I'd try a different USB keyboard. It may be that your keyboard doesn't boot
up fast enough or has some other timing issue with the P3 USB device
enumeration procedure.
USB isn't a simple serial connection. And a Keyboard is a computer. Welcome
to the modern world.
- Brendon
On Fri, Dec 23, 2016
I still do not get it.
What could be different in the initialization process between « to plug a USB
keyboard when the P3 is already running » and when the P3 start with a USB
keyboard already plugged in ???
I’m very curious to see if another USB initialization state could be added or
checked
Hi,
I’m using my USB keyboard with the P3+SVGAboard. The keyboard works great until
I power off the P3 then back on. I always have a message on the external VGA
display « USB DEVICE REMOVED » and the keyboard doest not work until I unplug
the keyboard and plug it back again.
When I turn on
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