John's Vademecum

Try to learn something about everything, and everything about something -Thomas Huxley “Darwin's bulldog” (1824-1895)

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6502 Project

Photos

Some pics of the project

Version 1 - veroboard

Mark 1 in all its glory

Twin LCD displays. 2-line for RTC and Uptime. 4 Line for monitor.

RTC Chip and 2 debounced push buttons on the top breadboard. RTC is fed with 32.768kHz from a function generator awaiting for a new xtal.

4-input AND gate for VIA IRQ connection to CPU on the other breadboard.

I/O board with 2 65C22 VIAs. Beeper piezo sounder in the Altoids tin.

Version 2

  • Planned to be built using Wirewrap methods but seems to have been forgotten about
    • I'll possibly return to the project in winter 2024/5?

John Pumford-Green 29/09/22 08:21

Further Information

public/computers/6502/photos.txt · Last modified: 06/03/25 06:49 GMT by 127.0.0.1