Index
Settime() 41
shiftcode, bit assignments 15
skewing 167
snapshot program 46
software blit routines 58
software sprites 5
source blocks 153-54
speed parameter 34
sprite operations 158-60
startup code 5-6
status functions 90-91
subdirectories 114
creation of 123
deletion of 123
Super() 95
supervisor mode 57
Supexec() 58
Sversion() 108
system characters 311-15
system fonts 165-67
system variables 393-402
text 163-70
Tgettime() 107
Tickcal() 25
timer interrupt vector 25
TOS 3
calling from C 7
calling from machine language 6-7
ROMs 3, 6, 43
TPA 73/ 97-99
tracks 111-12
skewing 48
Transient Program Area. Sec TPA
TRAP instruction vectors 390
Tsettime() 107
TSR programs 104
user interrupt vectors 390
user mode 29, 57
VDI 3, 5,135
Contour Fill function 146
routines 135
vectors 40-41
keyboard 43-45
RAM 47
vertical blanking interval 69
Vsync() 69
VT-52 escape codes 297-98
WMODE 141
XBIOS 4, 29-59
and controlling I/O chips 53-57
calling from C 30
calling from machine language 29-30
character device configuration func
tions 31-37
floppy disk functions 48-53
graphics functions 63-74
sound functions 74-83
system routines 57-59
XBIOS handler 30
Xbtimer() 56-57
XOR 141