CPC Subgroup
G06F 13/26 with priority control
Full Title
Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units (interface circuits for specific input/output devices G06F3/00 ; multiprocessor systems G06F15/16 ) > Handling requests for interconnection or transfer > for access to input/output bus > using interrupt (G06F13/32 takes precedence) > with priority control