CCU 3000-I, CCU 3001-I
, CCU 30 -I
CCU 3001, CCU 3001-I
I:
Input
O:
Pin No.
Con-
nection
Pin Name
Short Description
68–pin
PLCC
64–pin
SDIP
Output
23
24
25
61
X
X
X
I/O
(I/O)
P15 (D5)
P16 (D6)
P17 (D7)
Port 1, Bit 5 (CPU data bus bit 5)
Port 1, Bit 6 (CPU data bus bit 6)
Port 1, Bit 7 (CPU data bus bit 7)
60
59
I/O
(I/O)
I/O
(I/O)
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
I/O (O)
I/O (O)
I/O (O)
I/O (O)
I/O (O)
I/O (O)
I/O (O)
I/O (O)
I/O (O)
I/O (O)
I/O (O)
I/O (O)
I/O (O)
I/O (O)
I/O (O)
I/O (O)
I/O (O)
I/O (O)
I/O (O)
I/O (O)
I/O (O)
I/O (O)
I/O (O)
P20 (A0)
Port 2, Bit 0 (CPU address bit 0)
Port 2, Bit 1 (CPU address bit 1)
Port 2, Bit 2 (CPU address bit 2)
Port 2, Bit 3 (CPU address bit 3)
Port 2, Bit 4 (CPU address bit 4)
Port 2, Bit 5 (CPU address bit 5)
Port 2, Bit 6 (CPU address bit 6)
Port 2, Bit 7 (CPU address bit 7)
Port 3, Bit 0 (CPU address bit 8)
Port 3, Bit 1 (CPU address bit 9)
Port 3, Bit 2 (CPU address bit 10)
Port 3, Bit 3 (CPU address bit 11)
Port 3, Bit 4 (CPU address bit 12)
Port 3, Bit 5 (CPU address bit 13)
Port 3, Bit 6 (CPU address bit 14)
Port 3, Bit 7 (CPU address bit 15)
Port 5, Bit 0 (CCU read Port 1)
Port 5, Bit 1 (CCU write Port 1)
Port 5, Bit 2 (CCU read Port 2)
Port 5, Bit 3 (CCU write Port 2)
Port 5, Bit 4 (CCU read Port 3)
Port 5, Bit 5 (CCU write Port 3)
Port 7, Bit 0 (Memory Bank Address 0)
P21 (A1)
P22 (A2)
P23 (A3)
P24 (A4)
P25 (A5)
P26 (A6)
P27 (A7)
P30 (A8)
P31 (A9)
P32 (A10)
P33 (A11)
P34 (A12)
P35 (A13)
P36 (A14)
P37 (A15)
P50 (RD Port 1)
P51 (WR Port 1)
P52 (RD Port 2)
P53 (WR Port 2)
P54 (RD Port 3)
P55 (WR Port 3)
P70 (Memory Bank
Address 0)
49
50
35
34
X
X
I/O (O)
I/O (O)
P71 (Memory Bank
Address 1)
Port 7, Bit 1 (Memory Bank Address 1)
Port 7, Bit 2 (Memory Bank Address 2)
P72 (Memory Bank
Address 2)
72
MICRONAS INTERMETALL
MICRONAS [ MICRONAS ]
