Le dimanche 10 décembre 2017 12:57:53 UTC-5, Patrick Poirier a écrit : > > I am planning to feed the Pocket using VIN (VIN_AC), or Battery (VIN_BAT) > > I am using USB WIFI dongle connected as the wiki > > https://github.com/beagleboard/pocketbeagle/wiki/FAQ#how-do-i-get-additional-usb-connections > . > And according to this: = The Pocket is a HOST By default in the current > software, the system should be configured to use this port as a host. > > When I supply power using USB0 , WIFI works ok, > but when I feed from P1_1 (VIN) or P2_14, the systems gives this error at > boot: > [ 1.269429] musb-hdrc musb-hdrc.1: VBUS_ERROR in a_wait_vrise (81, > <SessEnd), retry #3, port1 00000104 > [ 1.421860] musb-hdrc musb-hdrc.1: VBUS_ERROR in a_wait_vrise (80, > <SessEnd), retry #3, port1 0008010c > > Do I have to implement a full USB host system using a TPS2051 to get the > WIFI dongle working with VIN or Battery? > > Note: I see a reference here about jumping VIN to USB , is it really safe ? https://beagleboard.org/pocket?place=msg%2Fbeagleboard%2FSWNBrgsjIeA%2F3VZCRZ-vAAAJ
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