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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 8714
http://forums.xgecu.com/attachment.php?aid=307&k=d56efc19288029b402ba0011dd310a9f&t=1775552865&sid=E38dDb

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 8559
http://forums.xgecu.com/attachment.php?aid=308&k=c45d7c5c2606b1e981d7cbbbd79a0a9a&t=1775552865&sid=E38dDb

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 40362
http://forums.xgecu.com/attachment.php?aid=309&k=0f460e9b7dfd5c44dc0bda896ef1ef24&t=1775552865&sid=E38dDb

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 8714
http://forums.xgecu.com/attachment.php?aid=315&k=2030681549e37cb3a67ba963b3320d9e&t=1775552865&sid=E38dDb

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 8786
http://forums.xgecu.com/attachment.php?aid=316&k=138009977f1b678b2f245da3a3690737&t=1775552865&sid=E38dDb

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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