diff options
Diffstat (limited to 'libraries/TFT/examples/Arduino/TFTBitmapLogo')
| -rw-r--r-- | libraries/TFT/examples/Arduino/TFTBitmapLogo/TFTBitmapLogo.ino | 108 | ||||
| -rw-r--r-- | libraries/TFT/examples/Arduino/TFTBitmapLogo/arduino.bmp | bin | 0 -> 6966 bytes | 
2 files changed, 108 insertions, 0 deletions
diff --git a/libraries/TFT/examples/Arduino/TFTBitmapLogo/TFTBitmapLogo.ino b/libraries/TFT/examples/Arduino/TFTBitmapLogo/TFTBitmapLogo.ino new file mode 100644 index 0000000..da7a94d --- /dev/null +++ b/libraries/TFT/examples/Arduino/TFTBitmapLogo/TFTBitmapLogo.ino @@ -0,0 +1,108 @@ +/* + + Arduino TFT Bitmap Logo example +  + This example reads an image file from a micro-SD card + and draws it on the screen, at random locations. +  + In this sketch, the Arduino logo is read from a micro-SD card. + There is a .bmp file included with this sketch.  + - open the sketch folder (Ctrl-K or Cmd-K) + - copy the "arduino.bmp" file to a micro-SD + - put the SD into the SD slot of the Arduino TFT module. +  + This example code is in the public domain. +  + Created 19 April 2013 by Enrico Gueli +  + http://arduino.cc/en/Tutorial/TFTBitmapLogo +  + */ +  +// include the necessary libraries +#include <SPI.h> +#include <SD.h> +#include <TFT.h>  // Arduino LCD library + +// pin definition for the Uno +#define sd_cs  4 +#define lcd_cs 10 +#define dc     9 +#define rst    8   + +// pin definition for the Leonardo +//#define sd_cs  8 +//#define lcd_cs 7 +//#define dc     0 +//#define rst    1   + +TFT TFTscreen = TFT(lcd_cs, dc, rst); + +// this variable represents the image to be drawn on screen +PImage logo; + + +void setup() { +  // initialize the GLCD and show a message +  // asking the user to open the serial line +  TFTscreen.begin(); +  TFTscreen.background(255, 255, 255); + +  TFTscreen.stroke(0, 0, 255); +  TFTscreen.println(); +  TFTscreen.println("Arduino TFT Bitmap Example"); +  TFTscreen.stroke(0, 0, 0); +  TFTscreen.println("Open serial monitor"); +  TFTscreen.println("to run the sketch"); + +  // initialize the serial port: it will be used to  +  // print some diagnostic info   +  Serial.begin(9600); +  while (!Serial) { +    // wait for serial line to be ready +  } + +  // clear the GLCD screen before starting +  TFTscreen.background(255, 255, 255); +   +  // try to access the SD card. If that fails (e.g. +  // no card present), the setup process will stop. +  Serial.print("Initializing SD card..."); +  if (!SD.begin(sd_cs)) { +    Serial.println("failed!"); +    return; +  } +  Serial.println("OK!"); +   +  // initialize and clear the GLCD screen +  TFTscreen.begin(); +  TFTscreen.background(255, 255, 255); + +  // now that the SD card can be access, try to load the +  // image file. +  logo = TFTscreen.loadImage("arduino.bmp"); +  if (!logo.isValid()) { +    Serial.println("error while loading arduino.bmp"); +  } +} + +void loop() { +  // don't do anything if the image wasn't loaded correctly. +  if (logo.isValid() == false) { +    return; +  } +   +  Serial.println("drawing image"); + +  // get a random location where to draw the image. +  // To avoid the image to be draw outside the screen, +  // take into account the image size. +  int x = random(TFTscreen.width() - logo.width()); +  int y = random(TFTscreen.height() - logo.height()); + +  // draw the image to the screen +  TFTscreen.image(logo, x, y); + +  // wait a little bit before drawing again +  delay(1500); +} diff --git a/libraries/TFT/examples/Arduino/TFTBitmapLogo/arduino.bmp b/libraries/TFT/examples/Arduino/TFTBitmapLogo/arduino.bmp Binary files differnew file mode 100644 index 0000000..09c670a --- /dev/null +++ b/libraries/TFT/examples/Arduino/TFTBitmapLogo/arduino.bmp  | 
