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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 9413
http://forums.xgecu.com/attachment.php?aid=307&k=f0857e54f137e4c7c46a419c97fbf2f3&t=1783623522&sid=33K22H

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 9183
http://forums.xgecu.com/attachment.php?aid=308&k=269c9a8c4db8611420ba0f69cdd4d6df&t=1783623522&sid=33K22H

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 42897
http://forums.xgecu.com/attachment.php?aid=309&k=2bda0f2e72b3405ac4054a04772da0b5&t=1783623522&sid=33K22H

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 9306
http://forums.xgecu.com/attachment.php?aid=315&k=5c9fcb2da7b56afe277ea5b3ae2dcb6f&t=1783623522&sid=33K22H

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 9417
http://forums.xgecu.com/attachment.php?aid=316&k=20a395a0e001c6ae583a3433f7f8e931&t=1783623522&sid=33K22H

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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