Re: [beagleboard] Are PRUs really deterministic, and well documented, ant not obsolete...

2019-01-10 Thread daveyjohn946
What surprises me is that why, if the precision of PRUs is their selling point, the original docs do not say a lot about it: when the precision is there, when it is not. Thus, thank you for these clarifications! I was afraid about a rare, occasional jitter, but if it works well for you... --

[beagleboard] PRUs - not really deterministic, missing docs?

2019-01-08 Thread daveyjohn946
Hi, I have read an intro about PRUs http://www.staroceans.org/documents/TI-sdk/spry264.pdf "each PRU has its own *single-cycle I/O*" Well, nice. Let's look further... http://processors.wiki.ti.com/index.php/Programmable_Realtime_Unit "Content is no longer maintained and is being kept for

[beagleboard] Are PRUs really deterministic, and well documented, ant not obsolete...

2019-01-08 Thread daveyjohn946
Hi, I have read this nice ad for PRUs http://www.staroceans.org/documents/TI-sdk/spry264.pdf which states how deterministic the PRUs are, "*each PRU has its own single-cycle I/O*" etc. Then I wanted details... http://processors.wiki.ti.com/index.php/Programmable_Realtime_Unit "Content is*

[beagleboard] Re: PRUs - not really deterministic, missing docs?

2019-01-09 Thread daveyjohn946
Please disregard, original thread is in the PRU subsection, posted here by mistake... On Tuesday, January 8, 2019 at 2:45:06 PM UTC+1, daveyj...@gmail.com wrote: > > Hi, I have read an intro about PRUs > http://www.staroceans.org/documents/TI-sdk/spry264.pdf "each PRU has its > own

Re: [beagleboard] Are PRUs really deterministic, and well documented, ant not obsolete...

2019-01-09 Thread daveyjohn946
Hi Charles and lazarman, I do not do anything serious enough to require certificates stating that these docs are true, I just wanted to have the docs... Just "it will be one or two cycles if" which, if true, is likely known by the designers of the chip. Which I eventually got from Charles'