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Pinout von Central Processing Unit (CBM-II) (6509)
| RDY | −> |
1 | O |
40 | <− |
Φ1 |
| IRQ | −> |
2 | 6509 | 39 | <− |
RES |
| SYNC | <− |
3 | 38 | <− |
Φ2 | |
| NMI | −> |
4 | 37 | −> |
R/W | |
| AEC | −> |
5 | 36 | <> |
DB0 | |
| VCC | 6 | 35 | <> |
DB1 | ||
| A0 | <− |
7 | 34 | <> |
DB2 | |
| A1 | <− |
8 | 33 | <> |
DB3 | |
| A2 | <− |
9 | 32 | <> |
DB4 | |
| A3 | <− |
10 | 31 | <> |
DB5 | |
| A4 | <− |
11 | 30 | <> |
DB6 | |
| A5 | <− |
12 | 29 | <> |
DB7 | |
| A6 | <− |
13 | 28 | <− |
SO | |
| A7 | <− |
14 | 27 | −> |
P0 | |
| A8 | <− |
15 | 26 | −> |
P1 | |
| A9 | <− |
16 | 25 | −> |
P2 | |
| A10 | <− |
17 | 24 | −> |
P3 | |
| A11 | <− |
18 | 23 | −> |
A15 | |
| A12 | <− |
19 | 22 | −> |
A14 | |
| A13 | <− |
20 | 21 | VSS |