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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 8525
http://forums.xgecu.com/attachment.php?aid=307&k=36603bc120b6cc894c563fc2a9f81393&t=1774518816&sid=rj1656

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 8443
http://forums.xgecu.com/attachment.php?aid=308&k=816afbcad6f8596f5e07e6cc673140d0&t=1774518816&sid=rj1656

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 39719
http://forums.xgecu.com/attachment.php?aid=309&k=242231ecfb6d9544bf4165f766758d14&t=1774518816&sid=rj1656

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 8582
http://forums.xgecu.com/attachment.php?aid=315&k=30a6fc1947f79a049ae53156844a9c7d&t=1774518816&sid=rj1656

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 8649
http://forums.xgecu.com/attachment.php?aid=316&k=7a03674e6096681e52dfc285b31f557f&t=1774518816&sid=rj1656

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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