Post AxT1NoeeVPpfrK472e by tml@mementomori.social
 (DIR) More posts by tml@mementomori.social
 (DIR) Post #AxT1NoeeVPpfrK472e by tml@mementomori.social
       2025-08-23T16:04:16Z
       
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       @nina_kali_nina Imagine copying your carefully produced data and/or code from a printed listing by hand, in hexadecimal, onto a form, from which Bill or his assistant will then read it and type it into whatever device that did the programming of the PROM.(Why not send the listing itself to Bill?  Maybe the true hobbyist didn't use an assembler but just wrote machine code by hand.)One hopes the data format used contained some CRC or similar...
       
 (DIR) Post #AxT1Nq6h6drEMaC1OC by publius@mastodon.sdf.org
       2025-08-23T16:38:21Z
       
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       @tml @nina_kali_nina Judging by the instructions to use a #2 pencil, I suspect the card was fed into an electromechanical reader.
       
 (DIR) Post #AxTH2zyQpEAI9LPd20 by tml@mementomori.social
       2025-08-23T19:34:11Z
       
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       @publius @nina_kali_nina Ah, you mean one of those where you draw lines in clearly limited elongated boxes, just wide enough to match a soft pencil?My mother, very much opposed to any change, used to have to fill in such for statistical purposes once a week or so, to be sent to the central administration of the government agency where she worked. Needless to say, she hated it. Also, listening to her, it sounded as if drawing those lines was the main point, not collecting good statistics...