// Test for LCD board with t6234 driver chip
// version 1.1

#include <LiquidCrystal_t6a34.h>

// initialize the library by associating any needed LCD interface pin
// with the arduino pin number it is connected to
const int sid = 8, clk = 9; //clk needs to be a PWM capable pin associate with the timer used
LiquidCrystal lcd(sid, clk);

int l;
int rows = 2;    // 20x1 display, addressed as 2 lines of 10 characters
int cols = 10;

byte smiley[8] = {
  B00000,
  B00000,
  B10001,
  B00000,
  B00000,
  B10001,
  B01110,
  B00000,
};

byte one[8] = {
  B00000,
  B00000,
  B00000,
  B00100,
  B00000,
  B00000,
  B00000,
  B00000,
};
byte two[8] = {
  B00000,
  B00000,
  B01110,
  B01110,
  B01110,
  B00000,
  B00000,
  B00000,
};
byte three[8] = {
  B00000,
  B11111,
  B11111,
  B11111,
  B11111,
  B11111,
  B00000,
  B00000,
};
byte four[8] = {
  B11111,
  B11111,
  B11111,
  B11111,
  B11111,
  B11111,
  B11111,
  B11111,
};

byte five[8] = {
  B11111,
  B11111,
  B11111,
  B11011,
  B11111,
  B11111,
  B11111,
  B11111,
};
byte six[8] = {
  B11111,
  B11111,
  B10001,
  B10001,
  B10001,
  B11111,
  B11111,
  B11111,
};
byte seven[8] = {
  B11111,
  B10001,
  B10001,
  B10001,
  B10001,
  B10001,
  B11111,
  B11111,
};

void setup() {

  l = 0;
  lcd.begin(rows, cols);
  // set up the LCD's number of columns and rows:
  lcd.begin(rows, cols);
  delay(2);
  lcd.clear();
  delay(2);
  // Print a message to the LCD.
  lcd.print("LCD Test2");
  delay(2000);
  //for (int i=0; i<10000; i++) {};
  
  lcd.clear();
  delay(2);
  lcd.print("r=");
  lcd.print(rows);
  lcd.print(",c=");
  lcd.print(cols);
 
  delay(2000);
  lcd.clear();
   
  lcd.createChar(0, smiley);
  lcd.createChar(1, one);
  lcd.createChar(2, two);
  lcd.createChar(3, three);
  lcd.createChar(4, four);
  lcd.createChar(5, five);
  lcd.createChar(6, six);
  lcd.createChar(7, seven);

  
/*  
  for (int i = 0; i < 25600; i++) {
    for (int j = 0; j < 256; j++) {
      lcd.setCursor(0,0);
      lcd.print(j);
      lcd.setCursor(0,1);
      lcd.write(j);
      delay(300);
    }
  }
*/
/*
  lcd.setCursor(0,0);
  for (int k = 0; k < rows; k++) {
    lcd.setCursor(0,k);
    for (int j = 0; j < cols; j++) {
      lcd.write(255);
    }
  }
  delay(2000);
*/
}

void loop() {
  
  /*
  lcd.clear();
  //set the display to automatically scroll:
  //lcd.autoscroll();
  //lcd.leftToRight();
  //  lcd.rightToLeft();

  //move the display one segment to the right
  for (int i = 33; i < 129; i++) {
    lcd.scrollDisplayRight();
    lcd.write( i );
    delay(500);
  }
  */
  
  lcd.setLeds(LED2);
  delay(1000);
  lcd.setLeds(LED3);
  delay(1000);
  lcd.setLeds(LED4);
  delay(1000);
  lcd.setLeds(LED6);
  delay(1000);
  lcd.setLeds(LED2 | LED3 | LED4 | LED6);
  delay(1000);
  

  for (int k = 0; k < rows; k++) {
    for (int j = 0; j < cols; j++) {
      for (int i = 1; i < 5; i++) {
        lcd.setCursor(j, k);
        lcd.write( i );
        delay(50);
      }
      lcd.setCursor(j, k);
      lcd.write(32);
      delay(0);
      lcd.setCursor(j, k);
      lcd.write(l);
      l++;
//    if (l == 128) l = 161;
      if (l > 255) {
        l = 0;
        break;
      }
    }
    if (k==1) delay(2000);

    if (k>1) delay(10000);
    
    lcd.setCursor(1, 1);

  }
  //lcd.clear();
  
  delay(100);

}