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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 9245
http://forums.xgecu.com/attachment.php?aid=307&k=e88062b9f782a0f41d67ab4d27dbe1b8&t=1781519696&sid=nO0wNC

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 9030
http://forums.xgecu.com/attachment.php?aid=308&k=24854c6096dd12e2b245643459468434&t=1781519696&sid=nO0wNC

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 42703
http://forums.xgecu.com/attachment.php?aid=309&k=2b2d58bb60f1a205546af1be0fcaebf9&t=1781519696&sid=nO0wNC

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 9135
http://forums.xgecu.com/attachment.php?aid=315&k=736745fa97c380cb954979b58ddf3b32&t=1781519696&sid=nO0wNC

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 9250
http://forums.xgecu.com/attachment.php?aid=316&k=23b0a2734b147ba283b883982fcfa822&t=1781519696&sid=nO0wNC

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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