Bitfields for PCOX status word: Bit(s) Description ) 0,1 cursor type 2 cursor inhibited 3 display inhibited 4 feature step inhibited 5 480-character format code 6,7 unused 8-10 model number (2-5) 11 unit has been reset by controller (cleared after status returned) 12 buffer has been written into (cleared after status returned) 13 alarm has been sounded (cleared after status returned) 14-15 monitor type (01 mono, 10 color, 11 hybrid)