8-bit computer Buss
About the 8-bit computer Buss PCB
8-bit computer Buss is an open source PCB design by xrayer2000, published on GitHub under the CC-BY-NC-4.0 license. It is a 2-layer board measuring 110.5 × 105.4 mm, with 113 components from 15 distinct parts.
Other key parts include the 74LS245. By type, the board carries 44 diodes, 44 resistors, 12 switches, 8 connectors and 5 ICs.
From the project
My 8-bit computer
This project is licensed under the Creative Commons Attribution-NonCommercial 4.0 International License (CC BY-NC 4.0).
You are free to: - Share (copy and redistribute the material in any medium or format) - Adapt (remix, transform, and build upon the material)
Under the conditions that: - You must give appropriate credit. - You may not use the material for commercial purposes.
Main components on the 8-bit computer Buss
8-bit computer Buss bill of materials (BOM)
113 components, 15 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 5 | 74LS245 | DIP-20_W7.62mm | U1, U2, U3, U4, U5 |
| 1 | General Registers | IDC-Header_2x10_P2.54mm_Vertical | J1 |
| 1 | ALU | IDC-Header_2x13_P2.54mm_Vertical | J2 |
| 1 | PC and Stack pointer register | IDC-Header_2x08_P2.54mm_Vertical | J3 |
| 1 | RAM | IDC-Header_2x17_P2.54mm_Vertical | J4 |
| 1 | Bot Loader | IDC-Header_2x05_P2.54mm_Vertical | J5 |
| 1 | Input module | IDC-Header_2x17_P2.54mm_Vertical | J6 |
| 1 | Control Matrix | IDC-Header_2x20_P2.54mm_Vertical | J7 |
| 1 | Clock | IDC-Header_2x05_P2.54mm_Vertical | J8 |
| 9 | SW_DIP_x01 | SW_EG1270 | SW1, SW2, SW3, SW4, SW5, SW6, SW7, SW8 +1 |
| 3 | SW_DIP_x10 | SW_DIP_SPSTx10_Slide_9.78x27.58mm_W7.62mm_P2.54mm | SW10, SW11, SW12 |
| 44 | LED | LED_D3.0mm | D1, D2, D3, D4, D5, D6, D7, D8 +36 |
| 20 | 1000 | R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal | R1, R2, R3, R10, R11, R12, R13, R14 +12 |
| 23 | R | R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal | R4, R5, R6, R7, R8, R21, R22, R23 +15 |
| 1 | 470 | R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal | R9 |
8-bit computer Buss design files
The KiCad project lives in the xrayer2000/8-bit-computer-Documentation repository on GitHub; these links point at the commit this page was built from.
8-bit computer Buss: common questions
How big is the 8-bit computer Buss PCB?
The 8-bit computer Buss measures 110.5 × 105.4 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the 8-bit computer Buss?
113 components, from 15 distinct parts. The full bill of materials is listed on this page.
Where can I download the 8-bit computer Buss design files?
From the xrayer2000/8-bit-computer-Documentation repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the 8-bit computer Buss design in my own project?
It is published under CC-BY-NC-4.0, which limits how it may be reused; read the license before building on it.
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