Thread: Mk14 vdu
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Old 25th Oct 2020, 11:35 pm   #602
Phil__G
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Join Date: Mar 2011
Location: North Yorkshire, UK.
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Default Re: Mk14 vdu

Quote:
Originally Posted by SiriusHardware View Post
... in other words a byte value of b0001111 or 0x0F is somehow eventually getting written to that display cell.
just a thought, hope you dont mind me chipping in, shouldnt the 'Ↄ' be a 'O' which are the same except for bits 4 & 5 being low? maybe its not 0x0F being written, but bits 4&5 being pulled low? just thinking, these are nibble-wide RAM chips, and bits 0-3 are correct... ? ? ?
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