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by smoneck
Thu Mar 22, 2018 9:47 am
Forum: General discussion
Topic: Qualcomm Quick Charge 3.0 charger
Replies: 13
Views: 7666

Re: Qualcomm Quick Charge 3.0 charger

My raspberry 3b runs fine on a dodocool charger (this one) with Quick Charge 3.0.
by smoneck
Fri Mar 02, 2018 7:45 pm
Forum: Networking and servers
Topic: Get callers phone number via gsm module
Replies: 0
Views: 265

Get callers phone number via gsm module

Hi! I'm searching for a way to authenticate users via their phone number / to fetch the callers number when he/she calls the sim in a gsm module like https://www.waveshare.com/gsm-gprs-gnss-hat.htm https://www.amazon.de/AZDelivery-Shield-Antenne-Arduino-GRATIS/dp/B0721T8CDZ/ I already tried calling ...
by smoneck
Tue Oct 03, 2017 6:49 am
Forum: Advanced users
Topic: Pi 3 Model B+ USB Power Disable
Replies: 3
Views: 9513

Re: Pi 3 Model B+ USB Power Disable

I just found: On at least RPi3b power of all [USB-ports] and [Ethernet+WiFi] can be switched separately. There is a tool called uhubctl doing this using libusb (port 1 for Ethernet+Wifi, port 2 for USB).
by smoneck
Tue Oct 03, 2017 6:44 am
Forum: Advanced users
Topic: Disable USB ports
Replies: 14
Views: 14429

Re: Disable USB ports

I just found: On at least RPi3b power of all [USB-ports] and [Ethernet+WiFi] can be switched separately. There is a tool called uhubctl doing this using libusb (port 1 for Ethernet+Wifi, port 2 for USB).
by smoneck
Mon Oct 02, 2017 11:57 am
Forum: Advanced users
Topic: Disable USB ports
Replies: 14
Views: 14429

Re: Disable USB ports

Works for me on RPi 3b:
https://www.raspberrypi.org/forums/viewtopic.php?f=29&t=162539#p1051587 wrote:To shut off power on USB ports (this shuts power on ethernet as well):
echo '1-1' | sudo tee /sys/bus/usb/drivers/usb/unbind

To turn power back on
echo '1-1' | sudo tee /sys/bus/usb/drivers/usb/bind

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