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STD SC131 v1.0 Z180 RomWBW CP/M computer
License: Public Domain
Mode: Editors' pick
Cloned from SC130 v1.0 Z180 Motherboard
- 3
Update time：
2021-10-11 10:23:23
Creation time：
2020-01-03 21:33:48
Description
SC131 v1.0 (www.scc.me.uk)
Pocket-sized Z180 RomWBW CP/M computer.
Supports SD card for storage.
Documentation at [www.scc.me.uk](https://smallcomputercentral.wordpress.com/)
Design Drawing
schematic diagram
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PCB
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SC131 v1.0 Z180 SBC
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PCB for Hammond 1593NBK
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SC131 Back panel v1.0
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SC131 Front panel v1.1A (Elite)
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SC131 Front panel v1.1B (0.018 GHz)
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SC131 Front panel v1.0
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | DS1233-5+ | U7 | TO92 WIDE | 1 |
| 2 | Oscillator | X1 | OSC-08 | 1 |
| 3 | 1k | R10,R11,R12 | AXIAL-0.3 | 3 |
| 4 | Z180 CPU | U4 | PLCC68 | 1 |
| 5 | 100k | R7,R8,R9 | RES-0.3 | 3 |
| 6 | 2k2 | R1,R2,R3,R4,R5,R6 | RES-0.3 | 6 |
| 7 | Write Enable #1 | JP1 | HDR-1X03-S-M-2.54MM | 1 |
| 8 | Flash 512k | U1 | PDIP-32-0.6 | 1 |
| 9 | 100nF | C1,C2,C3,C4,C5,C6 | CAP-RAD-2.54MM | 6 |
| 10 | 1nF | C8 | CAP-RAD-2.54MM | 1 |
| 11 | 100uF | C7 | CAP-ELEC-RAD-2.54MM | 1 |
| 12 | Serial Port A | P3 | HDR-1X06-S-M-2.54MM | 1 |
| 13 | HDR_1x06_S_M | P1 | HDR-1X06-S-M-2.54MM | 1 |
| 14 | Serial Port B | P2 | HDR-1X06-S-M-2.54MM | 1 |
| 15 | 74HCT259 | U5 | PDIP-16 | 1 |
| 16 | RAM 512k | U2 | PDIP-32-0.6 | 1 |
| 17 | Status | LED1 | LED-3MM/2.54 | 1 |
| 18 | Power | LED2 | LED-3MM/2.54 | 1 |
| 19 | Reset | LED3 | LED-3MM/2.54 | 1 |
| 20 | Power | JP2 | HDR-1X02-S-M-2.54MM | 1 |
| 21 | RESET | SW1 | TACTILE-PTH-SW-R/A | 1 |
| 22 | 74AHCT139 | U3 | PDIP-16 | 1 |
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