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标题: Logic Test - 7490 Bad Vector Table [打印本页]

作者: yovish 时间: 2021-3-16 05:52 标题: Logic Test - 7490 Bad Vector Table

You have a badly defined 7490 series logic chip test!
I am sending you a correctly defined test.

图片附件: 7490 Bad Test.png (2021-3-16 05:51, 30.47 KB) / 下载次数 8708
http://forums.xgecu.com/attachment.php?aid=307&k=bfd461a3620047bc215bc72f484389aa&t=1775521827&sid=n3mcQx

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 8556
http://forums.xgecu.com/attachment.php?aid=308&k=55b7b94f0251bfbd8b951ba60468edea&t=1775521827&sid=n3mcQx

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 40335
http://forums.xgecu.com/attachment.php?aid=309&k=c160aaf5ca6bff4015fcaa5092a5625b&t=1775521827&sid=n3mcQx

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 8712
http://forums.xgecu.com/attachment.php?aid=315&k=33ec38b74d3d05cfc88ef1bdfd8b26db&t=1775521827&sid=n3mcQx

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 8784
http://forums.xgecu.com/attachment.php?aid=316&k=888ef293fb70b4fafd19bf2b6980a2c0&t=1775521827&sid=n3mcQx

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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