| IC number: | 6508 |
| IC function: | 8-bit microprocessor with RAM and I/O |
| Related components: | 6502 (same processor core) |
| IC number | Manufacturer | Documentation |
|---|---|---|
| 6508 | MOS Technology / CSG | Not available |
| IC number | Package | Speed | CBM part number | CBM part description |
|---|
| Device | Position |
|---|
| Pin | Type | Name |
|---|---|---|
| 1 | Input | RES_ |
| 2 | Input | ø1 |
| 3 | Input | IRQ_ |
| 4 | Input | AEC |
| 5 | Power | VCC |
| 6..19 | Output | A0..A13 |
| 20 | Power | VSS |
| 21..22 | Output | A14..A15 |
| 23..30 | I/O | P7..P0 |
| 31..38 | I/O | DB7..DB0 |
| 39 | Output | R/W_ |
| 40 | Input | ø2 |