A.2. Clock signals

Table A.1 shows the clock and clock enable signals.

Table A.1. Clock and clock enable signals

SignalTypeDescription
CLKInput

Global clock.

CLKEN

Input

Global clock enable. This signal can only be asserted with all the processors in the MPCore device and L2 are in WFI mode, and both the ACE and ACP are idle.


See Clocking and resets for more information.

Copyright © 2011 ARM. All rights reserved.ARM DDI 0438D
Non-ConfidentialID122011