Xerox 550 User Manual

yes
Add 16-19 bit index to
17-bit reference address;
17-19 bit arithmetic.
Fetch contents of 20-bit
rea I address. If wr i te
operation, trap on write-
protect violation.
0~
( END
)
Figure 5. Addressing Logic
18 Main Memory
Fetch contents of register.
Add 20-22 bit index to
17-bit direct reference
address or 20-bit indirect
reference address; 20-22
bit arithmetic.
Fetch contents of register.
,V,op to 20-bit real ad-
dress. Trap on access
protect violation if in
slave or master-protected
modes.

Xerox 550 Specifications

General

Monthly Duty Cycle	Up to 300, 000 pages
Connectivity	Ethernet, USB
Print Speed (Color)	Up to 50 ppm
Duplex Printing	Standard
Printer Type	Laser
Supported Operating Systems	Windows, macOS, Linux
Paper Size	A4, Legal, Letter