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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 9513
http://forums.xgecu.com/attachment.php?aid=307&k=853d12569bcbbb7a76241ef928d13580&t=1789133832&sid=ZyEjup

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 9281
http://forums.xgecu.com/attachment.php?aid=308&k=2bff949c20c3b550a150cfd4e4327559&t=1789133832&sid=ZyEjup

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 43125
http://forums.xgecu.com/attachment.php?aid=309&k=05ce4c1080b7e3833a701146e4e69c55&t=1789133832&sid=ZyEjup

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 9424
http://forums.xgecu.com/attachment.php?aid=315&k=7e7d5804f9a030c1ebe257018aa6e2df&t=1789133832&sid=ZyEjup

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 9512
http://forums.xgecu.com/attachment.php?aid=316&k=e48cb487e507fae7748e8dfa8d0ad7ec&t=1789133832&sid=ZyEjup

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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