = 7;
+
+int currentValue = 0;
+int oldValue = 0;
+
+void outputResult(const long result) {
+    digitalWrite(LED_BIT0, result & B001);
+    digitalWrite(LED_BIT1, result & B010);
+    digitalWrite(LED_BIT2, result & B100);
+}
+
+void setup() {
+    pinMode(LED_BIT0, OUTPUT);
+    pinMode(LED_BIT1, OUTPUT);
+    pinMode(LED_BIT2, OUTPUT);
+    pinMode(BUTTON_PIN, INPUT);
+    randomSeed(analogRead(A0));
+}
+
+void loop() {
+    currentValue = digitalRead(BUTTON_PIN);
+
+    if (currentValue != oldValue && currentValue == HIGH) {
+        outputResult(random(1, 7));
+        delay(50);
+    }
+
+    oldValue = currentValue;
+}

oldstuff/arduino/msaqsg/ch03/DiceWithButton/Makefile

@@ -0,0 +1 @@
+../../../arduino.mk

oldstuff/arduino/msaqsg/ch03/MoreReliableSwitch/Makefile

@@ -0,0 +1 @@
+../../../arduino.mk

oldstuff/arduino/msaqsg/ch03/MoreReliableSwitch/MoreReliableSwitch.ino

@@ -0,0 +1,27 @@
+const unsigned int BUTTON_PIN = 7;
+const unsigned int LED_PIN = 13;
+
+int oldButtonState = LOW;
+int ledState = LOW;
+
+void setup() {
+    pinMode(LED_PIN, OUTPUT);
+    pinMode(BUTTON_PIN, INPUT);
+}
+
+void loop() {
+    const int CURRENT_BUTTON_STATE = digitalRead(BUTTON_PIN);
+
+    if (CURRENT_BUTTON_STATE != oldButtonState &&
+            CURRENT_BUTTON_STATE == HIGH) {
+        if (ledState == LOW) {
+            ledState = HIGH;
+        } else {
+            ledState = LOW;
+        }
+
+        digitalWrite(LED_PIN, ledState);
+    }
+
+    oldButtonState = CURRENT_BUTTON_STATE;
+}

oldstuff/arduino/msaqsg/ch03/SimpleButton/Makefile

@@ -0,0 +1 @@
+../../../arduino.mk

oldstuff/arduino/msaqsg/ch03/SimpleButton/SimpleButton.ino

@@ -0,0 +1,17 @@
+const unsigned int BUTTON_PIN = 7;
+const unsigned int LED_PIN = 13;
+
+void setup() {
+    pinMode(LED_PIN, OUTPUT);
+    pinMode(BUTTON_PIN, INPUT);
+}
+
+void loop() {
+    const int BUTTON_STATE = digitalRead(BUTTON_PIN);
+
+    if (BUTTON_STATE == HIGH) {
+        digitalWrite(LED_PIN, HIGH);
+    } else {
+        digitalWrite(LED_PIN, LOW);
+    }
+}

oldstuff/arduino/msaqsg/ch03/UnreliableSwitch/Makefile

@@ -0,0 +1 @@
+../../../arduino.mk

oldstuff/arduino/msaqsg/ch03/UnreliableSwitch/UnreliableSwitch.ino

@@ -0,0 +1,21 @@
+const unsigned int BUTTON_PIN = 7;
+const unsigned int LED_PIN = 13;
+
+int ledState = LOW;
+
+void setup() {
+    pinMode(LED_PIN, OUTPUT);
+    pinMode(BUTTON_PIN, INPUT);
+}
+
+void loop() {
+    const int CURRENT_BUTTON_STATE = digitalRead(BUTTON_PIN);
+
+    if (CURRENT_BUTTON_STATE == HIGH) {
+        ledState = HIGH;
+    } else {
+        ledState = LOW;
+    }
+
+    digitalWrite(LED_PIN, ledState);
+}