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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 8802
http://forums.xgecu.com/attachment.php?aid=307&k=1ce5b83df25ccb078d57b77c49361945&t=1776007854&sid=TogBVF

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 8644
http://forums.xgecu.com/attachment.php?aid=308&k=6ce554c276528ff1e6bc5fba7d0af558&t=1776007854&sid=TogBVF

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 40605
http://forums.xgecu.com/attachment.php?aid=309&k=5e07c929d1dae655628ac1ea203ca826&t=1776007854&sid=TogBVF

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 8770
http://forums.xgecu.com/attachment.php?aid=315&k=87126de659f3ba0a6dc5d148aa42a92c&t=1776007854&sid=TogBVF

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 8845
http://forums.xgecu.com/attachment.php?aid=316&k=65829024528a93d88e97be06293c8890&t=1776007854&sid=TogBVF

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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