Commodore Amiga A500 Technical Reference Manual page 120

PCIAT I10
Address Usage
Offset Address
INTERFACE/ Amiga
COLOR CRT ADDRESS INDEX REGISTER
DUMMY
"
CRT ADDRESS INDEX REGISTER
DUMMY
"
CRT ADDRESS INDEX REGISTER
DUMMY
"
CRT ADDRESS INDEX REGISTER
DUMMY
"
CRT DATA REGISTER
"
CRT DATA REGISTER
"
CRT DATA REGISTER
"
CRT DATA REGISTER
LAST WRlTE ON INDEX
=
0 0
LAST WRlTE ON INDEX
=
01
LAST WRlTE ON INDEX
=
0 2
LAST WRlTE ON INDEX
=
0 3
LAST WRlTE ON INDEX
=
0 4
LAST WRlTE ON INDEX
=
0 5
LAST WRlTE ON INDEX
=
0 6
LAST WRITE ON INDEX
=
0 7
LAST WRlTE ON INDEX
=
0 8
LAST WRlTE ON INDEX
=
0 9
LAST WRlTE ON INDEX
=
OA
LAST WRlTE ON INDEX
=
OB
LAST WRITE ON INDEX
=
OC
LAST WRlTE ON INDEX
=
OD
LAST WRlTE ON INDEX
=
OE
LAST WRlTE ON INDEX
=
OF
COLOR CONTROL REGISTER
DUMMY
COLOR SELECT REGISTER
DUMMY
COLOR STATUS REGISTER
BIT 0
:
H-SYNC ( 18KHz )
BIT 3
:
V-SYNC (
SO HZ )
DUMMY
DISPLAY SYSTEM REGISTER
DUMMY
DUMMY
DUMMY
(W) l E O l F
7E01F
(W)
1E29F 7E29F
(R)
1EOlF 7E01F
( W ) l E O l F
7E01F
( W ) 1EOlF
7E01F