From: Lars-Peter Clausen <lars@metafoo.de>
To: Jonathan Cameron <jic23@kernel.org>,
Stefan Popa <stefan.popa@analog.com>
Cc: Michael.Hennerich@analog.com, knaack.h@gmx.de, pmeerw@pmeerw.net,
linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 5/5] iio:adxl372: Add filter bandwidth support
Date: Sun, 15 Jul 2018 12:44:19 +0200 [thread overview]
Message-ID: <f16d0271-b203-ab02-50d8-fb0ef2ddc540@metafoo.de> (raw)
In-Reply-To: <20180715113636.5394c756@archlinux>
On 07/15/2018 12:36 PM, Jonathan Cameron wrote:
> On Thu, 12 Jul 2018 18:36:58 +0300
> Stefan Popa <stefan.popa@analog.com> wrote:
>
>> This patch adds the option for the user to select the filter bandwidth. The
>> user can also read the available bandwidths which are always adjusted to be
>> at most half of the sampling frequency. Furthermore, the currently selected
>> bandwidth can be read via the read_raw function, while the write_raw sets a
>> new bandwidth value.
>>
>
> How will the youth of today learn about aliasing if we are so nice to them?
> :) Good user friendly design choice btw. If someone is doing something
> crazy where they actually want the aliasing they can hack the driver.
Actually they can't. The hardware itself enforces that the filter bandwidth
is below or equal to the Nyquist frequency. All the user can do is select a
bandwidth even smaller. :)
prev parent reply other threads:[~2018-07-15 10:44 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-12 15:36 Stefan Popa
2018-07-15 10:36 ` Jonathan Cameron
2018-07-15 10:44 ` Lars-Peter Clausen [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=f16d0271-b203-ab02-50d8-fb0ef2ddc540@metafoo.de \
--to=lars@metafoo.de \
--cc=Michael.Hennerich@analog.com \
--cc=jic23@kernel.org \
--cc=knaack.h@gmx.de \
--cc=linux-iio@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=pmeerw@pmeerw.net \
--cc=stefan.popa@analog.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®