No let would Lit

This topic has 0 replies, 1 voice, and was last updated 8 years, 2 months ago by simon_schvartzman.

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October 16, 2016 at 2:11 pm #8503

simon_schvartzman

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NOTE: same as posted on ADAFRUIT forum

Hi, if I run the following scketch all leds will turn ON in sequence as expected

// testshapes demo for Adafruit RGBmatrixPanel library.
// Demonstrates the drawing abilities of the RGBmatrixPanel library.
// For 32x32 RGB LED matrix:
// http://www.adafruit.com/products/607

// Written by Limor Fried/Ladyada & Phil Burgess/PaintYourDragon
// for Adafruit Industries.
// BSD license, all text above must be included in any redistribution.

#include <Adafruit_GFX.h>   // Core graphics library
#include <RGBmatrixPanel.h> // Hardware-specific library

// If your 32x32 matrix has the SINGLE HEADER input,
// use this pinout:
#define CLK 8  // MUST be on PORTB! (Use pin 11 on Mega)
#define OE  9
#define LAT 10
#define A   A0
#define B   A1
#define C   A2
#define D   A3
// If your matrix has the DOUBLE HEADER input, use:
//#define CLK 8  // MUST be on PORTB! (Use pin 11 on Mega)
//#define LAT 9
//#define OE  10
//#define A   A3
//#define B   A2
//#define C   A1
//#define D   A0
RGBmatrixPanel matrix(A, B, C, D, CLK, LAT, OE, false);

char ledMatrix[32][32] = {{'0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0'},
{'0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0'},
{'0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0'},
{'0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0'},
{'0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0'},
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{'0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0'},
{'0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0'},
{'0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0'}};

void setup() 
{
   matrix.begin();
  
  for (int i = 0; i < 32; i = i + 1)
  {
    for (int j = 0; j < 32; j = j + 1)
    {
      matrix.drawPixel(i, j, matrix.Color333(0, 7, 0)); 
      delay (5);

      if (ledMatrix [i] [j] == '1' )
      {
        //matrix.drawPixel(i, j, matrix.Color333(7, 0, 0)); 
        //delay (5);
      }
      else
      {
        //matrix.drawPixel(i, j, matrix.Color333(0, 0, 7)); 
        //delay (5);
      }      
    } 
  }
}

void loop() {
  // do nothing
}

but If I run this one, no LED will turn ON, can’t find what I’m doing wrong (if anything…)

// testshapes demo for Adafruit RGBmatrixPanel library.
// Demonstrates the drawing abilities of the RGBmatrixPanel library.
// For 32x32 RGB LED matrix:
// http://www.adafruit.com/products/607

// Written by Limor Fried/Ladyada & Phil Burgess/PaintYourDragon
// for Adafruit Industries.
// BSD license, all text above must be included in any redistribution.

#include <Adafruit_GFX.h>   // Core graphics library
#include <RGBmatrixPanel.h> // Hardware-specific library

// If your 32x32 matrix has the SINGLE HEADER input,
// use this pinout:
#define CLK 8  // MUST be on PORTB! (Use pin 11 on Mega)
#define OE  9
#define LAT 10
#define A   A0
#define B   A1
#define C   A2
#define D   A3
// If your matrix has the DOUBLE HEADER input, use:
//#define CLK 8  // MUST be on PORTB! (Use pin 11 on Mega)
//#define LAT 9
//#define OE  10
//#define A   A3
//#define B   A2
//#define C   A1
//#define D   A0
RGBmatrixPanel matrix(A, B, C, D, CLK, LAT, OE, false);

char ledMatrix[32][32] = {{'0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0'},
{'0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0'},
{'0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0'},
{'0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0'},
{'0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0'},
{'0','0','0','0','0','1','1','1','1','1','1','1','0','1','1','0','0','1','0','1','1','1','1','1','1','1','0','0','0','0','0','0'},
{'0','0','0','0','0','1','0','0','0','0','0','1','0','0','1','0','0','1','0','1','0','0','0','0','0','1','0','0','0','0','0','0'},
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{'0','0','0','0','0','1','1','1','1','0','0','1','0','1','0','1','0','0','1','0','0','1','1','1','0','1','0','0','0','0','0','0'},
{'0','0','0','0','0','1','0','0','1','1','1','0','1','0','0','1','0','1','0','0','1','0','1','1','0','1','0','0','0','0','0','0'},
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{'0','0','0','0','0','0','1','1','0','1','0','1','0','0','1','1','1','0','1','0','0','1','1','0','1','0','0','0','0','0','0','0'},
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void setup() 
{
   matrix.begin();
  
  for (int i = 0; i < 32; i = i + 1)
  {
    for (int j = 0; j < 32; j = j + 1)
    {
      //matrix.drawPixel(i, j, matrix.Color333(0, 7, 0)); 
      delay (5);

      if (ledMatrix [i] [j] == '1' )
      {
        matrix.drawPixel(i, j, matrix.Color333(7, 0, 0)); 
        delay (5);
      }
      else
      {
        matrix.drawPixel(i, j, matrix.Color333(0, 0, 7)); 
        delay (5);
      }      
    } 
  }
}

void loop() {
  // do nothing
}

This topic was modified 8 years, 2 months ago by simon_schvartzman.

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