[HN Gopher] The transparent chip inside a vintage Hewlett-Packar...
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       The transparent chip inside a vintage Hewlett-Packard floppy drive
        
       Author : picture
       Score  : 29 points
       Date   : 2023-12-20 19:05 UTC (3 hours ago)
        
 (HTM) web link (www.righto.com)
 (TXT) w3m dump (www.righto.com)
        
       | kens wrote:
       | Author here if anyone has questions. A bit of a change from my
       | usual x86 chips...
        
         | e3a8 wrote:
         | Wonderful work! Your articles are my favorite coffee reads
        
         | myself248 wrote:
         | > Inconveniently, metal that contacts silicon, metal that
         | crosses over silicon, and metal that forms a transistor all
         | appear very similar in this chip. This makes it more difficult
         | to determine the wiring.
         | 
         | I've heard that all diodes are LEDs, if one's vision extends to
         | the infrared. Is it possible to fire up the chip and photograph
         | it in the infrared, and would that make the transistors stand
         | out?
        
         | userbinator wrote:
         | Since you mention it was a defective part, were you able to see
         | the defect on the die?
        
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       (page generated 2023-12-20 23:00 UTC)