Merge pull request 'Update develop. Ready for pre-release v0.4' (#49) from dev into master

Reviewed-on: #49

stm-firmware/sd.c

@@ -37,7 +37,8 @@ bool mount_sd_card_if_avail(FATFS *fs)
 		memset(fs, 0, sizeof(FATFS));
 		sdio_stop_clk();
 		inserted_counter = 0;
-		return false;
+		sd_card_mounted_state = false;
+		goto ret;
 	}
 
 	if (!sdio_check_inserted() && inserted_counter < 255)
@@ -48,12 +49,13 @@ bool mount_sd_card_if_avail(FATFS *fs)
 		res = f_mount(fs, "0:/", 1);
 		if (res == FR_OK) {
 			led_set(1, 1);
-			return true;
+			sd_card_mounted_state = true;
 		} else {
-			return false;
+			sd_card_mounted_state = false;
 		}
 	}
 
+ret:
 	return sd_card_mounted_state;
 }
 

stm-firmware/ui/gui.c

@@ -790,7 +790,6 @@ static void gui_menu_root_entry(struct lcd_menu *menu, enum menu_entry_func_entr
 	if (entry_type != MENU_ENTRY_CONTINUE) {
 		menu_changed = true;
 		menu_display_clear(menu);
-		update_display_buffer(0, sd_card_is_mounted() ? "Main Menu [SD]" : "Main Menu [--]");
 		menu_ack_rotary_delta(menu);
 		if (entry_type == MENU_ENTRY_FIRST_ENTER) {
 			list.entry_names = root_entry_names;
@@ -801,6 +800,8 @@ static void gui_menu_root_entry(struct lcd_menu *menu, enum menu_entry_func_entr
 		}
 	}
 
+	update_display_buffer(0, sd_card_is_mounted() ? "Main Menu [SD]" : "Main Menu [--]");
+
 	push_button = menu_get_button_state(menu);
 	rot_delta = menu_get_rotary_delta(menu);