diff --git a/ports/atmel-samd/boards/openbook_m4/board.c b/ports/atmel-samd/boards/openbook_m4/board.c
index 9c71ee5640..f0010f6d78 100644
--- a/ports/atmel-samd/boards/openbook_m4/board.c
+++ b/ports/atmel-samd/boards/openbook_m4/board.c
@@ -76,13 +76,13 @@ void board_init(void) {
         sizeof(start_sequence),
         stop_sequence,
         sizeof(stop_sequence),
-        400, // width
-        300, // height
-        400, // RAM width
-        300, // RAM height
+        300, // width
+        400, // height
+        300, // RAM width
+        400, // RAM height
         0, // colstart
         0, // rowstart
-        0, // rotation
+        270, // rotation
         NO_COMMAND, // set_column_window_command
         NO_COMMAND, // set_row_window_command
         NO_COMMAND, // set_current_column_command