host control block

task table control block

user control block table

free block control table

control host

host control emulation

Host Control Interface

Host Control Interface HCI

host-host layer

host-host layer (in DPA architecture)

2-D control table

Access Control Block ACB

Access Control Table

application control block generation

automatic control block diagram

ballast control table

BCB Bit Control Block

BCH Block Control Header

BCU Block Control Unit