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STD SC118 v1.1 Processor Card for Z50Bus
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License: Public Domain
Description
SC118 v1.1 (www.scc.me.uk)
Z80 processor card for Z50Bus
This card can work in a modest way as a Single Board Computer (SBC) or be used part of a larger system on a Z50Bus backplane.
Documentation at [www.scc.me.uk](http://www.scc.me.uk)
Design Drawing
schematic diagram
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PCB
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | 100nF | C1,C2,C3,C4,C5,C6,C7 | CAP-RAD-2.54MM | 7 |
| 2 | Z80 CPU | U1 | PDIP-40-0.6 | 1 |
| 3 | 7.3728MHz | X1 | OSC-08 | 1 |
| 4 | RAM 128k bytes | U2 | PDIP-32-0.6 | 1 |
| 5 | 74HCT259 | U5 | PDIP-16 | 1 |
| 6 | EPROM 32k bytes | U3 | PDIP-28-0.6 | 1 |
| 7 | 470R | R1 | AXIAL-0.3 | 1 |
| 8 | GRN-3MM | LED1 | LED-3MM/2.54 | 1 |
| 9 | RESET | SW1 | TACTILE-PTH-SW | 1 |
| 10 | 10k | R2 | AXIAL-0.3 | 1 |
| 11 | Serial | P2 | HDR-1X06-S-M-2.54MM | 1 |
| 12 | Z50Bus | P1 | Z50BUS-HDR-2X25-A-M-2.54MM | 1 |
| 13 | 8x10k | RP1 | SIL-9 | 1 |
| 14 | GND | P3 | HDR-1X02-S-M-2.54MM | 1 |
| 15 | 1nF | C8 | CAP-RAD-2.54MM | 1 |
| 16 | DS1233-5+ | U6 | TO92 WIDE | 1 |
| 17 | 74HCT4075 | U4 | PDIP-14 | 1 |
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