32x16 RGB LED Matrix Panel (6mm pitch) (แท้จาก DFRobot)

/***************************************************
*
* For 32x16 RGB LED matrix.
*
* @author lg.gang
* @version V1.0
* @date 2016-10-28
*
* GNU Lesser General Public License.
* See <http://www.gnu.org/licenses/> for details.
* All above must be included in any redistribution
* ****************************************************/

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

#define CLK 8 // MUST be on PORTB! (Use pin 11 on Mega)
#define LAT A3
#define OE 9
#define A A0
#define B A1
#define C A2
RGBmatrixPanel matrix(A, B, C, CLK, LAT, OE, false);

void setup() {
matrix.begin();
}

void loop() {

// draw a pixel in solid white
matrix.drawPixel(0, 0, matrix.Color333(7, 7, 7));
delay(500);

// fix the screen with green
matrix.fillRect(0, 0, 32, 16, matrix.Color333(0, 7, 0));
delay(500);

// draw a box in yellow
matrix.drawRect(0, 0, 32, 16, matrix.Color333(7, 7, 0));
delay(500);

// draw an 'X' in red
matrix.drawLine(0, 0, 31, 15, matrix.Color333(7, 0, 0));
matrix.drawLine(31, 0, 0, 15, matrix.Color333(7, 0, 0));
delay(500);

// draw a blue circle
matrix.drawCircle(7, 7, 7, matrix.Color333(0, 0, 7));
delay(500);

// fill a violet circle
matrix.fillCircle(23, 7, 7, matrix.Color333(7, 0, 7));
delay(500);

// fill the screen with 'black'
matrix.fillScreen(matrix.Color333(0, 0, 0));

// draw some text!
matrix.setCursor(1, 0); // start at top left, with one pixel of spacing
matrix.setTextSize(1); // size 1 == 8 pixels high

// print each letter with a rainbow color
matrix.setTextColor(matrix.Color333(7,0,0));
matrix.print('1');
matrix.setTextColor(matrix.Color333(7,4,0));
matrix.print('6');
matrix.setTextColor(matrix.Color333(7,7,0));
matrix.print('x');
matrix.setTextColor(matrix.Color333(4,7,0));
matrix.print('3');
matrix.setTextColor(matrix.Color333(0,7,0));
matrix.print('2');

matrix.setCursor(1, 9); // next line
matrix.setTextColor(matrix.Color333(0,7,7));
matrix.print('*');
matrix.setTextColor(matrix.Color333(0,4,7));
matrix.print('R');
matrix.setTextColor(matrix.Color333(0,0,7));
matrix.print('G');
matrix.setTextColor(matrix.Color333(4,0,7));
matrix.print('B');
matrix.setTextColor(matrix.Color333(7,0,4));
matrix.print("*");
delay(5000);
}

/***************************************************
*
* For 32x16 RGB LED matrix.
*
* @author lg.gang
* @version V1.0
* @date 2016-10-28
*
* GNU Lesser General Public License.
* See <http://www.gnu.org/licenses/> for details.
* All above must be included in any redistribution
* ****************************************************/

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

// Similar to F(), but for PROGMEM string pointers rather than literals
#define F2(progmem_ptr) (const __FlashStringHelper *)progmem_ptr

#define CLK 8 // MUST be on PORTB! (Use pin 11 on Mega)
#define LAT A3
#define OE 9
#define A A0
#define B A1
#define C A2
// Last parameter = 'true' enables double-buffering, for flicker-free,
// buttery smooth animation. Note that NOTHING WILL SHOW ON THE DISPLAY
// until the first call to swapBuffers(). This is normal.
RGBmatrixPanel matrix(A, B, C, CLK, LAT, OE, true);
// Double-buffered mode consumes nearly all the RAM available on the
// Arduino Uno -- only a handful of free bytes remain. Even the
// following string needs to go in PROGMEM:

const char str[] PROGMEM = "Welcome to DFrobot 32x16 RGB LED Matrix";
int textX = matrix.width(),
textMin = sizeof(str) * -12,
hue = 0;
int8_t ball[3][4] = {
{ 3, 0, 1, 1 }, // Initial X,Y pos & velocity for 3 bouncy balls
{ 17, 15, 1, -1 },
{ 27, 4, -1, 1 }
};
static const uint16_t PROGMEM ballcolor[3] = {
0x0080, // Green=1
0x0002, // Blue=1
0x1000 // Red=1
};

void setup() {
matrix.begin();
matrix.setTextWrap(false); // Allow text to run off right edge
matrix.setTextSize(2);
}

void loop() {
byte i;

// Clear background
matrix.fillScreen(0);

// Bounce three balls around
for(i=0; i<3; i++) {
// Draw 'ball'
matrix.fillCircle(ball[i][0], ball[i][1], 5, pgm_read_word(&ballcolor[i]));
// Update X, Y position
ball[i][0] += ball[i][2];
ball[i][1] += ball[i][3];
// Bounce off edges
if((ball[i][0] == 0) || (ball[i][0] == (matrix.width() - 1)))
ball[i][2] *= -1;
if((ball[i][1] == 0) || (ball[i][1] == (matrix.height() - 1)))
ball[i][3] *= -1;
}

// Draw big scrolly text on top
matrix.setTextColor(matrix.ColorHSV(hue, 255, 255, true));
matrix.setCursor(textX, 1);
matrix.print(F2(str));

// Move text left (w/wrap), increase hue
if((--textX) < textMin) textX = matrix.width();
hue += 7;
if(hue >= 1536) hue -= 1536;

// Update display
matrix.swapBuffers(false);
}