Ifle3-symrna
About the Ifle3-symrna PCB
Ifle3-symrna is an open source PCB design by barkolorious, published on GitHub. It is a 2-layer board measuring 184.9 × 112 mm, with 27 components from 19 distinct parts.
Other key parts include the 28C256, HM62256BLP, MAX232, 74HC00 and W65C02SxP. By type, the board carries 9 capacitors, 8 ICs, 3 resistors, 2 crystals, 2 diodes and 1 connector.
It belongs with the retro computing designs in this gallery.
From the project
A computer based on Ben Eater's 6502 series.
The IC's were bought from Mouser and the PCB was manufactured by JLCPCB. Here's the list of the IC's I used: - W65C02S6TPG-14 - MPU 8-bit Microprocessor - AS6C62256-55PCN - SRAM 256K, 2.7-5.5V, 55ns 32K x 8 Asynch SRAM - AT28C256-15PU - EEPROM 256K 32K x 8 150 ns 4.5V-5.5V - W65C22S6TPG-14 - Controller Interface IC Versatile Interface Adapter - W65C51N6TPG-14 - Specialised Asynch Communication Interface Adapter - MAX232EIN - RS232 Line Driver/Receiver
Main components on the Ifle3-symrna
Ifle3-symrna bill of materials (BOM)
27 components, 19 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 28C256 | DIP-28_W15.24mm | U1 |
| 1 | HM62256BLP | DIP-28_W15.24mm | U2 |
| 1 | MAX232 | DIP-16_W7.62mm | U3 |
| 1 | 74HC00 | DIP-14_W7.62mm | U4 |
| 1 | W65C02SxP | DIP-40_W15.24mm | U5 |
| 1 | W65C22NxP | DIP-40_W15.24mm | U6 |
| 1 | W65C51NxP | DIP-28_W15.24mm | U7 |
| 1 | LCD-16X2 | MODULE_LCD-16X2 | U8 |
| 1 | 1MHz | Oscillator_DIP-14 | X1 |
| 1 | 1.8432MHz | Crystal_HC49-U_Vertical | Y1 |
| 1 | Jack-DC | BarrelJack_Horizontal | J2 |
| 1 | R_Potentiometer | Potentiometer_Alps_RK163_Single_Horizontal | RV1 |
| 1 | SW_Push | SW_PUSH_6mm_H7.3mm | SW1 |
| 2 | D | D_DO-15_P15.24mm_Horizontal | D25, D26 |
| 1 | 20pF | C_Disc_D7.0mm_W2.5mm_P5.00mm | C1 |
| 4 | 1µF | C_Disc_D7.0mm_W2.5mm_P5.00mm | C2, C3, C4, C5 |
| 4 | 0.1µF | C_Disc_D7.0mm_W2.5mm_P5.00mm | C6, C7, C8, C9 |
| 1 | 1MΩ | R_Axial_DIN0411_L9.9mm_D3.6mm_P15.24mm_Horizontal | R25 |
| 2 | 1kΩ | R_Axial_DIN0411_L9.9mm_D3.6mm_P15.24mm_Horizontal | R26, R27 |
Ifle3-symrna design files
The KiCad project lives in the barkolorious/ifle3-symrna repository on GitHub; these links point at the commit this page was built from.
- Layoutsymrna.kicad_pcb
- Schematicsymrna.kicad_sch
Ifle3-symrna: common questions
How big is the Ifle3-symrna PCB?
The Ifle3-symrna measures 184.9 × 112 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Ifle3-symrna?
27 components, from 19 distinct parts. The full bill of materials is listed on this page.
Where can I download the Ifle3-symrna design files?
From the barkolorious/ifle3-symrna repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Ifle3-symrna design in my own project?
The repository has no license, so all rights stay with barkolorious. Use it as a reference, and ask the author before reusing the design.
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