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Mode: Editors' pick
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Update time：
2022-08-09 18:37:44
Creation time：
2018-08-25 12:58:51
Description
8 Bit Breadboard Computer
** Initial shematics **
** Not yet finished **
Design Drawing
schematic diagram
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Control Unit
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Program Counter
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Program Loader
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EEPROM Programer
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Sound Module
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Display Module
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ALU
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RTC Module
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Controller Port
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PCB
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | led Green | LED | LED-1206 | 1 |
| 2 | 28C16 | U1,U2,U3,U4,U14,U19 | DIP-24_600MIL | 6 |
| 3 | 74LS161N | U5,U6,U7 | DIP16 | 3 |
| 4 | 74LS245 | U10 | DIP20 | 1 |
| 5 | CABLE PERIPHERAL | FTDI | PA_PMOD_SIL_MALE | 1 |
| 6 | 27K | R17 | R402 | 1 |
| 7 | dioda | SW20,SW21,SW22,SW1,SW4,SW5,SW6,SW7,SW8,SW9,SW10,SW11,SW2,SW3,SW12,SW13,SW14,SW15,SW16,SW17,SW18,SW19,SW23,SW24,SW25,SW26 | NONE | 26 |
| 8 | 74HC595 | U8,U9,U12,U13 | SOP-16_150MIL | 4 |
| 9 | ARDUINO NANO | U11 | ARDUINO_NANO | 1 |
| 10 | 10uF | C1,C15,C16,C17,C18 | RAD-0.2 | 5 |
| 11 | 100uF | C2 | RAD-0.2 | 1 |
| 12 | 1000uF | C3 | CAP-D4.0XF1.5 | 1 |
| 13 | 1uF | C4 | CAP-D4.0XF1.5 | 1 |
| 14 | 1uF | C5 | RAD-0.2 | 1 |
| 15 | 100uF | C6 | CAP-D4.0XF1.5 | 1 |
| 16 | 4MHz | OSC | OSC-YSO-3225_4P | 1 |
| 17 | 1K | R1,R15 | R402 | 2 |
| 18 | 100R | R2 | R402 | 1 |
| 19 | 2.5K | R3 | R402 | 1 |
| 20 | 10K | R4 | TRIMPOT-5MM | 1 |
| 21 | 2K | R5 | R402 | 1 |
| 22 | SP | SP2 | AL11P | 1 |
| 23 | SN76489AN | U1 | SN76489AN | 1 |
| 24 | LM386 | U15 | DIP-8 | 1 |
| 25 | 74LS08 | U16,U31 | SOT | 2 |
| 26 | 100K | 10K | WH160-1-104 | 1 |
| 27 | 47uF | C8 | CAP-D4.0XF1.5 | 1 |
| 28 | ST7920 | LCD | LCD 128X64 CONTROLLER ST7920 | 1 |
| 29 | 3.3K | R6,R10,R11,R12 | R402 | 4 |
| 30 | 330R * | R8 | R402 | 1 |
| 31 | 330R | R9 | R402 | 1 |
| 32 | 74LS08 | U21 | DIP14 | 1 |
| 33 | 100nF | C7,C9,C10,C11,C12,C19 | RAD-0.2 | 6 |
| 34 | NPN | Q1 | SEEED-SOT-23 | 1 |
| 35 | 100K | R13 | R402 | 1 |
| 36 | 470R | R14 | R402 | 1 |
| 37 | 74LS86 | U20,U22 | DIP-14 | 2 |
| 38 | 74283 | U23,U24 | DIP16 | 2 |
| 39 | 74LS245WMX | U25 | SOIC-20_300MIL | 1 |
| 40 | OR | U26,U29 | SOT353 | 2 |
| 41 | AND | U27 | NONE | 1 |
| 42 | LEDBAR | U28 | 10LEDBAR | 1 |
| 43 | NOT | 74LS04 | DIP-14 | 1 |
| 44 | ?V | B1 | BATTERY-2 | 1 |
| 45 | ?pF | C13 | RAD-0.2 | 1 |
| 46 | ? | R7,R16 | R402 | 2 |
| 47 | M3002 | RTC | DIP16 | 1 |
| 48 | 32.768Mhz | Y1 | HC49US | 1 |
| 49 | 10nF | C14 | RAD-0.2 | 1 |
| 50 | 10R | R18 | R402 | 1 |
| 51 | 74ls173 | U30 | DIP-16 | 1 |
| 52 | DB9 | X1 | DB9 | 1 |
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