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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 8927
http://forums.xgecu.com/attachment.php?aid=307&k=721f412c957f6a96d933f72b9dbc4fa7&t=1777260421&sid=AA3D35

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 8721
http://forums.xgecu.com/attachment.php?aid=308&k=01f0466814bdf14ed847871999217027&t=1777260421&sid=AA3D35

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 41206
http://forums.xgecu.com/attachment.php?aid=309&k=dc400c1330db5df005c4bf12fd4f4e17&t=1777260421&sid=AA3D35

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 8856
http://forums.xgecu.com/attachment.php?aid=315&k=73bd7c913e40190d56ab3a50744916c2&t=1777260421&sid=AA3D35

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 8934
http://forums.xgecu.com/attachment.php?aid=316&k=675a4e65c7407a51304b2b52bd0379a8&t=1777260421&sid=AA3D35

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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