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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 9157
http://forums.xgecu.com/attachment.php?aid=307&k=d5451b2f31250c57f76fb92d0344c37c&t=1780469913&sid=fjWTjd

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 8933
http://forums.xgecu.com/attachment.php?aid=308&k=f3725d3a24a62c59539e0bc565d10ee1&t=1780469913&sid=fjWTjd

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 42628
http://forums.xgecu.com/attachment.php?aid=309&k=7841358a4c56506c8f2d7f956960bb51&t=1780469913&sid=fjWTjd

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 9076
http://forums.xgecu.com/attachment.php?aid=315&k=a4eff8561b8fbe86962e36f9a38e61ae&t=1780469913&sid=fjWTjd

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 9176
http://forums.xgecu.com/attachment.php?aid=316&k=bf772d06f9da6363444083d7b3be2723&t=1780469913&sid=fjWTjd

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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