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Standard

1.Easy to use and quick to get started

2.The process supports design scales of 300 devices or 1000 pads

3.Supports simple circuit simulation

4.For students, teachers, creators

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1.Brand new interactions and interfaces

2.Smooth support for design sizes of over 5,000 devices or 10,000 pads

3.More rigorous design constraints, more standardized processes

4.For enterprises, more professional users

Ongoing

STD 8-bit computer

License: Public Domain

Mode: Editors' pick

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Update time: 2021-02-03 11:59:57
Creation time: 2019-12-25 14:22:44
Description
this is my 8-bit computer(under development).
Design Drawing
schematic diagram
1 /
PCB
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ID Name Designator Footprint Quantity
1 1uF C1 CAP-TH_BD5.0-P2.00-D0.8-FD 1
2 1M R5 RES-TH_BD2.3-L6.5-P10.50-D0.5 1
3 SN74LS04N U5,U29 PDIP-14_L19.7-W6.6-P2.54-LS8.3-BL 2
4 LM555N U2,U3,U1 DIP-8_L9.7-W6.4-P2.54-LS7.6-BL 3
5 TSA064G60-250 SW2 SW-TH_L6.0-W6.0-P5.08 1
6 1M R3 RES-ADJ-TH_3296X-8MM 1
7 204-10SURD/S530-A3-L LED2 LED-TH_BD3.0-P2.54-FD 1
8 10nF C3,C2,C8 CAP-TH_L5.0-W5.0-P2.54-D1.0 3
9 1K R2,R7,R4,R1,R6 RES-TH_BD2.3-L6.5-P10.50-D0.5 5
10 74LS32 U7 74LS32 1
11 SS-12D02-VG4 SW1,SW4 SW-TH_SS-12D02-VG4 2
12 100nF C6,C4,C5 CAP-TH_L6.0-W6.0-P2.54-D1.0 3
13 220 R63 RES-TH_BD2.3-L6.5-P10.50-D0.5 1
14 74LS08 U4,U20 DIP14 2
15 220 R15,R14,R13,R12,R8,R9,R10,R11,R18,R16,R17,R19,R20,R21,R22,R23,R25,R24,R31,R26,R27,R28,R29,R30,R39,R33,R37,R41,R38,R32,R40,R36,R35,R34,R45,R44,R42,R43,R51,R50,R49,R48,R52,R55,R53,R54,R57,R59,R60,R58 R_AXIAL-0.3 50
16 RED LED6,LED7,LED8,LED9,LED1,LED3,LED4,LED5,LED10,LED12,LED11,LED13,LED14,LED15,LED16,LED17,LED33,LED34,LED35,LED28,LED29,LED30,LED31,LED32,LED41,LED46,LED47,LED48,LED49,LED42,LED43,LED44,LED45 LED-TH_BD5.0_RED 33
17 74LS245 U6,U8,U13,U35 DIP-20_L26.8-W6.4-P2.54-LS7.6-BL 4
18 0.1µF C7,C9,C10,C12,C11,C13,C15,C14,C17 RAD-0.1 9
19 74LS173 U10,U11,U9,U12,U15,U14,U16 DIP16 7
20 YELLOW LED22,LED25,LED24,LED23 LED-TH_BD5.0_BLUE 4
21 BLUE LED18,LED19,LED20,LED21 LED-TH_BD5.0_BLUE 4
22 74LS245 U17 DIP20 1
23 74LS02 U18 DIP14 1
24 GREEN LED26,LED27 LED-TH_BD5.0_BLUE 2
25 74LS86 U22,U23 DIP14 2
26 74LS283 U21,U19 DIP16 2
27 1k R47,R46,R56,R62 R_AXIAL-0.3 4
28 SN74LS157N U24 DIP-16_16P-L20.2-W6.6-P2.54-LS7.6-BL 1
29 Yellow LED39,LED36,LED38,LED37 LED-TH_BD5.0_GREEN 4
30 GREEN LED40 LED-TH_BD5.0_GREEN 1
31 DIP switchEI-04 SW3 SW-TH_DIP SWITCHEI-04 1
32 SN74LS173AN U25 DIP16 1
33 DIP switchEI-08 DIP1 SW-TH_16P-L20.5-W6.0-P2.54 1
34 74LS157 U32,U31,U30 DIP-16_16P-L20.2-W6.6-P2.54-LS7.6-BL 3
35 74LS04 U28 PDIP-14_L19.7-W6.6-P2.54-LS8.3-BL 1
36 switch SW5 KEY-TH_2P-L6.0-W6.0-P5.00 1
37 74LS00 U34 PDIP-14_L19.7-W6.6-P2.54-LS8.3-BL 1
38 0.01µF C16,C18,C19 RAD-0.1 3
39 74LS245 U33 DIP-20_L25.5-W10.0-P2.54-LS7.6-BL 1
40 74189 U27,U26 DIP-16_L20.4-W5.8-P2.54-LS7.6-BL 2
41 74LS161 U36 DIP-16_L19.8-W6.5-P2.54-LS7.6-BL 1
42 GREEN LED50,LED51,LED52,LED53 LED-TH_BD3.0_GREEN 4
43 100K R61 R_AXIAL-0.3 1
44 74LS139 U39 DIP16 1
45 NE555 U37 DIP-8_L9.8-W6.6-P2.54-LS7.6-BL 1
46 SEG-TH_0.56×1_Anode SEG2,SEG1,SEG3,SEG4 LED-SEG-TH_10P-L12.6-W19.0-P2.54-S15.24-BL 4
47 74LS107 U38 DIP14 1

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