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by ali_chen
Fri Jul 22, 2016 6:38 pm
Forum: Troubleshooting
Topic: [Solved] USB not working - Raspberry pi 2
Replies: 30
Views: 36144

Re: [Solved] USB not working - Raspberry pi 2

Bypassing the upside power switch might be not a totally good idea. The logs indicate that the system has received the OVERCURRENT event. The LAN9512 combo device (hub + LAN) has a special (patented) way to sense the port OCS event using a single pin (PRTCTLx), to save on pin count. This pin control...

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