HDSP-2492 (Hewlett Packard)

HDSP249x

Připojení k Arduinu

Pin HDSP-2492Název pinu HDSP-2492Pin Arduino
1NC–
2COLUMN 12
3COLUMN 12
4COLUMN 23
5COLUMN 23
6COLUMN 34
7COLUMN 34
8COLUMN 45
9COLUMN 45
10COLUMN 56
11COLUMN 56
12INT CONNECT–
13INT CONNECT–
14NC–
15NC–
16DATA OUT–
17DATA OUT–
18VB7
19VB7
20VCC+5V
21VCC+5V
22CLOCK8
23CLOCK8
24GROUNDGND
25GROUNDGND
26DATA IN9
27DATA IN9
28NC–

Zdrojový kód pro Arduino

const byte ascii_5x7[] = {
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0xF2, 0x00, 0x00,// !
  0x00, 0xE0, 0x00, 0xE0, 0x00,// "
  0x28, 0xFE, 0x28, 0xFE, 0x28,// #
  0x24, 0x54, 0xFE, 0x54, 0x48,// $
  0xC4, 0xC8, 0x10, 0x26, 0x46,// %
  0x6C, 0x92, 0xAA, 0x44, 0x0A,// &
  0x00, 0xA0, 0xC0, 0x00, 0x00,// 39
  0x00, 0x38, 0x44, 0x82, 0x00,// 40
  0x00, 0x82, 0x44, 0x38, 0x00,// 41
  0x28, 0x10, 0x7C, 0x10, 0x28,// *
  0x10, 0x10, 0x7C, 0x10, 0x10,
  0x00, 0x0A, 0x0C, 0x00, 0x00,
  0x10, 0x10, 0x10, 0x10, 0x10,
  0x00, 0x06, 0x06, 0x00, 0x00,
  0x04, 0x08, 0x10, 0x20, 0x40,
  0x7C, 0x8A, 0x92, 0xA2, 0x7C,//48 0
  0x00, 0x42, 0xFE, 0x02, 0x00,//49 1
  0x42, 0x86, 0x8A, 0x92, 0x62,//50 2
  0x84, 0x82, 0xA2, 0xD2, 0x8C,
  0x18, 0x28, 0x48, 0xFE, 0x08,
  0xE4, 0xA2, 0xA2, 0xA2, 0x9C,
  0x3C, 0x52, 0x92, 0x92, 0x0C,
  0x80, 0x8E, 0x90, 0xA0, 0xC0,
  0x6C, 0x92, 0x92, 0x92, 0x6C,
  0x60, 0x92, 0x92, 0x94, 0x78,
  0x00, 0x6C, 0x6C, 0x00, 0x00,
  0x00, 0x6A, 0x6C, 0x00, 0x00,
  0x10, 0x28, 0x44, 0x82, 0x00,
  0x28, 0x28, 0x28, 0x28, 0x28,
  0x00, 0x82, 0x44, 0x28, 0x10,
  0x40, 0x80, 0x8A, 0x90, 0x60,
  0x4C, 0x92, 0x9E, 0x82, 0x7C,
  0x7E, 0x88, 0x88, 0x88, 0x7E,//65 A
  0xFE, 0x92, 0x92, 0x92, 0x6C,
  0x7C, 0x82, 0x82, 0x82, 0x44,
  0xFE, 0x82, 0x82, 0x44, 0x38,
  0xFE, 0x92, 0x92, 0x92, 0x82,
  0xFE, 0x90, 0x90, 0x90, 0x80,// 70
  0x7C, 0x82, 0x92, 0x92, 0x5E,
  0xFE, 0x10, 0x10, 0x10, 0xFE,
  0x00, 0x82, 0xFE, 0x82, 0x00,
  0x04, 0x02, 0x82, 0xFC, 0x80,
  0xFE, 0x10, 0x28, 0x44, 0x82,
  0xFE, 0x02, 0x02, 0x02, 0x02,
  0xFE, 0x40, 0x30, 0x40, 0xFE,
  0xFE, 0x20, 0x10, 0x08, 0xFE,
  0x7C, 0x82, 0x82, 0x82, 0x7C,
  0xFE, 0x90, 0x90, 0x90, 0x60,// P
  0x7C, 0x82, 0x8A, 0x84, 0x7A,
  0xFE, 0x90, 0x98, 0x94, 0x62,
  0x62, 0x92, 0x92, 0x92, 0x8C,
  0x80, 0x80, 0xFE, 0x80, 0x80,
  0xFC, 0x02, 0x02, 0x02, 0xFC,
  0xF8, 0x04, 0x02, 0x04, 0xF8,
  0xFC, 0x02, 0x0C, 0x02, 0xFC,
  0xC6, 0x28, 0x10, 0x28, 0xC6,
  0xE0, 0x10, 0x0E, 0x10, 0xE0,
  0x86, 0x8A, 0x92, 0xA2, 0xC2,
  0x00, 0xFE, 0x82, 0x82, 0x00,
  0x40, 0x20, 0x10, 0x08, 0x04,
  0x00, 0x82, 0x82, 0xFE, 0x00,
  0x20, 0x40, 0x80, 0x40, 0x20,
  0x02, 0x02, 0x02, 0x02, 0x02,
  0x00, 0x80, 0x40, 0x20, 0x00,
  0x04, 0x2A, 0x2A, 0x2A, 0x1E,
  0xFE, 0x12, 0x12, 0x12, 0x0C,
  0x1C, 0x22, 0x22, 0x22, 0x22,
  0x0C, 0x12, 0x12, 0x12, 0xFE,// 100 d
  0x1C, 0x2A, 0x2A, 0x2A, 0x1A,// 101 e
  0x00, 0x10, 0x7E, 0x90, 0x40,
  0x12, 0x2A, 0x2A, 0x2A, 0x3C,
  0xFE, 0x10, 0x10, 0x10, 0x0E,
  0x00, 0x00, 0x5E, 0x00, 0x00,
  0x04, 0x02, 0x02, 0xBC, 0x00,
  0x00, 0xFE, 0x08, 0x14, 0x22,
  0x00, 0x82, 0xFE, 0x02, 0x00,
  0x3E, 0x20, 0x1C, 0x20, 0x3E,
  0x3E, 0x10, 0x20, 0x20, 0x1E,
  0x1C, 0x22, 0x22, 0x22, 0x1C,
  0x3E, 0x28, 0x28, 0x28, 0x10,
  0x10, 0x28, 0x28, 0x28, 0x3E,
  0x3E, 0x10, 0x20, 0x20, 0x10,
  0x12, 0x2A, 0x2A, 0x2A, 0x24,
  0x20, 0x20, 0xFC, 0x22, 0x24,
  0x3C, 0x02, 0x02, 0x02, 0x3C,
  0x38, 0x04, 0x02, 0x04, 0x38,
  0x3C, 0x02, 0x0C, 0x02, 0x3C,// x
  0x22, 0x14, 0x08, 0x14, 0x22,// y
  0x20, 0x12, 0x0C, 0x10, 0x20,// z
  0x22, 0x26, 0x2A, 0x32, 0x22,//123 {
  0x00, 0x10, 0x6C, 0x82, 0x82,//124 |
  0x00, 0x00, 0xEE, 0x00, 0x00,//125 }
  0x82, 0x82, 0x6C, 0x10, 0x00,
  0x20, 0x40, 0x40, 0x40, 0x80,
};

int column[] = {2,3,4,5,6}; 
int data = 9;   
int clock = 8;
int brightness = 1000; 
const int cntDisplays = 1;
int txtData[cntDisplays * 4 * 5]; // this is the array that store's what on the displays. 4 digits per display and 5 columns per digit.

void setup() {
  for (int i = 0; i < 5; i++) {
    pinMode(column[i], OUTPUT);
  }
  for (int i = 0; i < 5; i++) {
    digitalWrite(column[i], LOW);
  }
  pinMode(data, OUTPUT);
  pinMode(clock, OUTPUT);
  digitalWrite(data, LOW);
  digitalWrite(clock, HIGH);
}

void loop() {
  char PROGMEM scroll[]  = "*** HDSP-2492 DEMO *** MORE DISPLAYS ON CTVRTKY.INFO/SBIRKA-DISPLEJU-LED  ";
  scrollText(scroll, 50);
}

void writeDigit(int position, int ascii) {
  for (int i = 0; i < 5; i++) {
    txtData[(cntDisplays * 4 - position) * 5 + i] = ascii_5x7[ascii * 5 + i];
  }
}

void scrollText(String txt, long howSlow) {
  int leng = txt.length();
  for (int u = -cntDisplays * 4; u < leng; u++) { 
    for (int v = 0; v < cntDisplays * 4; v++) {
      if (( (u + v) >= 0 ) && ((u + v) < leng)) { 
        char oneChar = txt.charAt(u + v);
        writeDigit(v + 1, oneChar); 
      }
      else {
        writeDigit(v + 1, 32); 
      }
    }
    for (long teller = 0; teller < howSlow; teller++) {
      draw();
    }
  }
}

void writeText(String txtShow) {
  int tl = txtShow.length();
  int spacesNeeded = 4 * cntDisplays - tl;
  if (spacesNeeded < 0) {
    tl = 4 * cntDisplays;
  }
  else {
    for (int u = 0; u < spacesNeeded; u++) {
      txtShow.concat(" ");
    }
    tl = 4 * cntDisplays;
  }
  char txtShow_[tl];
  for (int vv = 0; vv < tl; vv++) {
    char tt = txtShow.charAt(tl - vv - 1);
    for (int i = 0; i < 5; i++) {
    }
  }
}

void draw() {
  for (int columnDisp = 0; columnDisp < 5; columnDisp++) { 
    for (int displayNr = 0; displayNr < cntDisplays; displayNr++) { 
      for (int digitNr = 0; digitNr < 4; digitNr++) { 
        for (int diodeNr = 0; diodeNr < 7; diodeNr++) { 
          digitalWrite(clock, HIGH);
          digitalWrite(data, txtData[columnDisp + 5 * (displayNr * 4 + digitNr) ] & (2 << diodeNr)); 
          digitalWrite(clock, LOW);
        }
      }
    }
    digitalWrite(column[columnDisp], HIGH);
    delayMicroseconds(brightness);
    digitalWrite(column[columnDisp], LOW);
  }
}
Zdrojový kód pro HDSP-2492Stáhnout

Demo video

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