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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 8813
http://forums.xgecu.com/attachment.php?aid=307&k=83794766bdb75eb34c0afc9f351e6cc2&t=1776111020&sid=BO1iBZ

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 8651
http://forums.xgecu.com/attachment.php?aid=308&k=06b44dfd7741952c9ebc7243fe6c0b58&t=1776111020&sid=BO1iBZ

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 40635
http://forums.xgecu.com/attachment.php?aid=309&k=a407c4c31a96ac347f1b1510af1d279a&t=1776111020&sid=BO1iBZ

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 8775
http://forums.xgecu.com/attachment.php?aid=315&k=194da403bb846e7a5d9ca702c84d371a&t=1776111020&sid=BO1iBZ

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 8858
http://forums.xgecu.com/attachment.php?aid=316&k=66eb7db4a19f8b67f708676e52262c81&t=1776111020&sid=BO1iBZ

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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