ZTO-80 Single Board Computer V2

5 months ago 267
  • Description
  • Documents
  • BOM
  • Attachments
  • Members
  • Comments

Description

V2 of my ZTO-80 SBC project, with the end goal of having color graphics(?) along with a BASIC interpreter based off of NASCOM BASIC. A future revision may include support for CP/M.

Feel free to clone this project. Just be sure to acknowledge me as printed below:

Copyright Jacob Hahn 2019. This documentation describes Open Hardware and is licensed under the CERN OHL v. 1.2. You may redistribute and modify this documentation under the terms of the CERN OHL v.1.2. (http://ohwr.org/cernohl). This documentation is distributed WITHOUT ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING OF MERCHANTABILITY, SATISFACTORY QUALITY AND FITNESS FOR A PARTICULAR PURPOSE. Please see the CERN OHL v.1.2 for applicable conditions

Documents

CPU V2

CPUV2

BOM

ID Name Designator Footprint Quantity
1 Header-Male-2.54_2x20 P1 HDR-20X2/2.54 1
2 CON_HEADER_1X06 P4 M1X6 1
3 1k R2,R11,R6,R9,R1,R10,R3,R4,R5 0805 9
4 200 R8,R7 0805 2
5 AS6C62256A U2 DIP28-600 1
6 74LS139 U7 DIP16 1
7 100nF C1,C2,C3,C4,C5,C6,C7,C8,C15,C10,C11,C9,C12,C13,C14 0805 15
8 10uF C16 0805 1
9 Z80CTC-P U10 DIP28-600 1
10 AT28C256 U3 DIP28-600 1
11 HDR2X5 P3,P2 HDR2X5 2
12 Z80PIO U8 DIP40 1
13 Z80DART U4 DIP40 1
14 74LS138 U6 DIP16 1
15 PWR DC1 DC-005-2.5A-2.0 1
16 JUMPER J1 JUMPER 1
17 TS-1102-5016 SW1 KEY-6.0*6.0-2 1
18 MAX202 U5 DIP16 1
19 6.0000MHz X1 OSCILLATOR_DIP-8 1
20 1.8432MHz X2 OSCILLATOR_DIP-8 1
21 LED-3MM RED LED2,LED1 LED-3MM/2.54 2
22 Z80 CPU U1 DIP40 1
23 ULN2803A U9 DIP18 1
24 XM3C-0922-502 DSUB1 DB9-G-DC 1

Attachments

Filename Download
cern_ohl_v_1_2.txt
cern_ohl_v_1_2_howto.pdf

Members

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