tft color test and text output

TFT-Display-HelloWorld/TFT-Display-HelloWorld.ino

@@ -0,0 +1,35 @@
+#include <Adafruit_GFX.h>
+#include <MCUFRIEND_kbv.h>
+MCUFRIEND_kbv tft;
+
+#define BLACK   0x0000
+#define BLUE    0x001F
+#define RED     0xF800
+#define GREEN   0x07E0
+#define YELLOW  0xFFE0
+#define WHITE   0xFFFF
+
+uint16_t colors[] = {WHITE, RED, GREEN, BLUE, YELLOW};
+int colorIndex = 0;
+
+int rotation = 0;
+
+void setup() {
+    uint16_t ID = tft.readID();
+    tft.begin(ID);
+}
+
+void loop() {
+    tft.setRotation(rotation);
+    tft.fillScreen(BLACK);
+    tft.setCursor(50, 50);
+    tft.setTextColor(colors[colorIndex]);
+    tft.setTextSize(3);
+    tft.println("TEXT");
+
+    delay(2000);
+
+    rotation = (rotation + 1) % 4;
+    int laenge = sizeof(colors) / sizeof(colors[0]);
+    colorIndex = (colorIndex + 1) % laenge;
+}