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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 8851
http://forums.xgecu.com/attachment.php?aid=307&k=bcb8b5b964c832869951d5dcf7d9d28b&t=1776435392&sid=5LGFlm

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 8668
http://forums.xgecu.com/attachment.php?aid=308&k=f3b54a6366e471683f41d5f9a2a09e97&t=1776435392&sid=5LGFlm

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 40798
http://forums.xgecu.com/attachment.php?aid=309&k=c830979a3b0962c85dc0db0cb978cd8e&t=1776435392&sid=5LGFlm

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 8804
http://forums.xgecu.com/attachment.php?aid=315&k=62b528f0433c230832d0ebe0890e3a3e&t=1776435392&sid=5LGFlm

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 8885
http://forums.xgecu.com/attachment.php?aid=316&k=f1b13b37d25996891cb9054855974524&t=1776435392&sid=5LGFlm

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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