Dueottosei
About the Dueottosei PCB
Dueottosei is an open source PCB design by na103, published on GitHub under the CC-BY-NC-4.0 license. It is a 4-layer board measuring 138 × 108 mm, with 85 components from 26 distinct parts.
Other key parts include the N80C286-16, 80C287, 74LS08, 74HCT374 and GAL16V8. By type, the board carries 30 capacitors, 30 resistors, 22 ICs, 2 connectors and 1 transistor.
It belongs with the retro computing designs in this gallery.
From the project
Amiga 500 PC AT 286 emulator board
Amiga Dueottosei (Italian for "two-eight-six") is a clone of the Vortex ATonce Plus, a PC AT Emulator board for the Amiga 500.
Fully compatible 16 MHz PC/AT emulator CMOS 80C286-16 CPU chip 512 KB onboard RAM Socket for optional 80C287-12 math coprocessor Fully AT compatible ROM/BIOS Full 640 KB base memory as minimum standard configuration Ability to address additional FAST RAM as either Extended or Expanded Memory Runs unrestricted in '286 Protected Mode Supports Microsoft Windows 3.0 and Windows 3.1 Emulates EGA and VGA monochrome graphics, CGA 16-color graphics, Hercules, Olivetti and…
Main components on the Dueottosei
Dueottosei bill of materials (BOM)
85 components, 26 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | N80C286-16 | PLCC-68_THT-Socket-286 | U13 |
| 1 | 80C287 | DIP-40_W15.24mm_Socket | U14 |
| 1 | 74LS08 | SOIC127P600X175-14N | U15 |
| 3 | 74HCT374 | SOIC127P1030X265-20N | U21, U26, U29 |
| 2 | GAL16V8 | DIP-20_W7.62mm_Socket | U22, U44 |
| 2 | SN74F245DWR | SOIC127P1030X265-20N | U24, U25 |
| 1 | SN74F86D | SOIC127P600X175-14N | U28 |
| 4 | TMS44C256-80 | DIP-20_W7.62mm_Socket | U31, U32, U33, U34 |
| 2 | SN74F157AD | SOIC127P600X175-16N | U35, U36 |
| 1 | SN74F153D | SOIC127P600X175-16N | U37 |
| 1 | XC2018-PC84 | PLCC-84_THT-Socket | U41 |
| 1 | SN74F125D | SOIC127P600X175-14N | U42 |
| 1 | SN74F00D | SOIC127P600X175-14N | U43 |
| 1 | SN74F260D | SOIC127P600X175-14N | U45 |
| 1 | 32MHz | Oscillator_DIP-14 | Q1 |
| 1 | Amiga board 68k socket | DIPS2286W51P254L8128H419Q64N | J1 |
| 1 | Motorola 68k CPU | DIPS2286W51P254L8128H419Q64N | J2 |
| 2 | 100uF | CP_EIA-7361-438_AVX-U | C10, C11 |
| 27 | 100nF | C_1206_3216Metric | C12, C13, C14, C15, C16, C21, C22, C23 +19 |
| 1 | empty | C_1206_3216Metric | C17 |
Show 6 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 10 | 10K | R_1206_3216Metric | R11, R12, R13, R14, R15, R16, R17, R41 +2 |
| 9 | 22 | R_1206_3216Metric | R31, R32, R33, R34, R35, R36, R37, R38 +1 |
| 5 | 4.7K | R_1206_3216Metric | R42, R43, R44, R47, R48 |
| 2 | 1K | R_1206_3216Metric | R45, R46 |
| 1 | 2.2K | R_1206_3216Metric | R110 |
| 3 | 100 | R_1206_3216Metric | R311, R312, R313 |
Dueottosei design files
The KiCad project lives in the na103/Dueottosei repository on GitHub; these links point at the commit this page was built from.
Dueottosei: common questions
How big is the Dueottosei PCB?
The Dueottosei measures 138 × 108 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the Dueottosei?
85 components, from 26 distinct parts. The full bill of materials is listed on this page.
Where can I download the Dueottosei design files?
From the na103/Dueottosei repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Dueottosei 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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