Commodore Amiga 500 - Gary Block Diagram

68000
Addresses
(8)
Address Strobe (AS)
UOS, LOS
Clocks
(C2,C3)
Override (OVA)
Overlay (OVL)
Proce ss or read wr ite
(PAW)
Expansion Board
Pr esent ( EX PEN )
DBA
XAoy
Override
(OVA)
KAeset
Keyboard Aesel
>
Gary Block Diagram
A ddr ess decode
)
1
lIus
Cnnt
... 1
Flo
pp) ' C ontr ol
Logic
t
Reset
Co ntr ol
A -2 4
Technical Reference
AAM Enable (AAME)
RGA Enable (RGAE)
AOM Enable (AOME)
1
Aeal time clock read
and write (ATCA, ATCW)
VPA
C
oA
)
Bidirectional
COW
tri
-s late lalch
LATCH
co ntrol
o7ACK
BLS
Aesel
Halt