OPCHAR     0x0006
CURSOR     0x0009
CLEAR      0x000C
NEWLINE    0x000F
POSCHAR    0x0012
SOUND      0x0015
DELAY      0x0018
KBWAIT     0x001B
KBLAST     0x001E
KBCLR      0x0021
HEXOUT     0x0024
HEXIN      0x0027
STRING     0x002A
KBUFF      0x004B
KBHEAD     0x005B
KBTAIL     0x005C
KBSIZE     0x005D
CURX       0x005E
CURY       0x005E
CURSTAT    0x0060
SCROLL     0x0061
LED        0x8000
DIPSW      0x8010
ADC        0x8020
DAC        0x8030
PRB        0x8040
PRA        0x8041
ORB        0x8040
ORA        0x8041
DDRB       0x8042
DDRA       0x8043