IO: Update I2CScreen example

gohai · gohai · commit cde0859b06d7 · 2017-04-03T18:18:46.000+02:00
Hardcode i2c interface, add background, fix indentation
diff --git a/java/libraries/io/examples/I2CScreen/I2CScreen.pde b/java/libraries/io/examples/I2CScreen/I2CScreen.pde
@@ -8,11 +8,14 @@ void setup() {
 
   // the display can be set to one of these two addresses: 0x3c (default) or 0x3d
   // (they might be listed as 0x7a and 0x7b on the circuit board)
-  oled = new SSD1306(I2C.list()[0], 0x3c);
+
+  // you might need to use a different interface on other SBCs
+  oled = new SSD1306("i2c-1", 0x3c);
 }
 
 void draw() {
-	line(0, 0, 127, 63);
-	line(0, 63, 127, 0);
-	oled.sendImage(get());
+  background(255);
+  line(0, 0, 127, 63);
+  line(0, 63, 127, 0);
+  oled.sendImage(get());
 }
