Acurite 02064
LeMaker Banana Pro (a20 arm, much like a Pi).

Accurite usb device is not seen in lsusb after *cold* boot.   Device must 
be unplugged/replugged in order to work.
My solution was to put "bootdelay=5" in the uboot configuration, then, and 
only then is the device seen in the lsusb
listing.

At this point, while we can see the device, weewx cannot communicate with 
it:

May 17 09:20:17 bpi weewx[6913]: acurite: Failed attempt 8 of 10 to get 
LOOP data: [Errno 110] Operation timed out
May 17 09:20:47 bpi weewx[6913]: acurite: Failed attempt 9 of 10 to get 
LOOP data: [Errno 5] Input/Output Error
May 17 09:21:17 bpi weewx[6913]: acurite: Failed attempt 10 of 10 to get 
LOOP data: [Errno 5] Input/Output Error

I tried usb resets on the device (logical) -- no change
I tried a powered hub -- no change


Again, an unplug/replug event is the only way to get it working again after 
a cold boot.  subsequent warm boots also work.


any hints?

thanks!
-craig

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