 |  |  | |  | ||||
| GND |  | 1 |  | 40 |  | VCC | ||
| AD14 | | 2 | 39 | | AD15 | |||
| AD13 | | 3 | 38 | | A16/S3 | |||
| AD12 | | 4 | 37 | | A17/S4 | |||
| AD11 | | 5 | 36 | | A18/S5 | |||
| AD10 | | 6 | 35 | | A19/S6 | |||
| AD9 | | 7 | 34 | | BHE/S7 | |||
| AD8 | | 8 | 33 | | MN/MX | |||
| AD7 | | 9 | 32 | | RD | |||
| AD6 | | 10 | 31 | | RQ/GT0 | (HOLD) | ||
| AD5 | | 11 | 30 | | RQ/GT1 | (HLDA) | ||
| AD4 | | 12 | 29 | | LOCK | (WR) | ||
| AD3 | | 13 | 28 | | S2 | (M/IO) | ||
| AD2 | | 14 | 27 | | S1 | (DT/R) | ||
| AD1 | | 15 | 26 | | S0 | (DEN) | ||
| AD0 | | 16 | 25 | | QS0 | (ALE) | ||
| NMI | | 17 | 24 | | QS1 | (INTA) | ||
| INTR | | 18 | 23 | | Test | |||
| CLK | | 19 | 22 | | Ready | |||
| GND | | 20 | 21 | | Reset | |||
 | |  | |  |
* Default pin functions are for maximum mode. Pin functions in parenthesis are for minimum mode.
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