diff --git a/shared-module/displayio/Display.c b/shared-module/displayio/Display.c
index 6d4acbe8c0..093604214d 100644
--- a/shared-module/displayio/Display.c
+++ b/shared-module/displayio/Display.c
@@ -65,7 +65,7 @@ void common_hal_displayio_display_construct(displayio_display_obj_t *self,
     }
     displayio_display_core_construct(&self->core, bus, width, height, ram_width, ram_height, colstart, rowstart, rotation,
         color_depth, grayscale, pixels_in_byte_share_row, bytes_per_cell, reverse_pixels_in_byte, reverse_bytes_in_word,
-        set_column_command, set_row_command, NO_COMMAND, NO_COMMAND, self->data_as_commands, false /* always_toggle_chip_select */,
+        set_column_command, set_row_command, NO_COMMAND, NO_COMMAND, data_as_commands, false /* always_toggle_chip_select */,
         SH1107_addressing && color_depth == 1, false /*address_little_endian */);
 
     self->write_ram_command = write_ram_command;
@@ -86,7 +86,7 @@ void common_hal_displayio_display_construct(displayio_display_obj_t *self,
         while (!displayio_display_core_begin_transaction(&self->core)) {
             RUN_BACKGROUND_TASKS;
         }
-        if (self->data_as_commands) {
+        if (self->core.data_as_commands) {
             uint8_t full_command[data_size + 1];
             full_command[0] = cmd[0];
             memcpy(full_command + 1, data, data_size);
@@ -185,7 +185,7 @@ bool common_hal_displayio_display_set_brightness(displayio_display_obj_t *self,
     } else if (self->brightness_command != NO_BRIGHTNESS_COMMAND) {
         ok = displayio_display_core_begin_transaction(&self->core);
         if (ok) {
-            if (self->data_as_commands) {
+            if (self->core.data_as_commands) {
                 uint8_t set_brightness[2] = {self->brightness_command, (uint8_t)(0xff * brightness)};
                 self->core.send(self->core.bus, DISPLAY_COMMAND, CHIP_SELECT_TOGGLE_EVERY_BYTE, set_brightness, 2);
             } else {
@@ -226,7 +226,7 @@ STATIC const displayio_area_t *_get_refresh_areas(displayio_display_obj_t *self)
 }
 
 STATIC void _send_pixels(displayio_display_obj_t *self, uint8_t *pixels, uint32_t length) {
-    if (!self->data_as_commands) {
+    if (!self->core.data_as_commands) {
         self->core.send(self->core.bus, DISPLAY_COMMAND, CHIP_SELECT_TOGGLE_EVERY_BYTE, &self->write_ram_command, 1);
     }
     self->core.send(self->core.bus, DISPLAY_DATA, CHIP_SELECT_UNTOUCHED, pixels, length);
@@ -247,7 +247,7 @@ STATIC bool _refresh_area(displayio_display_obj_t *self, const displayio_area_t
     uint16_t subrectangles = 1;
     // for SH1107 and other boundary constrained controllers
     //      write one single row at a time
-    if (self->SH1107_addressing) {
+    if (self->core.SH1107_addressing) {
         subrectangles = rows_per_buffer / 8;  // page addressing mode writes 8 rows at a time
         rows_per_buffer = 8;
     } else if (displayio_area_size(&clipped) > buffer_size * pixels_per_word) {
diff --git a/shared-module/displayio/Display.h b/shared-module/displayio/Display.h
index c60adc482f..e56aa87a5f 100644
--- a/shared-module/displayio/Display.h
+++ b/shared-module/displayio/Display.h
@@ -50,15 +50,10 @@ typedef struct {
     uint16_t brightness_command;
     uint16_t native_frames_per_second;
     uint16_t native_ms_per_frame;
-    uint8_t set_column_command;
-    uint8_t set_row_command;
     uint8_t write_ram_command;
     bool auto_refresh;
     bool first_manual_refresh;
-    bool data_as_commands;
     bool backlight_on_high;
-    // new quirk for sh1107
-    bool SH1107_addressing;
 } displayio_display_obj_t;
 
 void displayio_display_background(displayio_display_obj_t *self);