Re: [beagleboard] uart performance flaky with BB 9.1 OS, works great with 7.11 version, same HW

On Tue, Jan 16, 2018 at 9:33 PM, wrote: > I am connecting 2 bb blacks via serial uart, /dev/ttyO1. or /dev/ttyS1. they > are symlinked. I need to use them at the fastest speeds, i.e. B300 or > more. When i use the older 7.11 image (straight off beagleboard downloads >

[beagleboard] uart performance flaky with BB 9.1 OS, works great with 7.11 version, same HW

I am connecting 2 bb blacks via serial uart, /dev/ttyO1. or /dev/ttyS1. they are symlinked. I need to use them at the fastest speeds, i.e. B300 or more. When i use the older 7.11 image (straight off beagleboard downloads site), the BB's communicate rock solid, no losses. When i upgrade the