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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 8973
http://forums.xgecu.com/attachment.php?aid=307&k=4276393d76483a7e5a93c5d296cd1465&t=1777805465&sid=5UCw1W

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 8766
http://forums.xgecu.com/attachment.php?aid=308&k=45a3e9d75086fa603fc678692ed66ba5&t=1777805465&sid=5UCw1W

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 41618
http://forums.xgecu.com/attachment.php?aid=309&k=45eadc7bdb89a08dbcd877b73cd049ed&t=1777805465&sid=5UCw1W

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 8900
http://forums.xgecu.com/attachment.php?aid=315&k=6ec4961fff98806686845c07c5c7e644&t=1777805465&sid=5UCw1W

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 8980
http://forums.xgecu.com/attachment.php?aid=316&k=a28e38bdb741b0b4d8c12255bac965ec&t=1777805465&sid=5UCw1W

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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