PCA3010
| !CS 8259-1 | 01 | 48 | VCC | |
|---|---|---|---|---|
| !WR | 02 | 47 | IR7-1 | |
| !RD | 03 | 46 | IR6-1 | |
| D7 | 04 | 45 | IR5-1 | |
| D6 | 05 | 44 | IR4-1 | |
| D5 | 06 | 43 | IR3-1 | |
| D4 | 07 | 42 | IR2-1 | |
| D3 | 08 | 41 | IR1-1 | |
| D2 | 09 | 40 | IR0-1 | |
| D1 | 10 | 39 | INT-1 | |
| D0 | 11 | 38 | SP/EN-1 | |
| !CS 8259-2 | 12 | 37 | CAS2 | |
| !CS 8254 | 13 | 36 | CAS1 | |
| A0 | 14 | 35 | CAS0 | |
| A1 | 15 | 34 | IR7-2 | |
| !INTA | 16 | 33 | IR6-2 | |
| Gate 2 | 17 | 32 | IR5-2 | |
| Clk 0 | 18 | 31 | IR4-2 | |
| Out 0 | 19 | 30 | IR3-2 | |
| Gate 1 | 20 | 29 | IR2-2 | |
| Clk 1 | 21 | 28 | IR1-2 | |
| Out 2 | 22 | 27 | IR0-2 | |
| Clk 2 | 23 | 26 | INT-2 | |
| GND | 24 | 25 | SP/EN-2 |