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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 8846
http://forums.xgecu.com/attachment.php?aid=307&k=93190263250db057c2833dd2f4f362c5&t=1776344594&sid=1YJAwb

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 8663
http://forums.xgecu.com/attachment.php?aid=308&k=a95c125598942a655597250d213e3aa4&t=1776344594&sid=1YJAwb

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 40754
http://forums.xgecu.com/attachment.php?aid=309&k=580e03ccfcfddb748ea5ea0412fae69f&t=1776344594&sid=1YJAwb

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 8794
http://forums.xgecu.com/attachment.php?aid=315&k=54c09ddfd3ebef6fb1dd447a0701cfd4&t=1776344594&sid=1YJAwb

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 8877
http://forums.xgecu.com/attachment.php?aid=316&k=f5d87e53322ab721b4481fe13cb0913a&t=1776344594&sid=1YJAwb

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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