Requested changes take 1

ports/atmel-samd/boards/hallowing_m0_express/board.c

@@ -110,7 +110,8 @@ void board_init(void) {
         false, // data_as_commands
         true, // auto_refresh
         60, // native_frames_per_second
-        true); // backlight_on_high
+        true, // backlight_on_high
+        false); // not SH1107
 }
 
 bool board_requests_safe_mode(void) {

ports/atmel-samd/boards/hallowing_m4_express/board.c

@@ -91,7 +91,8 @@ void board_init(void) {
         false, // data_as_commands
         true, // auto_refresh
         60, // native_frames_per_second
-        true); // backlight_on_high
+        true, // backlight_on_high
+        false); // not SH1107
 }
 
 bool board_requests_safe_mode(void) {

ports/atmel-samd/boards/monster_m4sk/board.c

@@ -92,7 +92,8 @@ void board_init(void) {
         false, // data_as_commands
         true, // auto_refresh
         60, // native_frames_per_second
-        true); // backlight_on_high
+        true, // backlight_on_high
+        false); // SH1107_addressing
 }
 
 bool board_requests_safe_mode(void) {

ports/atmel-samd/boards/pewpew_m4/board.c

@@ -143,7 +143,8 @@ void board_init(void) {
         false, // data_as_commands
         false, // auto_refresh
         20, // native_frames_per_second
-        true); // backlight_on_high
+        true, // backlight_on_high
+        false); // SH1107_addressing
 }
 
 bool board_requests_safe_mode(void) {

ports/atmel-samd/boards/pybadge/board.c

@@ -114,7 +114,8 @@ void board_init(void) {
         false, // data_as_commands
         true, // auto_refresh
         60, // native_frames_per_second
-        true); // backlight_on_high
+        true, // backlight_on_high
+        false); // SH1107_addressing
 }
 
 bool board_requests_safe_mode(void) {

ports/atmel-samd/boards/pybadge_airlift/board.c

@@ -92,7 +92,8 @@ void board_init(void) {
         false, // data_as_commands
         true, // auto_refresh
         60, // native_frames_per_second
-        true); // backlight_on_high
+        true, // backlight_on_high
+        false); // SH1107_addressing
 }
 
 bool board_requests_safe_mode(void) {

ports/atmel-samd/boards/pygamer/board.c

@@ -114,7 +114,8 @@ void board_init(void) {
         false, // data_as_commands
         true, // auto_refresh
         60, // native_frames_per_second
-        true); // backlight_on_high
+        true, // backlight_on_high
+        false); // SH1107_addressing
 }
 
 bool board_requests_safe_mode(void) {

ports/atmel-samd/boards/pygamer_advance/board.c

@@ -92,7 +92,8 @@ void board_init(void) {
         false, // data_as_commands
         true, // auto_refresh
         60, // native_frames_per_second
-        true); // backlight_on_high
+        true, // backlight_on_high
+        false); // SH1107_addressing
 }
 
 bool board_requests_safe_mode(void) {

ports/atmel-samd/boards/pyportal/board.c

@@ -100,7 +100,8 @@ void board_init(void) {
         false, // data_as_commands
         true, // auto_refresh
         60, // native_frames_per_second
-        true); // backlight_on_high
+        true, // backlight_on_high
+        false); // SH1107_addressing
 }
 
 bool board_requests_safe_mode(void) {

ports/atmel-samd/boards/pyportal_titano/board.c

@@ -117,7 +117,8 @@ void board_init(void) {
         false, // data_as_commands
         true, // auto_refresh
         60, // native_frames_per_second
-        true); // backlight_on_high
+        true, // backlight_on_high
+        false); // SH1107_addressing
 }
 
 bool board_requests_safe_mode(void) {

ports/atmel-samd/boards/seeeduino_wio_terminal/board.c

@@ -105,7 +105,8 @@ void board_init(void) {
         false, // data_as_commands
         true, // auto_refresh
         60, // native_frames_per_second
-        true); // backlight_on_high
+        true, // backlight_on_high
+        false); // SH1107_addressing
 }
 
 bool board_requests_safe_mode(void) {

ports/nrf/boards/clue_nrf52840_express/board.c

@@ -91,7 +91,8 @@ void board_init(void) {
         false, // data_as_commands
         true, // auto_refresh
         60, // native_frames_per_second
-        true); // backlight_on_high
+        true, // backlight_on_high
+        false); // not SH1107
 }
 
 bool board_requests_safe_mode(void) {

ports/nrf/boards/hiibot_bluefi/board.c

@@ -92,7 +92,8 @@ void board_init(void) {
         false, // data_as_commands
         true, // auto_refresh
         60, // native_frames_per_second
-        true); // backlight_on_high
+        true, // backlight_on_high
+        false); // SH1107_addressing
 }
 
 bool board_requests_safe_mode(void) {

ports/nrf/boards/makerdiary_nrf52840_m2_devkit/board.c

@@ -92,7 +92,8 @@ void board_init(void) {
         false, // data_as_commands
         true, // auto_refresh
         60, // native_frames_per_second
-        true); // backlight_on_high
+        true, // backlight_on_high
+        false); // SH1107_addressing
 }
 
 bool board_requests_safe_mode(void) {

ports/nrf/boards/ohs2020_badge/board.c

@@ -91,7 +91,8 @@ void board_init(void) {
         false, // data_as_commands
         true, // auto_refresh
         60, // native_frames_per_second
-        false); // backlight_on_high
+        false, // backlight_on_high
+        false); // SH1107_addressing
 }
 
 bool board_requests_safe_mode(void) {

ports/stm/boards/meowbit_v121/board.c

@@ -111,7 +111,8 @@ void board_init(void) {
         false, // data_as_commands
         true, // auto_refresh
         60, // native_frames_per_second
-        true); // backlight_on_high
+        true, // backlight_on_high
+        false); // SH1107_addressing
 }
 
 bool board_requests_safe_mode(void) {

shared-module/displayio/Display.c

@@ -252,14 +252,8 @@ STATIC bool _refresh_area(displayio_display_obj_t* self, const displayio_area_t*
     //      write one single row at a time
     if (self->SH1107_addressing) {
         subrectangles = rows_per_buffer;  // vertical (column mode) write each separately (height times)
-    }
-
-    // Skip this recalculation of subrectangles if SH1107 (each subrectangle is a single row)
-    // [mdroberts1243] I am worried/confused about the pixels_in_byte_share_row calculation though
-    //       since it makes sense to be on a byte boundary (actually a page boundary too)
-    //       seems to work as is though.
-    if ((displayio_area_size(&clipped) > buffer_size * pixels_per_word)
-                    && (!self->SH1107_addressing)) {
+        rows_per_buffer = 1;
+    } else if (displayio_area_size(&clipped) > buffer_size * pixels_per_word) {
         rows_per_buffer = buffer_size * pixels_per_word / displayio_area_width(&clipped);
         if (rows_per_buffer == 0) {
             rows_per_buffer = 1;
@@ -297,18 +291,13 @@ STATIC bool _refresh_area(displayio_display_obj_t* self, const displayio_area_t*
             .y2 = clipped.y1 + rows_per_buffer * (j + 1)
         };
         if (self->SH1107_addressing) {
-                // one row only for SH1107 in vertical (column) mode
-                subrectangle.y1 = clipped.y1 + j;
-                subrectangle.y2 = clipped.y1 + (j + 1);
-            };
-        if ((remaining_rows < rows_per_buffer) && (!self->SH1107_addressing)) {
+            // one row only for SH1107 in vertical (column) mode
+            subrectangle.y1 = clipped.y1 + j;
+            subrectangle.y2 = clipped.y1 + (j + 1);
+        } else if (remaining_rows < rows_per_buffer) {
             subrectangle.y2 = subrectangle.y1 + remaining_rows;
         }
-        if (self->SH1107_addressing) {
-            remaining_rows -= 1;
-        } else {
-            remaining_rows -= rows_per_buffer;
-        }
+        remaining_rows -= rows_per_buffer;
 
         displayio_display_core_set_region_to_update(&self->core, self->set_column_command, 
               self->set_row_command, NO_COMMAND, NO_COMMAND, self->data_as_commands, false, 

shared-module/displayio/display_core.c

@@ -41,7 +41,7 @@
 #include <string.h>
 
 #define DISPLAYIO_CORE_DEBUG(...) (void)0
-//#define DISPLAYIO_CORE_DEBUG(...) mp_printf(&mp_plat_print __VA_OPT__(,) __VA_ARGS__)
+// #define DISPLAYIO_CORE_DEBUG(...) mp_printf(&mp_plat_print __VA_OPT__(,) __VA_ARGS__)
 
 void displayio_display_core_construct(displayio_display_core_t* self,
         mp_obj_t bus, uint16_t width, uint16_t height, uint16_t ram_width, uint16_t ram_height, int16_t colstart, int16_t rowstart, uint16_t rotation,
@@ -322,7 +322,7 @@ void displayio_display_core_start_refresh(displayio_display_core_t* self) {
 
 void displayio_display_core_finish_refresh(displayio_display_core_t* self) {
     if (self->current_group != NULL) {
-//       DISPLAYIO_CORE_DEBUG("displayiocore group_finish_refresh\n");
+        DISPLAYIO_CORE_DEBUG("displayiocore group_finish_refresh\n");
         displayio_group_finish_refresh(self->current_group);
     }
     self->full_refresh = false;