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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 8491
http://forums.xgecu.com/attachment.php?aid=307&k=89cb968d73a3764db5ac67b6090b0e13&t=1774246471&sid=S72M2s

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 8406
http://forums.xgecu.com/attachment.php?aid=308&k=8f44fc77edac75338d63379cb97cd79b&t=1774246471&sid=S72M2s

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 39571
http://forums.xgecu.com/attachment.php?aid=309&k=98dcbf084cc13ba35a8a8ab262783f2d&t=1774246471&sid=S72M2s

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 8547
http://forums.xgecu.com/attachment.php?aid=315&k=1416a38f56cd1db915da62001e2f8037&t=1774246471&sid=S72M2s

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 8619
http://forums.xgecu.com/attachment.php?aid=316&k=982c4fe7715e44fb4a877d98d3b1e143&t=1774246471&sid=S72M2s

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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