| pin | Name | - | pin | Name |
|---|---|---|---|---|
| 01 | +5V | - | 02 | !WR (!WE for SRAM) |
| 03 | Mreq | - | 04 | !RD (!OE) |
| 05 | !M8-B | - | 06 | A14 |
| 07 | A13 | - | 08 | A08 |
| 09 | A09 | - | 10 | A11 |
| 11 | !M0-7 | - | 12 | A10 |
| 13 | !CE | - | 14 | D7 |
| 15 | D6 | - | 16 | D5 |
| 17 | D4 | - | 18 | D3 |
| 19 | GND | - | 20 | GND |
| 21 | GND | - | 22 | D2 |
| 23 | D1 | - | 24 | D0 |
| 25 | A00 | - | 26 | A01 |
| 27 | A02 | - | 28 | A03 |
| 29 | A04 | - | 30 | A05 |
| 31 | A06 | - | 32 | A07 |
| 33 | A12 | - | 34 | ?? |
| 35 | +5V | - | 36 | A15 |
| 37 | M1 | - | 38 | IoReq |
| 39 | Refresh | - | 40 | Halt |
| 41 | Wait | - | 42 | Int |
| 43 | JyDs | - | 44 | BusReq |
| 45 | BusAck | - | 46 | !Reset |
| 47 | Clk | - | 48 | JRead |
| 49 | !MC-F | - | 50 | NMI |