m sure you ve seen analog clocks, digital clocks and maybe even binary clocks! Traditionally, analog clocks (or watches) display time by a continuous motion of two (hour, minute) or three (second) rotating pointers pointing to numbers arrayed on a circular dial. - m sure you ve seen analog clocks, digital clocks　and maybe even binary clocks! Traditionally, analog clocks (or watches) display time by a continuous motion of two (hour, minute) or three (second) rotating pointers pointing to numbers arrayed on a circular dial.