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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 8782
http://forums.xgecu.com/attachment.php?aid=307&k=92eb183326b370e61d38b4cfb12b0d92&t=1775831478&sid=5AE53Z



图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 8624
http://forums.xgecu.com/attachment.php?aid=308&k=2b904ef668bfbb616fbaf4547ba430f5&t=1775831478&sid=5AE53Z



附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 40527
http://forums.xgecu.com/attachment.php?aid=309&k=a5e4b26d1bffa7a9520fd84d1bd6e05b&t=1775831478&sid=5AE53Z

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 8758
http://forums.xgecu.com/attachment.php?aid=315&k=12eb9d8bc4919d62604aa602cd7cd4c7&t=1775831478&sid=5AE53Z



图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 8830
http://forums.xgecu.com/attachment.php?aid=316&k=4621485a58f01a7cce5e0dacc4185c30&t=1775831478&sid=5AE53Z


作者: admin    时间: 2021-3-16 11:10

回复 1# yovish
   thanks




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