CCU 3000, CCU 3000-I
CCU 3001, CCU 3001-I
I:
Input
O:
Pin No.
Con-
nection
Pin Name
Short Description
68–pin
PLCC
64–pin
SDIP
Output
52
53
32
X
X
I/O (O)
I/O (O)
P74 (Memory Bank
Address 4)
Port 7 bit 4 (Memory Bank Address 4)
Port 7 bit 5 (Memory Bank Address 5)
31
P75 (Memory Bank
Address 5)
54
55
30
29
X
X
I/O (O)
I/O (O)
P76 (R/W)
Port 7 bit 6 (CPU read/write)
P77
(Power-Down
Port 7 bit 7 (Power-Down Control)
Control)
56
57
58
59
60
61
62
63
64
65
66
67
68
28
27
26
–
X
X
X
X
X
X
X
X
X
X
X
X
X
I/O
I/O
I/O
I/O
I/O /I
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
P80
P81
P82
P83
P87/INT
P60
P61
P62
P63
P64
P65
P66
P67
Port 8 bit 0
Port 8 bit 1
Port 8 bit 2
Port 8 bit 3
25
24
23
22
21
20
19
18
17
Port 8 bit 7 /interrupt input
Port 6 bit 0
Port 6 bit 1
Port 6 bit 2
Port 6 bit 3
Port 6 bit 4
Port 6 bit 5
Port 6 bit 6
Port 6 bit 7
MICRONAS INTERMETALL
27
MICRONAS [ MICRONAS ]
