1111111111222222222233333333334 1234567890123456789012345678901234567890 +----------------------------------------+ |OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO| +----------------------------------------+
(at the computer)
40 PIN ??? CONNECTOR at the computer.
| Pin | Name | Description |
|---|---|---|
| 1 | D0 | Data Bus 0 |
| 2 | D1 | Data Bus 1 |
| 3 | D2 | Data Bus 2 |
| 4 | D3 | Data Bus 3 |
| 5 | D4 | Data Bus 4 |
| 6 | D5 | Data Bus 5 |
| 7 | D6 | Data Bus 6 |
| 8 | D7 | Data Bus 7 |
| 9 | D8 | Data Bus 8 |
| 10 | D9 | Data Bus 9 |
| 11 | D10 | Data Bus 10 |
| 12 | D11 | Data Bus 11 |
| 13 | D12 | Data Bus 12 |
| 14 | D13 | Data Bus 13 |
| 15 | D14 | Data Bus 14 |
| 16 | D15 | Data Bus 15 |
| 17 | A1 | Address Bus 1 |
| 18 | A2 | Address Bus 2 |
| 19 | A3 | Address Bus 3 |
| 20 | A4 | Address Bus 4 |
| 21 | A5 | Address Bus 5 |
| 22 | A6 | Address Bus 6 |
| 23 | A7 | Address Bus 7 |
| 24 | A8 | Address Bus 8 |
| 25 | A9 | Address Bus 9 |
| 26 | A10 | Address Bus 10 |
| 27 | A11 | Address Bus 11 |
| 28 | A12 | Address Bus 12 |
| 29 | A13 | Address Bus 13 |
| 30 | A14 | Address Bus 14 |
| 31 | A15 | Address Bus 15 |
| 32 | A16 | Address Bus 16 |
| 33 | A17 | Address Bus 17 |
| 34 | R/W | Read/Write (High=Read) |
| 35 | /CSMCOD | Chip Select Odd Bytes |
| 36 | /CSMCEN | Chip Select Even Bytes |
| 37 | VCC | +5 Volts DC |
| 38 | GND | Ground |
| 39 | A18 | Address Bus 18 (Short J16 to connect A18 to processor bus) |
| 40 | A19 | Address Bus 19 (Short J17 to connect A19 to processor bus) |
Note: Address space=$E00000-$E7FFFF
| Contributor: | Joakim Ögren |
| Source: | Darren Ewaniuk's CDTV Technical Information |
Copyright © The Hardware Book Team 1996-2004.
May be copied and redistributed, partially or in whole, as appropriate.
Document last modified: 2002-01-10