feat(adc): differential sampling support - #999

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NoahLutz wants to merge 46 commits into

atsamd-rs:masterfrom

VoltServer:adc-differential-sampling

Commits on Jan 14, 2026

added ability to trigger ADC flush, added call in Adc::read_channel()
NoahLutz
committed
93cb1d5

Commits on Jan 30, 2026

initial implementation to support differential sampling
NoahLutz
committed
9493627

Commits on Feb 2, 2026

Commits on Feb 3, 2026

Commits on Feb 5, 2026

added associated type to AdcInput to handle signedness for ADC results from differential inputs
NoahLutz
committed
607694f

Commits on Feb 9, 2026

set CTRLB.LEFTADJ when using differential sampling, added appropriate de-shifting when returning 12-bit signed result
NoahLutz
committed
4f5d207

Commits on Feb 10, 2026

Commits on Feb 11, 2026

Commits on Feb 12, 2026

Commits on Feb 13, 2026

simplified get_resolution() and adjusted auto left-shit to only adjust result when ADC is configured with Accumulation::Single
NoahLutz
committed
28d5cae

Commits on Feb 26, 2026

Merge branch 'master' into adc-differential-sampling
NoahLutz
committed
72d6d2c
removed now unecessary flush() after conversion
NoahLutz
committed
36fbece

Commits on Mar 3, 2026

added support for d11 implementation
NoahLutz
committed
e61a562

Commits on Mar 5, 2026

refactored read* functions and elevated CpuSourceVoltage to type-level marker trait, updated async API to be compatible with prior changes
NoahLutz
committed
6e3fdb0

Commits on Mar 9, 2026

removed conditonally-compiled fields in AdcSettings
NoahLutz
committed
a46c8ce

Commits on Mar 10, 2026

Commits on Mar 11, 2026

added back initialization of INPUTCTRL.GAIN for D11/D21 family chips
NoahLutz
committed
89f06da
minor formatting changes
NoahLutz
committed
f58a86e
updated doc example
NoahLutz
committed
8da29df

Commits on Mar 12, 2026

Commits on Mar 16, 2026

refactored to remove AdcInput wrapper type, separated functionality into read() and read_differential() function
NoahLutz
committed
c0eeb9d
moved remaining traits to mod.rs, removed input.rs
NoahLutz
committed
3e1f35b
Revert "updated impacted board examples"
NoahLutz
committed
feb6f77
fix d11 implementation
NoahLutz
committed
1e014e7
fix feather_m0 ADC example
NoahLutz
committed
c81757f
added feature gates for enable_offset_compensation() and enable_auto_rail_to_rail()
NoahLutz
committed
51d3b2f
updated documentation comments
NoahLutz
committed
9d8b0c5

Commits on Mar 23, 2026

Merge branch 'atsamd-rs:master' into adc-differential-sampling
NoahLutz
authored
f8991fd
replaced cast_signed() with cast using as
NoahLutz
committed
c4334d1

Commits on Jul 6, 2026

Merge branch 'master' into adc-differential-sampling
NoahLutz
authored
d17e956