Наш 1811ВТ1 как копия DEC DC304
The MMU implements the memory management data path and controls for the F-11 chip set. It also contains the PDP-11 floating point accumulators and status registers. Its key features are:
Memory management data path
PDP-11 memory management registers for kernel and user mode
Instruction translation logic (22b)
Protection logic
Floating point storage (64b)
Microcode temporary registers (64b and 16b)

