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Altera_Forum
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12 years ago

USB clones and JTAG Indirect SFL mode

Hi, Trying to figured out things about my issue about Programming EPCS JTAG Indirect using SFL ( http://www.alteraforum.com/forum/showthread.php?t=44011 ), I did many searches in Altera forum,...
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Altera_Forum
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12 years ago

You should also consider the possibility that the problems are promoted by board related signal quality problems of the JTAG interface (e.g. ringing TCK) rather than only a bad programming adapter. If so, the combination of programming adapter, particularly driver impedance, and board matters. Similar problems have been observed with previous original Altera USB Blaster versions, too.