The PLL clock acquisition level from 0 - 15. Level 8 or higher is required for reliable operation. During the clock acquisition process, the Phase Lock Loop moves through 16 adjustment levels. Level 0 is the starting phase, with very coarse adjustments. Level 15 is the final phase, with very fine adjustment. Once level 8 has been reached, the acquired clock is highly accurate. This object is also referred to as the PWE Adaptive Clock Counter.