ARM Cortex R4F - Manual (Page 273)

Debug
ARM DDI 0363E Copyright © 2009 ARM Limited. All rights reserved. 11-4
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• data address comparators for triggering watchpoints, see Watchpoint Value Registers on
page 11-26 and Watchpoint Control Registers on page 11-26
• a bidirectional Debug Communication Channel (DCC), see Debug communications
channel on page 11-55
• all other state information associated with the debug unit.