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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 9176
http://forums.xgecu.com/attachment.php?aid=307&k=98470a8fbf32d700ad0a42211d52f077&t=1780733033&sid=7lo175

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 8949
http://forums.xgecu.com/attachment.php?aid=308&k=e484fae76d81f828c6b449e7d797628c&t=1780733033&sid=7lo175

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 42652
http://forums.xgecu.com/attachment.php?aid=309&k=e0b3926b1485ae0f7f51c92de7baeaed&t=1780733033&sid=7lo175

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 9087
http://forums.xgecu.com/attachment.php?aid=315&k=3cbecb525ff58bdc47a92400b537637b&t=1780733033&sid=7lo175

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 9200
http://forums.xgecu.com/attachment.php?aid=316&k=081a7c5970d9cc23eaf430e7dee67778&t=1780733033&sid=7lo175

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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