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STD Tiny 6821 Expansion
License: CERN Open Hardware License
Mode: Editors' pick
Cloned from Ultracompact minimalistic 6809 Computer V2
- 0
Update time：
2023-03-12 19:05:20
Creation time：
2023-02-04 18:19:18
Description
This is an MC6821 expansion card for the Tiny 6809 Computer :
https://oshwlab.com/andreasjakob/6809-cube-cpu_copy_copy
Design Drawing
schematic diagram
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PCB
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | 100nF | C1,C2 | C0402_NEW | 2 |
| 2 | 100uF | C4 | CAP-SMD_L3.5-W2.8 | 1 |
| 3 | 10uF | C5 | C0402 | 1 |
| 4 | 19-217/BHC-ZL1M2RY/3T | LED1,LED2,LED3,LED4,LED5,LED6,LED7,LED8,LED9,LED10,LED11,LED12,LED13,LED14,LED15,LED16 | LED-0603_NOPAINT | 16 |
| 5 | KT-0603R | LED17,LED18,LED19,LED20 | LED-0603_NOPAINT | 4 |
| 6 | AO3401A | Q1,Q2,Q3,Q4,Q5,Q6,Q7,Q8 | SOT-23_L2.9-W1.3-P1.90-LS2.4-BR | 8 |
| 7 | 4.7kΩ | R1 | R0402 | 1 |
| 8 | 680Ω | R2,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12 | R0402 | 11 |
| 9 | 330Ω | R13 | R0402 | 1 |
| 10 | 470Ω | RN1,RN2,RN3,RN4 | RES-ARRAY-SMD_0603-8P-L3.2-W1.6-BL | 4 |
| 11 | 10kΩ | RN5,RN6 | RES-ARRAY-SMD_0402-8P-L2.0-W1.0-BL | 2 |
| 12 | TS-1187A-B-A-B | SW1,SW2 | SW-SMD_4P-L5.1-W5.1-P3.70-LS6.5-TL-2 | 2 |
| 13 | 2.54MM_1*10_PIN | U1,U2 | PINHEADER1*10 | 2 |
| 14 | ULN2803A_C493377 | U3 | QFN-20_L4.0-W4.0-P0.50-BL-EP | 1 |
| 15 | 2PIN | U4,U6,U7 | PINHEADER1X2 | 3 |
| 16 | MTP125-1215-MIRRORED | U5 | HDR-30-OUTLINE-MIRRORED | 1 |
| 17 | MC6821 | U13 | DIP-40-600-ELL | 1 |
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