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Old 8th Jul 2019, 6:32 pm   #143
Join Date: May 2019
Location: Reading, Berkshire, UK.
Posts: 39
Default Re: Gemini 80-Bus System

0100 db b3              loop:   in a, (0xb3)       
0102 c3 00 01                   jp loop     ; sorry, can't assemble relative backward jumps in my head
so, this should do it - you should see pulses on the left end of R24. However, the loop is probably so fast that you will not see a clean reset on the other side.

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