Olá...
Adquiri recentemente esse lcd 5" SSD1936 com tft shield p/ arduino mega.....
estou tentando ver fotos do sd card no lcd......mas nada de conseguir, estou usando a biblioteca UTFT
// UTFT_Demo_800x480 (C)2012 Henning Karlsen
// web: http://www.henningkarlsen.com/electronics
//
// This program is a demo of how to use most of the functions
// of the library with a supported display modules.
//
// This demo was made for modules with a screen resolution
// of 800x480 pixels.
//
// This program requires the UTFT library.
//
#include <UTFT.h>
// Declare which fonts we will be using
extern uint8_t SmallFont[];
// Uncomment the next line for Arduino 2009/Uno
//UTFT myGLCD(ITDB43,19,18,17,16); // Remember to change the model parameter to suit your display module!
// Uncomment the next line for Arduino Mega
UTFT myGLCD(CTE50,38,39,40,41); // Remember to change the model parameter to suit your display module!
void setup()
{
randomSeed(analogRead(0));
// Setup the LCD
myGLCD.InitLCD();
myGLCD.setFont(SmallFont);
}
void loop()
{
int buf[798];
int x, x2;
int y, y2;
int r;
// Clear the screen and draw the frame
myGLCD.clrScr();
myGLCD.setColor(255, 0, 0);
myGLCD.fillRect(0, 0, 799, 13);
myGLCD.setColor(64, 64, 64);
myGLCD.fillRect(0, 466, 799, 479);
myGLCD.setColor(255, 255, 255);
myGLCD.setBackColor(255, 0, 0);
myGLCD.print("* Universal Color TFT Display Library *", CENTER, 1);
myGLCD.setBackColor(64, 64, 64);
myGLCD.setColor(255,255,0);
myGLCD.print("a href="http://electronics.henningkarlsen.com>">http://electronics.henningkarlsen.com>", CENTER, 467);
myGLCD.setColor(0, 0, 255);
myGLCD.drawRect(0, 14, 799, 465);
// Draw crosshairs
myGLCD.setColor(0, 0, 255);
myGLCD.setBackColor(0, 0, 0);
myGLCD.drawLine(399, 15, 399, 464);
myGLCD.drawLine(1, 239, 798, 239);
for (int i=9; i<790; i+=10)
myGLCD.drawLine(i, 237, i, 242);
for (int i=19; i<470; i+=10)
myGLCD.drawLine(397, i, 402, i);
// Draw sin-, cos- and tan-lines
myGLCD.setColor(0,255,255);
myGLCD.print("Sin", 5, 15);
for (int i=1; i<798; i++)
{
myGLCD.drawPixel(i,239+(sin(((i*1.13)*3.14)/180)*200));
}
myGLCD.setColor(255,0,0);
myGLCD.print("Cos", 5, 27);
for (int i=1; i<798; i++)
{
myGLCD.drawPixel(i,239+(cos(((i*1.13)*3.14)/180)*200));
}
myGLCD.setColor(255,255,0);
myGLCD.print("Tan", 5, 39);
for (int i=1; i<798; i++)
{
myGLCD.drawPixel(i,239+(tan(((i*0.9)*3.14)/180)));
}
delay(2000);
myGLCD.setColor(0,0,0);
myGLCD.fillRect(1,15,798,464);
myGLCD.setColor(0, 0, 255);
myGLCD.setBackColor(0, 0, 0);
myGLCD.drawLine(399, 15, 399, 464);
myGLCD.drawLine(1, 239, 798, 239);
// Draw a moving sinewave
x=1;
for (int i=1; i<(798*20); i++)
{
x++;
if (x==799)
x=1;
if (i>799)
{
if ((x==399)||(buf[x-1]==239))
myGLCD.setColor(0,0,255);
else
myGLCD.setColor(0,0,0);
myGLCD.drawPixel(x,buf[x-1]);
}
myGLCD.setColor(0,255,255);
y=239+(sin(((i*1.65)*3.14)/180)*(200-(i / 100)));
myGLCD.drawPixel(x,y);
buf[x-1]=y;
}
delay(2000);
myGLCD.setColor(0,0,0);
myGLCD.fillRect(1,15,798,464);
// Draw some random filled rectangles
for (int i=0; i<50; i++)
{
myGLCD.setColor(random(255), random(255), random(255));
x=2+random(746);
y=16+random(397);
x2=x+50;
y2=y+50;
myGLCD.fillRect(x, y, x2, y2);
}
delay(2000);
myGLCD.setColor(0,0,0);
myGLCD.fillRect(1,15,798,464);
// Draw some random filled, rounded rectangles
for (int i=0; i<50; i++)
{
myGLCD.setColor(random(255), random(255), random(255));
x=2+random(746);
y=16+random(397);
x2=x+50;
y2=y+50;
myGLCD.fillRoundRect(x, y, x2, y2);
}
delay(2000);
myGLCD.setColor(0,0,0);
myGLCD.fillRect(1,15,798,464);
// Draw some random filled circles
for (int i=0; i<50; i++)
{
myGLCD.setColor(random(255), random(255), random(255));
x=27+random(746);
y=41+random(397);
myGLCD.fillCircle(x, y, 25);
}
delay(2000);
myGLCD.setColor(0,0,0);
myGLCD.fillRect(1,15,798,464);
// Draw some lines in a pattern
myGLCD.setColor (255,0,0);
for (int i=15; i<463; i+=5)
{
myGLCD.drawLine(1, i, (i*1.66)-10, 463);
}
myGLCD.setColor (255,0,0);
for (int i=463; i>15; i-=5)
{
myGLCD.drawLine(798, i, (i*1.66)+30, 15);
}
myGLCD.setColor (0,255,255);
for (int i=463; i>15; i-=5)
{
myGLCD.drawLine(1, i, 770-(i*1.66), 15);
}
myGLCD.setColor (0,255,255);
for (int i=15; i<463; i+=5)
{
myGLCD.drawLine(798, i, 810-(i*1.66), 463);
}
delay(2000);
myGLCD.setColor(0,0,0);
myGLCD.fillRect(1,15,798,464);
// Draw some random circles
for (int i=0; i<250; i++)
{
myGLCD.setColor(random(255), random(255), random(255));
x=32+random(736);
y=45+random(386);
r=random(30);
myGLCD.drawCircle(x, y, r);
}
delay(2000);
myGLCD.setColor(0,0,0);
myGLCD.fillRect(1,15,798,464);
// Draw some random rectangles
for (int i=0; i<250; i++)
{
myGLCD.setColor(random(255), random(255), random(255));
x=2+random(796);
y=16+random(447);
x2=2+random(796);
y2=16+random(447);
myGLCD.drawRect(x, y, x2, y2);
}
delay(2000);
myGLCD.setColor(0,0,0);
myGLCD.fillRect(1,15,798,464);
// Draw some random rounded rectangles
for (int i=0; i<250; i++)
{
myGLCD.setColor(random(255), random(255), random(255));
x=2+random(796);
y=16+random(447);
x2=2+random(796);
y2=16+random(447);
myGLCD.drawRoundRect(x, y, x2, y2);
}
delay(2000);
myGLCD.setColor(0,0,0);
myGLCD.fillRect(1,15,798,464);
for (int i=0; i<250; i++)
{
myGLCD.setColor(random(255), random(255), random(255));
x=2+random(796);
y=16+random(447);
x2=2+random(796);
y2=16+random(447);
myGLCD.drawLine(x, y, x2, y2);
}
delay(2000);
myGLCD.setColor(0,0,0);
myGLCD.fillRect(1,15,798,464);
for (int i=0; i<10000; i++)
{
myGLCD.setColor(random(255), random(255), random(255));
myGLCD.drawPixel(2+random(796), 16+random(447));
}
delay(2000);
myGLCD.fillScr(0, 0, 255);
myGLCD.setColor(255, 0, 0);
myGLCD.fillRoundRect(320, 190, 479, 289);
myGLCD.setColor(255, 255, 255);
myGLCD.setBackColor(255, 0, 0);
myGLCD.print("That's it!", CENTER, 213);
myGLCD.print("Restarting in a", CENTER, 239);
myGLCD.print("few seconds...", CENTER, 252);
myGLCD.setColor(0, 255, 0);
myGLCD.setBackColor(0, 0, 255);
myGLCD.print("Runtime: (msecs)", CENTER, 450);
myGLCD.printNumI(millis(), CENTER, 465);
delay (10000);
}
-----------------------------------------------------------------
// Arduino SD image viewer
// Written by Stanley Huang <stanleyhuangyc@gmail.com>
//
// This program requires the UTFT library.
//
#include <UTFT.h>
#include <SD.h>
// Declare which fonts we will be using
extern uint8_t SmallFont[];
extern uint8_t BigFont[];
// for Arduino 2009/Uno
//UTFT myGLCD(ITDB28,19,18,17,16); // Remember to change the model parameter to suit your display module!
// for Arduino Mega
UTFT myGLCD(CTE50,38,39,40,41); // Remember to change the model parameter to suit your display module!
//#define SD_PIN 4
File root;
#define SCREEN_WIDTH 800
#define SCREEN_HEIGHT 480
void ShowMessage(const char* msg1, const char* msg2 = 0)
{
myGLCD.setColor(255, 0, 0);
myGLCD.fillRoundRect(50, 190, 270, 230);
myGLCD.setColor(255, 255, 255);
myGLCD.setBackColor(255, 0, 0);
myGLCD.print(msg1, CENTER, 196);
if (msg2) myGLCD.print(msg2, CENTER, 210);
}
void LoadImage(File& file)
{
for (int y = 0; y < SCREEN_HEIGHT && file.available(); y++) {
uint16_t buf[SCREEN_WIDTH];
for (int x = SCREEN_WIDTH - 1; x >= 0; x--) {
byte l = file.read();
byte h = file.read();
buf[x] = ((uint16_t)h 8) | l;
}
myGLCD.drawPixelLine(0, y, SCREEN_WIDTH, buf);
}
}
void WalkDirectory(File dir)
{
for (;;) {
File entry = dir.openNextFile();
if (! entry) {
// no more files
break;
}
if (entry.isDirectory()) {
WalkDirectory(entry);
} else {
ShowMessage("Loading image from SD card", entry.name());
LoadImage(entry);
}
entry.close();
// delay for a while between each image
delay(2000);
}
}
void setup()
{
// Setup the LCD
myGLCD.InitLCD();
myGLCD.setFont(SmallFont);
myGLCD.fillScr(0, 0, 255);
if (!SD.begin()) {
ShowMessage("SD not ready");
return;
}
delay(1000);
root = SD.open("/PICTURE");
WalkDirectory(root);
ShowMessage("That's the end of the show", "Press RESET to start over");
}
void loop()
{
}
Se alguém puder dar uma idéia....vlw
Tags:
Tenta Assim: No lugar do 'CTE50' você coloca o controlador da sua tela
UTFT myGLCD(CTE50,38,39,40,41); // Remember to change the model parameter to suit your display module!
Estou conseguindo com a biblioteca UTFT_tinyFAT, com as imagens em raw........em bmp nada.......já usei tanto CTE50 quanto SSD1963_800.....vlw pela resposta.
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