+#define SECONDS_TO_CYCLES(x) ROUNDED_DIVIDE((x) * FRAMES_PER_SECOND, 8)
+#define CYCLES_TO_SECONDS(x) ROUNDED_DIVIDE((x) * 8, FRAMES_PER_SECOND)
+
+#define DISPLAY_TIME(x) ROUNDED_DIVIDE(x, FRAMES_PER_SECOND)
+
+#else
+
+#define DISPLAY_TIME(x) (((x) * 8 + 49) / 50)
+#endif