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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 9587
http://forums.xgecu.com/attachment.php?aid=307&k=23b38cedf1f396bdc4e3972a0cd1709f&t=1794439902&sid=3cFcdA

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 9350
http://forums.xgecu.com/attachment.php?aid=308&k=8a0818da221802c728a62a9de8596930&t=1794439902&sid=3cFcdA

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 43237
http://forums.xgecu.com/attachment.php?aid=309&k=39432a73a5b8e17c778f1c4b61b65257&t=1794439902&sid=3cFcdA

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 9498
http://forums.xgecu.com/attachment.php?aid=315&k=79e0946ebe1c4da8bf8bbbb550cae195&t=1794439902&sid=3cFcdA

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 9583
http://forums.xgecu.com/attachment.php?aid=316&k=f3ce2debb99af46a61f946f5053095bd&t=1794439902&sid=3cFcdA

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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