# ZX Spectrum AY-3-8912

Can be found at Sinclair ZX Spectrum's, I think

(At the computer)

UNKNOWN CONNECTOR at the computer.

Pin | Name | Description
--- | --- | ---
1 | SOUND C | Sound C (Can be tied together with A & B)
2 | PORT | ?
3 | VCC | +5 VDC
4 | SOUND B | Sound B (Can be tied together with A & C)
5 | SOUND A | Sound A (Can be tied together with B & C)
6 | GND | Ground
7 | PORT | ?
8 | PORT | ?
9 | PORT | ?
10 | PORT | ?
11 | PORT | ?
12 | PORT | ?
13 | PORT | ?
14 | CLOCK | ?
15 | CLOCK | ?
16 | RESET | Reset
17 | A8 | Address 8?
18 | BDIR | ?
19 | BC2 | ?
20 | BC1 | ?
21 | D7 | Data 7
22 | D6 | Data 6
23 | D5 | Data 5
24 | D4 | Data 4
25 | D3 | Data 3
26 | D2 | Data 2
27 | D1 | Data 1
28 | D0 | Data 0