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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 8593
http://forums.xgecu.com/attachment.php?aid=307&k=6afa87984d8f0214f602f4014cbac852&t=1774919619&sid=8G8N2n

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 8488
http://forums.xgecu.com/attachment.php?aid=308&k=d571466f48afa6c4ce00e1d4ddda04c7&t=1774919619&sid=8G8N2n

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 39964
http://forums.xgecu.com/attachment.php?aid=309&k=214ef0b4ee0389220203874a9abe039f&t=1774919619&sid=8G8N2n

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 8631
http://forums.xgecu.com/attachment.php?aid=315&k=9bab52fc1c4a654a55dec56d2762a51d&t=1774919619&sid=8G8N2n

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 8696
http://forums.xgecu.com/attachment.php?aid=316&k=a4c694216a50341fa84116fd9d0060ef&t=1774919619&sid=8G8N2n

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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