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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 8938
http://forums.xgecu.com/attachment.php?aid=307&k=472736d11fb2c16b043aaf95b448643a&t=1777362311&sid=KFhp4N

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 8726
http://forums.xgecu.com/attachment.php?aid=308&k=48fc24a53dc03fdce556cc0c2325d144&t=1777362311&sid=KFhp4N

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 41273
http://forums.xgecu.com/attachment.php?aid=309&k=b142a188e0c899c1a2a774a79e65fdb3&t=1777362311&sid=KFhp4N

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 8869
http://forums.xgecu.com/attachment.php?aid=315&k=73099003f0590aecf878a25fd4f45804&t=1777362311&sid=KFhp4N

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 8942
http://forums.xgecu.com/attachment.php?aid=316&k=dd28dd0c8ff9292963fcb979fd3272d1&t=1777362311&sid=KFhp4N

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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