Commodore Amiga - Page 273

0
AGNUS PIN ASSIGNMENT
DENISE PIN ASSIGNMENT
--------------------
--------------------
~
PIN :It
DESIGNATION
FUNCTION DEFINITION PIN :It
DESIGNATION
FUNCTION
DEFINITION
-----------
------------------
---------- -----------
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1
OS
DATA BUS 8
I/O
1
D6 DATA BUS 6
I/O
2
D7
DATA BUS 7
I/O
2 D5 DATA BUS 5
I/O
3
D6
DATA BUS 6
I/O
3 D4 DATA BUS 4
I/O
4
D5
DATA BUS 5
I/O
4
D3 DATA BUS 3
I/O
5
D4
DATA BUS 4
I/O
5 D2 DATA BUS 2
I/O
6
D3
DATA BUS 3
I/O
6
D1 DATA BUS 1
I/O
7
D2
DATA BUS 2
I/O
7
DO DATA BUS 0
I/O
8
D1
DATA BUS 1
I/O
8
MlH
MOUSE 1 HORIZONTAL
I
9
DO
DATA BUS 0
I/O
9
MOH
MOUSE 0 HORIZONTAL
I
10
vee
+5 VOLT
I
10 RGAB REGISTER ADDRESS 8
I
11
RES*
SYSTEM RESET
I
11
RCA7
REGISTER ADDRESS 7
I
12
INT3*
INTERRUPT LEVEL 3
0
12 RGA6 REGISTER ADDRESS 6
I
13
DMAL
DMA REQUEST LINE I
13
RGAS
REGISTER ADDRESS 5
I
14
BLS*
BLITTER S~
I
14 RCA4 REGISTER ADDRESS 4
I
15
DBR*
DATA BUS REQUEST 0
15
RGA3
REGISTER ADDRESS 3
I
16
ARW*
AGNUS RAM WRITE 0
16 RCA:! REGISTER ADDRESS 2
I
17
RGAB
REGISTER ADDRESS 8
I/O
17
ReAl
REGISTER ADDRESS 1
I
18
RCA7
REGISTER ADDRESS 7
I/O
18
BURST*
COLOR BURST
0
19
RCA6
REGISTER ADDRESS 6
I/O
19
vcr;
+5 VOLT
I
20
RGAS
REGISTER ADDRESS 5
I/O
20
RO VIDEO RED BIT 0
0
21
RCA4
REGISTER ADDRESS 4
I/O
21
R1
VIDEO RED BIT 1
0
22
RGA3
REGISTER ADDRESS 3
I/O
22
R2 VIDEO RED BIT 2
0
23
RCA:!
REGISTER ADDRESS 2
I/O
23
R3
VIDEO RED BIT 3
0
24
ReAl
REGISTER ADDRESS 1
I/O
24
BO VIDEO BLUE BIT 0
0
25
CCK
COLOR CLOCK I
25 B1 VIDEO BLUE BIT 1
0
26
CCKQ
COLOR CLOCK DELAY I
26
B2 VIDEO BLUE BIT 2
0
27
VSS
GROUND
I
27
B3
VIDEO BLUE BIT 3
0
28
DRAO
DYNAMIC RAM ADDRESS 0 0
28
GO VIDEO GREEN BIT 0
0
29
DRAl
DYNAMIC RAM ADDRESS 1 0
29 G1 VIDEO GREEN BIT 1
0
30
DRA:!
DYNAMIC RAM ADDRESS 2
0
30
G2
VIDEO GREEN BIT 2
0
31
DRA3
DYNAMIC RAM ADDRESS 3 0
31
G3 VIDEO GREEN BIT 3
0
32
DRA4
DYNAMIC RAM ADDRESS 4 0
32
N/C
NOT CONNECTED
N/C
33
DRAS
DYNAMIC RAM ADDRESS 5 0
33 ZO* BACKGROUND INDICATOR
0
34
DRA6
DYNAMIC RAM ADDRESS 6 0
34
N/C
NOT CONNECTED
N/C
35
DRA7
DYNAMIC RAM ADDRESS 7 0
35 1M 7.15909 MHZ
I
36
DRAB
DYNAMIC RAM ADDRESS 8
0
36
CCK
COLOR CLOCK
I
37
LP* LIGHT PEN INPUT I
37
VSS GROUND
I
38
VSYt
VERTICAL SYNC
I/O
38
MOV MOUSE 0 VERTICAL
I
39
CSY*
COMPOSITE SYNC 0
39
M1V
MOUSE 1 VERTICAL
I
40
HSY* HORIZONtAL SYNC
I/O
40
D15 DATA BUS 15
I/O
41
VSS
GROUND I
41
D14
DATA BUS 14
I/O
42
D15
DATA BUS 15
I/O
42
D13 DATA BUS 13
I/O
43
D14
DATA BUS 14
I/O
43
D12
DATA BUS 12
I/O
44
D13
DATA BUS 13
I/O
44
D11 DATA BUS 11
I/O
45
D12
DATA BUS 12
I/O
45
D10 DATA BUS 10
I/O
46
011
DATA BUS 11
I/O
46
D9 DATA BUS 9
I/O
47
D10
DATA BUS 10
I/O
47 OS
DATA BUS 8
I/O
48
D9
DATA BUS 9
I/O
48
D7
DATA BUS 7
I/O