arduino/exit-rum/exit-rum.ino

   1 /*
   2  * Exit Rum
   3  * (c) Tomas 'Harvie' Mudrunka 2016
   4  */
   5
   6 #include <Wire.h>
   7 #include <LiquidCrystal_I2C.h>
   8 #include <TM1637Display.h>
   9
  10 #define TIMEOUT 300
  11 #define BEEP_FREQ 3000
  12 #define BEEP_LEN 50
  13
  14 #define P_NASLAP 12
  15 #define P_PIEZO 35
  16 #define P_RELAY_1 9
  17 #define P_RELAY_2 8
  18 #define P_LEDSEG_CLK 2
  19 #define P_LEDSEG_DIO 3
  20 #define P_LEDSTRIP 11
  21
  22 TM1637Display display(P_LEDSEG_CLK, P_LEDSEG_DIO);
  23 LiquidCrystal_I2C lcd(0x3F, 16, 2); //i2c addr, chars, lines
  24
  25 #define JBASE 38
  26 #define JCOUNT 16
  27
  28 #define J_A 0
  29 #define J_B 2
  30 #define J_C 4
  31 #define J_D 6
  32 #define J_E 8
  33 #define J_F 10
  34 #define J_G 12
  35 #define J_H 14
  36 #define J_1 1
  37 #define J_2 3
  38 #define J_3 5
  39 #define J_4 7
  40 #define J_5 9
  41 #define J_6 11
  42 #define J_7 13
  43 #define J_8 15
  44
  45 boolean jumpers_read[JCOUNT][JCOUNT] = {0}, jumpers_secret[JCOUNT][JCOUNT] = {0};
  46
  47 void jumper_store(int a, int b, boolean c) {
  48   jumpers_secret[min(a,b)][max(a,b)]=c;
  49 }
  50
  51 void sound(char sndpin, float freq, float duration) { //Play bit-bang sound
  52   if(duration<=0) return; if(freq<=0) { delay(duration); return; }
  53   freq=((1000000/2)/freq); //Convert freq to delay (us)
  54   duration*=1000; //Convert duration to us
  55   pinMode(sndpin, OUTPUT);
  56   for(;duration>0;duration-=2*freq) {
  57     digitalWrite(sndpin, HIGH); delayMicroseconds(freq);
  58     digitalWrite(sndpin, LOW);  delayMicroseconds(freq);
  59   }
  60   pinMode(sndpin, INPUT); //Close pin to avoid noise (optional)
  61 }
  62
  63 int check_jumpers() {
  64   int i, j, check = 0, fail = 0;
  65
  66   for(i=0;i<JCOUNT;i++) {
  67     pinMode(JBASE+i, OUTPUT);
  68     digitalWrite(JBASE+i, LOW);
  69     for(j=0;j<JCOUNT;j++) if(i<j) {
  70       pinMode(JBASE+j, INPUT_PULLUP);
  71       jumpers_read[i][j] = !digitalRead(JBASE+j);
  72       if(jumpers_read[i][j]) {
  73         check++;
  74         Serial.print(JBASE+i, DEC);
  75         Serial.print("->");
  76         Serial.print(JBASE+j, DEC);
  77         if(jumpers_secret[i][j]) {
  78           Serial.print("!");
  79         } else {
  80           fail++;
  81         }
  82         Serial.print(", ");
  83       }
  84     }
  85     pinMode(JBASE+i, INPUT_PULLUP);
  86   }
  87   Serial.println();
  88   check = fail ? -check : check;
  89   Serial.println(check, DEC);
  90   return check;
  91 }
  92
  93 void setup() {
  94   jumper_store(J_A, J_5, true);
  95   jumper_store(J_B, J_4, true);
  96   jumper_store(J_C, J_7, true);
  97   jumper_store(J_D, J_2, true);
  98   jumper_store(J_E, J_6, true);
  99   jumper_store(J_F, J_8, true);
 100   jumper_store(J_G, J_1, true);
 101   jumper_store(J_H, J_3, true);
 102
 103   pinMode(P_NASLAP, INPUT_PULLUP);
 104   pinMode(P_RELAY_1, OUTPUT);
 105   pinMode(P_RELAY_2, OUTPUT);
 106   pinMode(P_LEDSTRIP, OUTPUT);
 107
 108   Serial.begin(9600);
 109   lcd.begin();
 110 }
 111
 112 #define seconds_display(seconds) ((((seconds)/60)*100)+((seconds)%60))
 113
 114 // the loop function runs over and over again forever
 115 void loop() {
 116   Serial.println("Inicializace systemu...");
 117
 118   lcd.backlight();
 119   lcd.clear();
 120   lcd.print(" (c) SPOJE.NET");
 121   lcd.setCursor(0,1);
 122   lcd.print("Tomas@MudrunkaCZ");
 123
 124   display.setBrightness(0x0f);
 125   display.setColon(true);
 126   display.showNumberDec(2323);
 127
 128   delay(5000);
 129
 130   lcd.noDisplay();
 131   lcd.noBacklight();
 132   display.setBrightness(0x00);
 133
 134   display.setBrightness(0);
 135   display.showNumberDec(0);
 136
 137   analogWrite(P_LEDSTRIP, 0);
 138   digitalWrite(P_RELAY_1, HIGH);
 139   digitalWrite(P_RELAY_2, HIGH);
 140
 141   sound(P_PIEZO, BEEP_FREQ, BEEP_LEN);
 142   delay(BEEP_LEN);
 143   sound(P_PIEZO, BEEP_FREQ, BEEP_LEN);
 144   Serial.println("Cekam na aktivaci...");
 145   while(digitalRead(P_NASLAP));
 146
 147   Serial.println("Sekvence aktivovana!");
 148
 149   display.setBrightness(0x0f);
 150   for(int i=0;i<70;i++) {
 151     sound(P_PIEZO, random(500,10000), random(10,100));
 152     display.showNumberDec(random(1000,9999));
 153     analogWrite(P_LEDSTRIP, random(0,255));
 154   }
 155   sound(P_PIEZO, BEEP_FREQ, 2000);
 156
 157   Serial.println("Odpocet aktivovan!");
 158   int timer = TIMEOUT;
 159   while(check_jumpers() != 8) {
 160     Serial.print("Zbyva: ");
 161     Serial.print(timer, DEC);
 162     Serial.println(" sekund");
 163     if(timer <= 0) {
 164       digitalWrite(P_RELAY_1, LOW);
 165     }
 166     display.setColon(timer%2);
 167     display.showNumberDec(seconds_display(timer));
 168     analogWrite(P_LEDSTRIP, map(timer%5, 0, 4, 255, 10));
 169     digitalWrite(P_RELAY_2, timer%2);
 170     if(timer>0) {
 171       timer--;
 172       sound(P_PIEZO, BEEP_FREQ, BEEP_LEN);
 173       delay(1000-BEEP_LEN);
 174     } else {
 175       analogWrite(P_LEDSTRIP, random(0,255));
 176       sound(P_PIEZO, random(500,10000), random(100,1000));
 177     }
 178   }
 179
 180   Serial.println("Odpocet zastaven.");
 181   display.setColon(true);
 182   display.showNumberDec(seconds_display(timer));
 183   analogWrite(P_LEDSTRIP, 0);
 184   digitalWrite(P_RELAY_1, HIGH);
 185
 186   //Muhammad Ismáil Árifi
 187   lcd.clear();
 188   lcd.print("  Muhammad");
 189   lcd.setCursor(0,1);
 190   lcd.print("  Ismail Arifi");
 191   lcd.backlight();
 192   lcd.display();
 193
 194   Serial.println("Cekam na reset...");
 195   //while(digitalRead(P_NASLAP));
 196   while(check_jumpers() != 0) delay(1000);
 197 }