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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 9294
http://forums.xgecu.com/attachment.php?aid=307&k=76252be708984681308ff71efeae2ac6&t=1782043603&sid=8bSD0S

图片附件: 7490 Good Test.png (2021-3-16 05:52, 29.88 KB) / 下载次数 9065
http://forums.xgecu.com/attachment.php?aid=308&k=7ca26194dd00245dc4efbaa17b0fe39b&t=1782043603&sid=8bSD0S

附件: 7490.lgc (2021-3-16 05:52, 2.29 KB) / 下载次数 42748
http://forums.xgecu.com/attachment.php?aid=309&k=6b8411370fee8854a804b4887ab73fcd&t=1782043603&sid=8bSD0S

图片附件: 7490 Test Scheme.jpg (2021-3-20 04:55, 70.04 KB) / 下载次数 9181
http://forums.xgecu.com/attachment.php?aid=315&k=9d18c54f5983520aecfec45052bdd86c&t=1782043603&sid=8bSD0S

图片附件: 7490 Working.jpg (2021-3-20 04:55, 73.13 KB) / 下载次数 9296
http://forums.xgecu.com/attachment.php?aid=316&k=81a410349c5c47cef2368006f719a404&t=1782043603&sid=8bSD0S

作者: admin 时间: 2021-3-16 11:10

回复 1# yovish
thanks

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