Symbol
40 pins
- Units
- 1
- Kind
- part
- Grid
- on 1.27 mm
- Extends
- 8255
Footprint
40 pads
- Library
- Package_DIP
- Mount
- through_hole
- Courtyard
- 17.34 × 51.31 mm
- Link
- exact
3D model
STEPPackage_DIP_DIP-40_W15.24mm
15.49 × 50.80 × 6.98 mm
1.2 MB STEP
- Library
- Package_DIP_DIP-40
- Link
- exact
Pins and pads
Every pin on the symbol has a pad on the footprint.
| Pin | Name | Type | Pad |
|---|---|---|---|
| 1 | PA3 | bidirectional | 1 |
| 2 | PA2 | bidirectional | 2 |
| 3 | PA1 | bidirectional | 3 |
| 4 | PA0 | bidirectional | 4 |
| 5 | ~{RD} | input | 5 |
| 6 | ~{CS} | input | 6 |
| 7 | GND | power_in | 7 |
| 8 | A1 | input | 8 |
| 9 | A0 | input | 9 |
| 10 | PC7 | bidirectional | 10 |
| 11 | PC6 | bidirectional | 11 |
| 12 | PC5 | bidirectional | 12 |
| 13 | PC4 | bidirectional | 13 |
| 14 | PC0 | bidirectional | 14 |
| 15 | PC1 | bidirectional | 15 |
| 16 | PC2 | bidirectional | 16 |
| 17 | PC3 | bidirectional | 17 |
| 18 | PB0 | bidirectional | 18 |
| 19 | PB1 | bidirectional | 19 |
| 20 | PB2 | bidirectional | 20 |
| 21 | PB3 | bidirectional | 21 |
| 22 | PB4 | bidirectional | 22 |
| 23 | PB5 | bidirectional | 23 |
| 24 | PB6 | bidirectional | 24 |
| 25 | PB7 | bidirectional | 25 |
| 26 | VCC | power_in | 26 |
| 27 | D7 | bidirectional | 27 |
| 28 | D6 | bidirectional | 28 |
| 29 | D5 | bidirectional | 29 |
| 30 | D4 | bidirectional | 30 |
| 31 | D3 | bidirectional | 31 |
| 32 | D2 | bidirectional | 32 |
| 33 | D1 | bidirectional | 33 |
| 34 | D0 | bidirectional | 34 |
| 35 | RESET | input | 35 |
| 36 | ~{WR} | input | 36 |
| 37 | PA7 | bidirectional | 37 |
| 38 | PA6 | bidirectional | 38 |
| 39 | PA5 | bidirectional | 39 |
| 40 | PA4 | bidirectional | 40 |
Provenance
- Source
- kicad-symbols
- Credit
- KiCad Libraries Contributors
- Licence
- CC-BY-SA-4.0-with-KiCad-exception
- Link method
- exact
- Cross-check
- passed