Comments on: If All You Have Is a Logic Analyzer, Everything Looks Like a Timing Problem http://www.neufeld.newton.ks.us/electronics/?p=1519 Sun, 08 Dec 2024 17:19:24 -0600 hourly 1 http://wordpress.org/?v=3.1.3 By: Tomaž http://www.neufeld.newton.ks.us/electronics/?p=1519&cpage=1#comment-30100 Tomaž Thu, 28 Jun 2012 08:24:58 +0000 http://www.neufeld.newton.ks.us/electronics/?p=1519#comment-30100 I also recently experimented with SPI on Arduino and had similar results. It appears a function call is quite slow compared to the SPI transfer. It's even worse if you attempt to use interrupt mode. http://www.tablix.org/~avian/blog/archives/2012/06/spi_interrupts_versus_polling/ I also recently experimented with SPI on Arduino and had similar results. It appears a function call is quite slow compared to the SPI transfer. It’s even worse if you attempt to use interrupt mode.

http://www.tablix.org/~avian/blog/archives/2012/06/spi_interrupts_versus_polling/

]]>