add ST7796 1.55" IPS LCD 320x360 display

Author: moononournation

examples/PDQgraphicstest/Arduino_GFX_display.h

@@ -156,6 +156,8 @@ Arduino_GFX *gfx = new Arduino_ILI9341(bus, TFT_RST, 0 /* rotation */, false /*
 // Arduino_GFX *gfx = new Arduino_ST7789(bus, TFT_RST, 0 /* rotation */, true /* IPS */, 135 /* width */, 240 /* height */, 52 /* col offset 1 */, 40 /* row offset 1 */, 53 /* col offset 2 */, 40 /* row offset 2 */);
 
 // ST7796 LCD
+// 1.55" IPS LCD 320x360
+// Arduino_GFX *gfx = new Arduino_ST7796(bus, TFT_RST, 3 /* rotation */, true /* IPS */, 320 /* width */, 360 /* height */, 0 /* col offset 1 */, 0 /* row offset 1 */, 0 /* col offset 2 */, 120 /* row offset 2 */);
 // 4" LCD 320x480
 // Arduino_GFX *gfx = new Arduino_ST7796(bus, TFT_RST, 0 /* rotation */);
 // 4" IPS LCD 320x480

src/display/Arduino_ST7796.cpp

@@ -46,6 +46,18 @@ void Arduino_ST7796::setRotation(uint8_t r)
   case 3:
     r = ST7796_MADCTL_MY | ST7796_MADCTL_MV | ST7796_MADCTL_BGR;
     break;
+  case 4:
+    r = ST7796_MADCTL_MX | ST7796_MADCTL_BGR;
+    break;
+  case 5:
+    r = ST7796_MADCTL_MX | ST7796_MADCTL_MY | ST7796_MADCTL_MV | ST7796_MADCTL_BGR;
+    break;
+  case 6:
+    r = ST7796_MADCTL_MY | ST7796_MADCTL_BGR;
+    break;
+  case 7:
+    r = ST7796_MADCTL_MV | ST7796_MADCTL_BGR;
+    break;
   default: // case 0:
     r = ST7796_MADCTL_BGR;
     break;