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From: The Natural Philosopher <tnp@invalid.invalid>
Newsgroups: comp.os.linux.misc
Subject: Re: sudo override
Date: Wed, 16 Oct 2024 19:55:54 +0100
Organization: A little, after lunch
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On 16/10/2024 13:04, Anssi Saari wrote:
> vjp2.at@at.BioStrategist.dot.dot.com writes:
> 
>> It seems I need to use sudo on minicom,
>> but not for sudo, to access the USB port.
>>
>> It is annoying but not fatal.
>> Is there any way to turn off this reqmt?
> 
> On some Linux systems, maybe even typically, permissions are like this
> for serial devices:
> 
> crw-rw---- 1 root dialout 188, 0 Oct 12 12:07 /dev/ttyUSB0

[ that device does not exist on my installation, but I am part of the 
dialout group and can access a USB serial port : I vaguely think I might 
have added myself for that reason]
> 
> So it might be all you need to do is add your user to the dialout
> group. Then again, /dev/ttyAMA0 on my Raspberry Pi running Ubuntu
> doesn't follow this convention, so YMMV.

-- 
There is something fascinating about science. One gets such wholesale 
returns of conjecture out of such a trifling investment of fact.

Mark Twain