Re: [PATCH 2/2] iio: adc: ti-adc128s052: Add lower resolution devices support

Nishanth Menon
2025-04-14T14:52:35Z

On 09:40-20250414, Matti Vaittinen wrote:
> On 08/04/2025 16:21, Sukrut Bellary wrote:
> > The adcxx4s communicates with a host processor via an SPI/Microwire Bus
> > interface. The device family responds with 12-bit data, of which the LSB
> > bits are transmitted by the lower resolution devices as 0.
> > The unavailable bits are 0 in LSB.
> > Shift is calculated per resolution and used in scaling and
> > raw data read.
> >
> > Lets reuse the driver to support the family of devices with name
> > ADC<bb><c>S<sss>, where
> > * bb is the resolution in number of bits (8, 10, 12)
> > * c is the number of channels (1, 2, 4, 8)
> > * sss is the maximum conversion speed (021 for 200 kSPS, 051 for 500 kSPS
> > and 101 for 1 MSPS)
> >
> > Complete datasheets are available at TI's website here:
> > https://www.ti.com/lit/gpn/adc<bb><c>s<sss>.pdf
>
> I tried looking up:
> https://www.ti.com/lit/gpn/adc102s051.pdf

Gaah - the IT folks keep messing with the URLs :( -> dropping .pdf in
the url should get you to the pdf #facepalm :( (sidenote: that wasn't
the case a year back :( - hopefully this will stay).

--
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5 849D 1736 249D