20.2 Features
- CPU reset extension
 - Debugger probe detection (Cold-Plugging and Hot-Plugging)
 - Chip-Erase command and status
 - 32-bit cyclic redundancy check (CRC32) of any memory accessible through the bus matrix
 - Arm® CoreSight™ compliant device identification
 - Two debug communications channels
 - Debug access port security filter
 - DMA connection
 - Onboard memory built-in self-test (MBIST)
 
