Changes to Derive(PollVariants) to accept any path for the value type.

peripheral-components/ads1256/node/Cargo.toml

@@ -8,7 +8,7 @@ readme.workspace = true
 license.workspace = true
 
 [features]
-embassy-sync = ["dep:embassy-sync", "ads1256/embassy-sync"]
+embassy-sync = ["dep:embassy-sync", "ads1256/embassy-sync", "physical-node/embassy-sync"]
 poll = ["standard-multiplexer", "embassy-sync"]
 config = ["physical-ads1256-types/config"]
 standard-input = ["physical-ads1256-types/standard-input"]

peripheral-components/ads1256/node/src/standard_multiplexer/sync/poll.rs

@@ -1,11 +1,15 @@
-use core::ops::DerefMut;
 use ads1256::{
     AdControl, Ads1256, BlockingDelay, DataRate, Multiplexer, OutputPin, SpiBus, Status, Wait,
 };
+use core::ops::DerefMut;
 use embassy_sync::blocking_mutex::raw::RawMutex;
 use embassy_sync::mutex::Mutex;
+use node_poll_variants::PollVariants;
 use physical_node::transducer::input::Poll;
+use uom::si::f32;
 
+#[derive(PollVariants)]
+#[value_type = "f32::ElectricPotential"]
 pub struct AutocalPoll<'a, DeviceMutexT, ModInT, DelayerT, SST, DrdyT, SpiT>
 where
     DeviceMutexT: RawMutex,
@@ -30,10 +34,22 @@ where
     DrdyT: Wait,
     SpiT: SpiBus,
 {
-    type Value = ();
+    type Value = f32::ElectricPotential;
 
     async fn poll(&self) -> Self::Value {
-        todo!()
+        self.ads1256
+            .lock()
+            .await
+            .deref_mut()
+            .autocal_convert_m(
+                self.spi,
+                self.input_mod.multiplexer(),
+                self.input_mod.status(),
+                self.input_mod.ad_control(),
+                self.input_mod.data_rate(),
+                true,
+            )
+            .await
     }
 }