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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 8204
http://forums.xgecu.com/attachment.php?aid=307&k=6e36df360e26f3957d30027ba2bb2eb4&t=1771810287&sid=tJaH4a

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 8125
http://forums.xgecu.com/attachment.php?aid=308&k=9e5fe447ba29be7bba6d42ded439c854&t=1771810287&sid=tJaH4a

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 38185
http://forums.xgecu.com/attachment.php?aid=309&k=f42da872466c391799386863a67df94c&t=1771810287&sid=tJaH4a

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 8288
http://forums.xgecu.com/attachment.php?aid=315&k=0d2248918c6505f56f73691d3b580f81&t=1771810287&sid=tJaH4a

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 8350
http://forums.xgecu.com/attachment.php?aid=316&k=b86dbd02b0de666d386f0bafcbbce549&t=1771810287&sid=tJaH4a

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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