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STD Z80Ardu Optimized

License: Public Domain

Mode: Editors' pick

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Update time: 2022-09-27 08:44:24
Creation time: 2019-12-02 07:32:38
Description
Z80 Homebrew Computer managed by Atmega 328. With Keyboard-Interface SD-Card for Boot-Process EEPROM for OS (programmable from Atmega328-side)
Design Drawing
schematic diagram
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ID Name Designator Footprint Quantity
1 100nF C1,C2,C3,C7 RAD-0.1 4
2 22pF C5,C8 RAD-0.1 2
3 Quarzoszillator F1 DIP-14 1
4 HDR-F-2.54_1x16 H1 HDR-F-2.54_1X16 1
5 Header-Female-2.54_1x4 KEYBOARD1 HDR-4X1/2.54 1
6 Header-Male-2.54-1X40PY P1 HDR-2.54-1X40PY 1
7 TX/RX P2,P6 HDR-3X1/2.54 2
8 Reset Z80 P3 HDR-2X1/2.54 1
9 Reset Atmega P4 HDR-2X1/2.54 1
10 SD-Card P5 HDR-6X1/2.54 1
11 10k R1 AXIAL-0.3 1
12 2,2k R2 AXIAL-0.3 1
13 470 R3,R4,R5 AXIAL-0.3 3
14 4k7 R6 AXIAL-0.3 1
15 4K7 R7 AXIAL-0.3 1
16 2K2 R8 AXIAL-0.3 1
17 10K R9,R10 AXIAL-0.4 2
18 ATMEGA328P_PDIP U1 DIP28-300 1
19 AT24C256C-PU U2 DIP-8 1
20 HD74HCT573P U3,U4 DIP20 2
21 Z80CPU-F U5 DIP40 1
22 UM61512-15 U6 DIP32-300 1
23 74HCT138N U10,U13 DIP16 2
24 74HCT595N U11 DIP16-2.54-20.32X5.84MM 1
25 ATMEGA8P_PDIP U12 DIP28-300 1
26 16 MHz Y1 HC49US 1
27 74LS32 U7 DIP14 1
28 74LS08 U8 DIP14 1
29 74LS04 U9 DIP14 1

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