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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 9326
http://forums.xgecu.com/attachment.php?aid=307&k=ca5cff119c3567b674187a98183750c8&t=1782309519&sid=4pZvpK

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 9091
http://forums.xgecu.com/attachment.php?aid=308&k=97675b8afbd976ff156a928624979d3b&t=1782309519&sid=4pZvpK

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 42787
http://forums.xgecu.com/attachment.php?aid=309&k=e29e989b634e6e95036f0e9e542959b5&t=1782309519&sid=4pZvpK

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 9213
http://forums.xgecu.com/attachment.php?aid=315&k=8ce9b29b61eacf7d9032aac5c8e0e992&t=1782309519&sid=4pZvpK

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 9323
http://forums.xgecu.com/attachment.php?aid=316&k=f2903698a09f9dd55acb033bd85c004a&t=1782309519&sid=4pZvpK

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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