arduino/bomba-keypad/bomba-keypad.ino

   1 /*
   2  * PS2 pinout cinskej kabel: data cerveny (18), clock bily (19), 5V cerny, GND zluty
   3  */
   4
   5
   6 #include <ps2dev.h>
   7
   8 PS2dev keyboard(19, 18); //clock, data
   9
  10 #include <LedControl.h>
  11
  12 LedControl lc=LedControl(16,14,15,2); //datain, clk, load, number of chips
  13 unsigned char dispbuf[32];
  14
  15 #include <Keypad.h>
  16
  17 int keyledPin = 3;
  18
  19 const byte ROWS = 4; //four rows
  20 const byte COLS = 3; //four columns
  21 //define the cymbols on the buttons of the keypads
  22 char hexaKeys[ROWS][COLS] = {
  23   {'1','2','3'},
  24   {'4','5','6'},
  25   {'7','8','9'},
  26   {'*','0','#'}
  27 };
  28 byte rowPins[ROWS] = {10, 9, 8, 7}; //connect to the row pinouts of the keypad
  29 byte colPins[COLS] = {4, 5, 6}; //connect to the column pinouts of the keypad
  30
  31 //initialize an instance of class NewKeypad
  32 Keypad customKeypad = Keypad( makeKeymap(hexaKeys), rowPins, colPins, ROWS, COLS);
  33
  34 char scancodes[] = {0x45, 0x16, 0x1E, 0x26, 0x25, 0x2E, 0x36, 0x3D, 0x3E, 0x46, 0x7C, 0x7C}; //Scancodes for numbers 0-9, *, #
  35
  36 void cleardisp(char val) {
  37   for(int i = 0; i<8; i++) dispbuf[i] = val;
  38 }
  39
  40 void drawdisp(int shift) {
  41   lc.clearDisplay(0);
  42   for(int i = 0; i<8; i++) {
  43     if(shift) dispbuf[i] = dispbuf[i+1];
  44     if(dispbuf[i] != '_') lc.setDigit(0,7-i,dispbuf[i],false); //addr, digit, value, decimalpoint
  45   }
  46 }
  47
  48 void intro() {
  49   cleardisp('_');
  50   for(int i = 0; i<100; i++) {
  51     analogWrite(keyledPin, i);
  52     if(i >= 20*1) dispbuf[3] = dispbuf[4] = 0;
  53     if(i >= 20*2) dispbuf[2] = dispbuf[5] = 0;
  54     if(i >= 20*3) dispbuf[1] = dispbuf[6] = 0;
  55     if(i >= 20*4) dispbuf[0] = dispbuf[7] = 0;
  56     drawdisp(0);
  57     delay(20);
  58   }
  59 }
  60
  61 void outro() {
  62   cleardisp(0);
  63   for(int i = 100; i>=0; i--) {
  64     analogWrite(keyledPin, i);
  65     if(i <= 20*1) dispbuf[3] = dispbuf[4] = '_';
  66     if(i <= 20*2) dispbuf[2] = dispbuf[5] = '_';
  67     if(i <= 20*3) dispbuf[1] = dispbuf[6] = '_';
  68     if(i <= 20*4) dispbuf[0] = dispbuf[7] = '_';
  69     drawdisp(0);
  70     delay(20);
  71   }
  72 }
  73
  74
  75 void setup(){
  76   /*
  77    The MAX72XX is in power-saving mode on startup,
  78    we have to do a wakeup call
  79    */
  80   lc.shutdown(0,false);
  81   /* Set the brightness to a medium values */
  82   lc.setIntensity(0,15); //0 - 15
  83   /* and clear the display */
  84   lc.clearDisplay(0);
  85
  86   intro();
  87   cleardisp('_'); drawdisp(0);
  88
  89   // send the keyboard start up
  90   keyboard.keyboard_init();
  91
  92   Serial.begin(9600);
  93
  94
  95
  96   pinMode(LED_BUILTIN, OUTPUT);
  97 }
  98
  99 void loop(){
 100   unsigned char leds;
 101   if(keyboard.keyboard_handle(&leds)) {
 102     //Serial.print('LEDS');
 103     //Serial.print(leds, HEX);
 104     digitalWrite(LED_BUILTIN, leds);
 105   }
 106
 107   char customKey = customKeypad.getKey();
 108
 109   if (customKey){
 110     Serial.println(customKey);
 111     //analogWrite(keyledPin, random(0, 255));
 112     analogWrite(keyledPin, 255);
 113     unsigned char numkey = customKey-0x30;
 114     if(numkey < 10) {
 115       //Send PS2
 116       keyboard.keyboard_mkbrk(scancodes[numkey]);
 117
 118       //Single digit
 119       //lc.setDigit(0,7,numkey,false); //addr, digit, value, decimalpoint
 120
 121       //Scroll out display
 122       dispbuf[8] = numkey;
 123       drawdisp(1);
 124     }
 125   }
 126
 127   if (customKey == '*') {
 128     //Send PS2
 129     keyboard.keyboard_mkbrk(scancodes[10]);
 130
 131     //analogWrite(keyledPin, 0);
 132     outro();
 133
 134     cleardisp('_');
 135     drawdisp(0);
 136   }
 137
 138   if (customKey == '#') {
 139     keyboard.keyboard_mkbrk(0x5A); //enter
 140   }
 141 }