PicoGraphics: Add Presto.

micropython/modules/picographics/picographics.c

@@ -165,6 +165,7 @@ static const mp_map_elem_t picographics_globals_table[] = {
     { MP_ROM_QSTR(MP_QSTR_DISPLAY_SCROLL_PACK), MP_ROM_INT(DISPLAY_SCROLL_PACK) },
     { MP_ROM_QSTR(MP_QSTR_DISPLAY_PICO_W_EXPLORER), MP_ROM_INT(DISPLAY_PICO_W_EXPLORER) },
     { MP_ROM_QSTR(MP_QSTR_DISPLAY_EXPLORER), MP_ROM_INT(DISPLAY_EXPLORER) },
+    { MP_ROM_QSTR(MP_QSTR_DISPLAY_PRESTO), MP_ROM_INT(DISPLAY_PRESTO) },
 
     { MP_ROM_QSTR(MP_QSTR_PEN_1BIT), MP_ROM_INT(PEN_1BIT) },
     { MP_ROM_QSTR(MP_QSTR_PEN_P4), MP_ROM_INT(PEN_P4) },

micropython/modules/picographics/picographics.cpp

@@ -248,6 +248,13 @@ bool get_display_settings(PicoGraphicsDisplay display, int &width, int &height,
             if(rotate == -1) rotate = (int)Rotation::ROTATE_0;
             if(pen_type == -1) pen_type = PEN_RGB888;
             break;
+        case DISPLAY_PRESTO:
+            width = 240;
+            height = 240;
+            bus_type = BUS_PIO;
+            rotate = (int)Rotation::ROTATE_0;
+            pen_type = PEN_RGB565;
+            break;
         default:
             return false;
     }
@@ -388,7 +395,8 @@ mp_obj_t ModPicoGraphics_make_new(const mp_obj_type_t *type, size_t n_args, size
             || display == DISPLAY_COSMIC_UNICORN
             || display == DISPLAY_STELLAR_UNICORN
             || display == DISPLAY_UNICORN_PACK
-            || display == DISPLAY_SCROLL_PACK) {
+            || display == DISPLAY_SCROLL_PACK
+            || display == DISPLAY_PRESTO) {
         // Create a dummy display driver
         self->display = m_new_class(DisplayDriver, width, height, (Rotation)rotate);
 

micropython/modules/picographics/picographics.h

@@ -31,7 +31,8 @@ enum PicoGraphicsDisplay {
     DISPLAY_UNICORN_PACK,
     DISPLAY_SCROLL_PACK,
     DISPLAY_PICO_W_EXPLORER,
-    DISPLAY_EXPLORER
+    DISPLAY_EXPLORER,
+    DISPLAY_PRESTO
 };
 
 enum PicoGraphicsPenType {