Spi
About the Spi PCB
Spi is an open source PCB design by durangoretro, published on GitHub. It is a 2-layer board measuring 82.6 × 39.4 mm, with 29 components from 20 distinct parts.
Other key parts include the 74HC138, 74HC174, 74HC165, 74HC595 and 74HC132. By type, the board carries 7 resistors, 6 ICs, 6 connectors, 5 diodes, 4 capacitors and 1 transistor.
From the project
Hardware Blueprints
Durango: Durango Computer Keyboard and Controller layout: Keyboard and Controller layout component Overlay: KeyBoard Overlay Breakout riser: Breakout Riser Cartridge 28 Pin Cartridge: 28 Pin Cartridge 32k Cartridge: 32K Cartridge Uiversal ROM: Universal ROM with PSG DevKart: Development Cartridge with SD Card Reader psg-riser: PSG Riser ShadowRam: Shadow Ram Cartridge With SD Card Reader NanoLink: NanoLink peripherial Fast SPI: Fast SPI Cartridge
Main components on the Spi
Spi bill of materials (BOM)
29 components, 20 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 74HC138 | DIP-16_W7.62mm_Socket | U1 |
| 1 | 74HC174 | DIP-16_W7.62mm_Socket | U2 |
| 1 | 74HC165 | DIP-16_W7.62mm_Socket | U3 |
| 1 | 74HC595 | DIP-16_W7.62mm_Socket | U4 |
| 1 | 74HC132 | DIP-14_W7.62mm_Socket | U5 |
| 1 | 74HC245 | DIP-20_W7.62mm_Socket | U6 |
| 1 | 2N7000 | TO-92-3 | Q1 |
| 1 | IOx | PinSocket_2x08_P2.54mm_Horizontal | J1 |
| 1 | SPI 0 | IDC-Header_2x03_P2.54mm_Vertical | J2 |
| 1 | SPI 1 | IDC-Header_2x03_P2.54mm_Vertical | J3 |
| 1 | SPI 2 | IDC-Header_2x03_P2.54mm_Vertical | J4 |
| 1 | SPI 3 | PinHeader_2x03_P2.54mm_Vertical | J5 |
| 1 | I2C | PinHeader_1x05_P2.54mm_Horizontal | J6 |
| 3 | 4148 | D_DO-35_SOD27_P2.54mm_Vertical_AnodeUp | D1, D2, D3 |
| 2 | BAT85 | D_DO-35_SOD27_P2.54mm_Vertical_KathodeUp | D4, D5 |
| 1 | 22n | C_Disc_D5.0mm_W2.5mm_P5.00mm | C1 |
| 3 | 68p | C_Disc_D3.8mm_W2.6mm_P2.50mm | C2, C3, C4 |
| 1 | 1K2 | R_Axial_DIN0207_L6.3mm_D2.5mm_P2.54mm_Vertical | R1 |
| 5 | 3K3 | R_Axial_DIN0207_L6.3mm_D2.5mm_P2.54mm_Vertical | R2, R3, R5, R6, R7 |
| 1 | 6K8 | R_Axial_DIN0207_L6.3mm_D2.5mm_P2.54mm_Vertical | R4 |
Spi design files
The KiCad project lives in the durangoretro/hardware repository on GitHub; these links point at the commit this page was built from.
- LayoutfastSPI/v1/spi.kicad_pcb
Spi: common questions
How big is the Spi PCB?
The Spi measures 82.6 × 39.4 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Spi?
29 components, from 20 distinct parts. The full bill of materials is listed on this page.
Where can I download the Spi design files?
From the durangoretro/hardware repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Spi design in my own project?
The repository has no license, so all rights stay with durangoretro. Use it as a reference, and ask the author before reusing the design.
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