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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 9572
http://forums.xgecu.com/attachment.php?aid=307&k=17a5da7aec8d2774ad5b68e9f8656199&t=1794180362&sid=3b8y9D

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 9334
http://forums.xgecu.com/attachment.php?aid=308&k=8e6d3482e688df90a3d5a729de57ac27&t=1794180362&sid=3b8y9D

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 43215
http://forums.xgecu.com/attachment.php?aid=309&k=31cb00b690de797cf041fd7b2ad17c13&t=1794180362&sid=3b8y9D

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 9486
http://forums.xgecu.com/attachment.php?aid=315&k=eb99f6604a097bb0d70d26479a27a8c0&t=1794180362&sid=3b8y9D

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 9569
http://forums.xgecu.com/attachment.php?aid=316&k=e8f0fafff685d0ed7ec6b0890a285f44&t=1794180362&sid=3b8y9D

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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