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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 6559
http://forums.xgecu.com/attachment.php?aid=307&k=a18199d97b1d7e7402759e8bf12b6edf&t=1747632801&sid=54TX4B

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 6469
http://forums.xgecu.com/attachment.php?aid=308&k=f1ac545aa8bd8613d23f3a7278c2bb12&t=1747632801&sid=54TX4B

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 27000
http://forums.xgecu.com/attachment.php?aid=309&k=253d2047ca96a1e89e6df70055b7062a&t=1747632801&sid=54TX4B

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 6454
http://forums.xgecu.com/attachment.php?aid=315&k=a3d991944d95df8e2fb647eef2ea16ee&t=1747632801&sid=54TX4B

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 6516
http://forums.xgecu.com/attachment.php?aid=316&k=b529909b9e7428a2826a4cc17b286c6d&t=1747632801&sid=54TX4B

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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