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Altera_Forum
Honored Contributor
20 years agoNIOS II SPI
I have some problems using NIOS II SPI pheriperal on a CYCLONE FPGA. It seems that the SCLK signal is driven only for the size of word I've configured in the SOPC builder, while it should be...
Altera_Forum
Honored Contributor
20 years ago- that's the normal way spi works
- there is one clock cycle on SCLK for every data bit shifted out - SCLK is independent of SS_n see e.g. http://www.maxim-ic.com/appnotes.cfm?appnote_number=802 (http://www.maxim-ic.com/appnotes.cfm?appnote_number=802)