> However, I have an old TI SN7441, and some ancient Motorola > ones, and also a few from an unknown manufacturer that all > light up two digits simultaneously as I described. > > Apparently, this had not been standardized.
Yeah, I imagine the various manufacturers optimized the logic however they felt like. TI's documentation simply didn't specify what happened on beyond zebra, though they do give the internal circuitry, so you could trace it out if you were motivated. www.wimb.net/files/dld.php?ds-sn7441.pdf - John -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To post to this group, send an email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/neonixie-l?hl=en-GB.
