That's exactly what I talking about. I had the same picture on my logic analizer with latest 'official' (kernel 4.11.2) friendlyarm's OS build, and I even wrote a comment in this thread http://www.friendlyarm.com/Forum/viewtopic.php?f=47&t=856 (latest answer). And moving to last armbian OS build...

https://github.com/sashok1337/RF24/comm ... f5964df559

It's all my changes to get it work. You can download my repo with latest changes and try it, but I think that you also need to change kernel version/build.

https://github.com/sashok1337/RF24/comm ... f5964df559

It's all my changes to get it work. You can download my repo with latest changes and and it should work

Hello! I made it using https://github.com/nRF24/RF24/ library, but with fixed SPIDEV driver. I will make a fork of this library in a few days/week and post a link. BTW: There is a problems with SPI in current official build (that you already saw), so I used last armbian build https://www.armbian.com...

Hello! I made it using https://github.com/nRF24/RF24/ library, but with fixed SPIDEV driver. I will make a fork of this library in a few days/week and post a link. BTW: There is a problems with SPI in current official build, so I used last armbian build https://www.armbian.com/nanopi-neo-2/

Does anybody tried to change SPI mode (exactly SPI_CPOL (Clock polarity) and SPI_CPHA (Clock phase) ) ? All my attemps were unsuccessfull :( I tried both WiringNP (mode 0, 3) and native spidev_test.c (written by Anton Vorontsov) (with flags -HO and without them) - I've got same results on my logic a...