APPENDIX
SECTION 9.7
9,7
MEMORY LOCATIONS
Location
(Decimal)
55043
55046
55049
55052
55055
55058
55061
Location
(Hex)
D703
D706
D709
D70C
D70F
D712
D715
Name
JMP WARMSTART
JMP CONSTAT
JMP CONIN
JMP CONOUT
JMP LIST
JMP PUNCH
JMP READER
55296-55424 D800-DF80 VERSCRN
57344-61439 EOOO-EFFF
61440-62463 F000-F3FF
62981-63061 F605-F655 USER
63168-63359 F6CO-F77F
63360
F780
IPFLAG
63364 F784 VECTOR
63415
F7B7
APHRO
63416
F7B8 NYMPHO
63419 F7BB FOREVER
VER.V09F
Function
CP/M BIOS jump table
·Virtual screen 80 x 24 characters D800
is the top left hand corner.
Operating system area.
I/O Buffers.
This Ram area is left free by the
operating system and is vailable for
use as user machine code routines.
0/S Stacks.
Logical keyboard flag:
0
= HUNTER keyboard/LCD screen
128(8DH)
= Serial I/O port
HELP vector address. The key is
trapped by the keyboard softwear and is
vectored to this location.
Flag to indicate how HUNTER was powered
up:
0
= Keyboard
1
= Serial port
2
= Clock
If the standard power down routine is
used then setting this byte non-zero
will inhibit operation of the power off
key.
NOTE: This byte is cleared on power up.
Setting non-zero prevents automatic
switch off after time-out.
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