Hayes Stack Chronograph

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Personal Computing (Magazine) February 1982
Unknown Computing Magazine

Hayes Stack Chronograph

I just had to have a Hayes Stack Chronograph so I bought one off of ePay for an exorbitant amount.

MyHayesStack.jpg

Images

  • MyHayesStack.jpg
  • Innards.jpg

  • Manual Cover

  • AT Summary

  • Hayes Chronograph Schematic 0000.jpg

Some commandss

Display

  • ATDT time
  • ATDD date

Set

  • ATSThhmmGO 24hr
  • ATSDyymmdd date
  • ATSWx weekday 0=Monday

Testing / Repairs

I've been able to set time and date and cause the VFD to display either however I'm not getting result codes or display data from the unit. I replaced the three AA batteries.

Resources

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