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Commodore C16 Service Manual page 15

Commodore computer c16 service manual
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PIN
CONFIGURATION
cs
L
L
H
R/W
L
H
X
DO-D7
DATA BUS
TO PORT
PORT TO
DATA BUS
ISOLATION
L = LOW LEVEL
H = HIGH LEVEL
X = IRREVELANT
R/W-
P0-
P1-
P2-
P3-
P4-
P5-
P6-
P7-
VSS-
1
2
3
4
5
6
7
8
9
10
20
19
18
17
6529
16
15
14
13
12
11
-VDD
-CS
-DB0
-DB1
-DB2
-DB3
-DB4
-DB5
-DB6
-DB7
U13-251640-03
SINGLE-PORT INTERFACE
MOS
6529B
3 MHZ
PIN
CONFIGURATION
FE-
17-
16-
15-
14-
13-
12-
11-
10-
F7-
F6-
F5-
F4-
GND-
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
-vcc
-18
-19
-110
-111
-112
-113
-114
-M_5
-CE
-F0
-F1
-F2
-F3
U16-251641-02
PLA

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