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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 8822
http://forums.xgecu.com/attachment.php?aid=307&k=801811dcd2f30c7235936d669f799d59&t=1776166793&sid=9TdlBS

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 8653
http://forums.xgecu.com/attachment.php?aid=308&k=67596ee4657cafeabf7aacad6396daaf&t=1776166793&sid=9TdlBS

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 40653
http://forums.xgecu.com/attachment.php?aid=309&k=41b0bfc19c4fdd930fa66bd9c52c9387&t=1776166793&sid=9TdlBS

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 8779
http://forums.xgecu.com/attachment.php?aid=315&k=10166381b0779b9daf513d75914124df&t=1776166793&sid=9TdlBS

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 8862
http://forums.xgecu.com/attachment.php?aid=316&k=e37d2ced95b540f4d3fb3f98f3b2d161&t=1776166793&sid=9TdlBS

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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