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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 9388
http://forums.xgecu.com/attachment.php?aid=307&k=4578b62558213827da7ca388a65b457a&t=1783096319&sid=IoBPGr

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 9153
http://forums.xgecu.com/attachment.php?aid=308&k=952d9b78d6b9c2efaebddec61fad8ed9&t=1783096319&sid=IoBPGr

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 42863
http://forums.xgecu.com/attachment.php?aid=309&k=bacece61558efcf2c2976704889c9ae7&t=1783096319&sid=IoBPGr

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 9284
http://forums.xgecu.com/attachment.php?aid=315&k=6d52f3b9441cf7f9ab0b465c95621114&t=1783096319&sid=IoBPGr

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 9386
http://forums.xgecu.com/attachment.php?aid=316&k=f2be5be0c445b04bbcdae9174c827d9c&t=1783096319&sid=IoBPGr

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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