[chbot] Power control of USB socket

Charles Manning cdhmanning at gmail.com
Fri Sep 29 07:21:06 BST 2023


I use an STM32 BluePill with a USB CDC (serial) stack on it to control
GPIOs.  Those could then control a relay or FET to interrupt power.
I would think that for most devices interrupting power is enough.


On Fri, 29 Sep 2023, 15:45 Synco Reynders, <synco.reynders at gmail.com> wrote:

> If your workstation is linux, you could add a script around the following:
>
> https://superuser.com/questions/1707773/how-to-turn-usb-connected-device-on-and-off-in-linux
> /s
>
> On Fri, 29 Sept 2023 at 13:41, Andrew Sands <andrew at theatrix.org.nz>
> wrote:
>
>> Hi all list dwellers,
>>
>> Given my Goggle fu has failed me, I now have a request for those clever
>> people whom are subscribed to this list.
>>
>> Like many of you, I have the odd project or two that connects a
>> microcontroller to a USB port for communication and power. As my work area
>> is mostly in my garage which is separate from my house, a major amount of
>> programming is done my remotely accessing a workstation which has the
>> project connected to it.
>>
>> What I'm looking for is either a device, module or even a circuit diagram
>> of something that would enable me to disconect the USB power to this down
>> stream device.
>>
>> Thanks for reading,
>>
>> Andrew
>> (022)681 6655
>>
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