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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 8694
http://forums.xgecu.com/attachment.php?aid=307&k=000522843175187c5d0f8741a15547fa&t=1775424924&sid=JuGuBU

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 8547
http://forums.xgecu.com/attachment.php?aid=308&k=1f948da8b7fd05dd164ccc6971a3d957&t=1775424924&sid=JuGuBU

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 40273
http://forums.xgecu.com/attachment.php?aid=309&k=30bf95ad659fe125a593b4d219d6d2fc&t=1775424924&sid=JuGuBU

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 8700
http://forums.xgecu.com/attachment.php?aid=315&k=dbc69a771e0039975336a293bb6cfe5b&t=1775424924&sid=JuGuBU

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 8773
http://forums.xgecu.com/attachment.php?aid=316&k=2d855a550588ed62977420131aa106db&t=1775424924&sid=JuGuBU

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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