HP Vectra Technical Reference Manual page 418

Equates File (continued)
: Keyboard buffer pointers
S40_KI30_BUF _START dw
, Timer data area
S40 TIMR LOW dw
S40-TIMR-HIGH dw
S40:=TIMR:=OVR_FLOW db
; System data area
S40 SYS BREAK FLAG db
S40::::SYS:=R ESf T::::F LAG dw
; Hard disk data area
S40 FD STATUS db
S40-FO-COUNT db
S40-FD-CONTROL db
S40=FD:=PORT_OFFSET db
~46a~~~~~lT~~~O~~1
t
imeo~~
t ble
S40-PRINT-TIMEOUT2 db
S40-PRINT-TIMEOUT3 db
S40=:PR I NT:=T IME OUT 4 db
, Enhanced graphics adapter
S40 EGA CRT ROW CNT db
S40::::EGA::::CHAR"_SIZE dw
I
CRT video display area
S40 CRT MODE db
S40-CRTWIDTH dw
S40 -CR T-LE NGTH dw
S40 -CRT- PAOE ADR dw
S40=:CRT:=CURSOR_POS dw
t me
0
u t co u n t
t me
0
u t co un t
t
me
0
u t
co
u n t
t
me
0
u
t
co
u n
t
t
1
me
0
ute
0
u n t
t lmeout count
t lmeout count
t
1
me
0
ute
0
u n
t
040 007C ser al port
040 0070 ser a1 port
040 007E ser al port
040:007F ser al port
040 0078 parallel p~inter
040 0079 parallel printer
040 007A parallel printer
040 0078 parallel printer
for up to 8 pages
040 0060 current cursor mode settlng
040 0062 current display page
040 0063 base I/O port address for
active crt controller
040 0065 mode select register copy
040:0066 color palette register copy
command/param port copies
040 0049 current video mode
040:004A current number of screen columnl
~:~:~~:~ ~~~~~~~gl:~~~~s~fo;C~~~~e~~~r:~iay
page
040 0050 cursor coordinates (row,column)
040:0017 state of special keys: shift, caps, etc
040:0018 secondary state of special keys
040 0019 accumulator for alt/numpad entry
040 001A keyboard buffer head pointer
040 001C keyboard buffer tail pointer
040 OOlE keyboard buffer. 15 ent riel
+
overrun
040 003E floppy drive status
040:003F floppy drive motor status
040 . 0040 flo PPY d r i vet i me
0 U
t co u n t e r
040 0041 floppy drive return code/error Itatul
040:0042 floppy controller status/hard disk
040 0067 offset address for optional
I/O rom init rout ine
040 0069 segment address for opt ional I/O rom
0400068 flagl last interrupt that occured
040 0074 hard disk status, last int 13 operation
040 0075 numb e r
0
f ha r
d
dis k
5
pre
5
e n t
040 0076 copy of hard disk controller register
040 0077 hard disk port offset
040:0071 system break request flag
040:0072 system reset flag
040 006C least significant word of timer count
040 006E Most lignificant word of timer count
040 0070 24- h
0
u r time r tic k roll
0
v e r co u n t e r
040·000A address of parallel port
040:000C address of parallel port
040'000E address of parallel port
040 0010 word identifying installed devices
040 0012
manufacturin~
initailization/telt byte
040 0013 memory size in lk bytes
040 0015 manufacturing Icratchpad
040 0016 manufacturing error codes
040:0080
e~~~~~~dt~u~~~~ical start of
040 0082
e~~~~:~dt~u~~~~ical
end of
area
040 0084 number of crt rows minus one
040 0085 ~~m~~~tOia~r~es per character
data
dup ('1)
dup (?)
~
EGA)
?
' 7
1
1
16
d
up
(1)
dw
db
db
db
dw
dw
dw
dw
dw
dw
dw
db
dw
db
db
a rea
db
db
db
db
db
tab Ie
db
db
db
db
, Serial port timeout
S40 RS232 TIMEOUT1
S40 -RS2 3 2 -T IME OUT2
S40
-R
S2 3 2-T IME OUT
3
S40 :=RS2 3 2
=)
IME OUT 4
~46l~Eg~p~i S~E~
t
;T~Tt
a
S40-F
LOPPY-MOTO~
STAT
S40-F LOP PY-T IME OUT
S40-F LOPPY-RE TUlfN STAT
S40=F LOPPY::::CONTRL::::STAT
S40 CRT CURSOR MODE dw
S40-CRT-OISPLAY PAGE db
S40:=CRT:=PORT_AOR dw
S40 CRT MODE SEL REO db
S40:=CRT=:PALETTE - db
; 0 P t ion ROM d a t a are a
S40_XROM_INIT _ADR dw
S40 XROM SEGMENT dw
S40=:XROM::::INT_FLAO db
S40 _ KilO _BUF _E NO
S40 PR INT PORT2 ADR
S40-PR I NT-PORT3-ADR
S40=:PR I NT=:PORT 4=:ADR
~4~Y E6~T p~~~i l~L~~
t 10n
S 4
°
-MF 0 I NIT -
S40-MEMORY SIZE
S40-MFO
ER~
FLAGI
S40:=MFO:JRR::J LA02
~4~ek:~Da S~
A
~E 1
a a rea
S40:=KI3D::::STATE 2
S40 ALT INPUT ACCUM
S40-KBD-BUF HE'AD
S40-KBD-BUF-TA I L
S40=KBD=:BUFrER
1111
1 ' 1
1.,
'1"
07 (
????
?
?
?
. 8
' 1 ?
? ???
???
?
??
???
1
1
?
111.,
., 111
10
??
??? ?
? ?
11
11
11
1111
??? ?
?-1??
11
1'77 ?
1111
1117
1111
?1
11
??
71
11
1???
1111
11
1111
11
11
OOOA
OOOC
OOOE
0017
0018
0019
001A
001C
OOlE
0071
0072
0074
0075
0076
0077
0078
0079
007A
0078
007C
007D
007E
007F
0049
004A
004C
004E
0050
0060
0062
0063
0065
0066
0067
0069
0068
003E
003F
0040
0041
0042
C06C
c06E
0070
0010
0012
0013
0015
0016
0080
0082
0084
0085
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
~
~
,.
System Equate File 409