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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 9554
http://forums.xgecu.com/attachment.php?aid=307&k=bf3dc6577b84dac573bfbc6f88be0aca&t=1793904534&sid=6bGzg2

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 9321
http://forums.xgecu.com/attachment.php?aid=308&k=1086d71e8f8bcff72de1e98d9e5c7f41&t=1793904534&sid=6bGzg2

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 43199
http://forums.xgecu.com/attachment.php?aid=309&k=b39be28a81ac615702c15793ad68b640&t=1793904534&sid=6bGzg2

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 9470
http://forums.xgecu.com/attachment.php?aid=315&k=e093afac2f85556d62efb1663cd3eb30&t=1793904534&sid=6bGzg2

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 9558
http://forums.xgecu.com/attachment.php?aid=316&k=74221a4a2d86f93b27229d632a40141f&t=1793904534&sid=6bGzg2

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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