mirror of https://github.com/nealey/puzzle-box.git
128 lines
2.6 KiB
C++
128 lines
2.6 KiB
C++
#include <Arduino.h>
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#line 1 "/home/neale/Arduino/puzzle_box/puzzle_box.ino"
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#include <SPI.h>
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#include <Adafruit_GFX.h>
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#include <Adafruit_PCD8544.h>
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#include <Fonts/FreeSerif9pt7b.h>
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#include <FastLED.h>
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#include "morse.h"
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#include "pulse.h"
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#include "riddler.h"
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// WS2812 LEDs
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#define LEDS_PIN 1
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#define NUM_LEDS 2
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CRGB leds[NUM_LEDS];
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// Laser
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#define LASER_PIN 0
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// Photoresistor
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#define PHOTO_PIN A0
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// Piezo buzzer
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#define BUZZER_PIN 11
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// Display pin connections. LED needs to be PWM capable.
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#define DISPLAY_WIDTH 84
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#define DISPLAY_HEIGHT 48
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#define DISPLAY_SCE 4
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#define DISPLAY_RST 7
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#define DISPLAY_DC 8
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#define DISPLAY_LED 9
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Adafruit_PCD8544 display = Adafruit_PCD8544(DISPLAY_DC, DISPLAY_SCE, DISPLAY_RST);
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// Morse code stuff
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#define DIT_DURATION 100
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void setup() {
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FastLED.addLeds<WS2812, LEDS_PIN, GRB>(leds, NUM_LEDS);
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// Turn on backlight
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pinMode(DISPLAY_LED, OUTPUT);
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analogWrite(9, 64);
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// Turn on display
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display.begin();
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display.setContrast(30);
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display.clearDisplay();
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display.drawBitmap(
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(DISPLAY_WIDTH - riddler_width)/2,
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(DISPLAY_HEIGHT - riddler_height)/2,
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riddler_bits,
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riddler_width,
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riddler_height,
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0xffff
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);
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display.display();
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pinMode(LASER_PIN, OUTPUT);
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pinMode(PHOTO_PIN, INPUT);
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pinMode(BUZZER_PIN, OUTPUT);
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tone(BUZZER_PIN, 110);
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}
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CHSV loop_morse(Adafruit_PCD8544 *display) {
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static Pulse pulse = Pulse(DIT_DURATION);
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static MorseEncoder enc = MorseEncoder("CQ CQ KD7OQI");
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static uint16_t errors = 0;
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bool solved = false;
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int recv = analogRead(PHOTO_PIN);
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bool error = ((recv >= 512) != enc.Transmitting);
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CHSV color;
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if (solved) {
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color = CHSV(128, 40, 64);
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} else if (error) {
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++errors;
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color = CHSV(0, 255, recv>>2);
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} else {
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color = CHSV(128, 255, recv>>2);
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}
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if (! pulse.Tick()) {
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return color;
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}
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if (display) {
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display->clearDisplay();
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display->setFont();
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display->setCursor(0, 0);
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display->print("The Morse One");
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display->display();
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}
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if (enc.Tick()) {
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digitalWrite(LASER_PIN, enc.Transmitting);
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} else {
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// We've sent the whole thing
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if (errors < 500) {
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solved = true;
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}
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enc.SetText("HO HO HO ARK");
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enc.Quiet(30);
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errors = 0;
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}
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}
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void messageHappy() {
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display.clearDisplay();
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display.setFont(&FreeSerif9pt7b);
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display.setCursor(0, 12);
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display.print("Happy");
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display.setCursor(0, 29);
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display.print("Holiday,");
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display.setCursor(0, 46);
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display.print("Martin!");
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display.display();
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}
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void loop() {
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leds[0] = loop_morse(NULL);
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FastLED.show();
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}
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