diff --git a/src/channels.rs b/src/channels.rs
index f4b12ea..27ea36e 100644
--- a/src/channels.rs
+++ b/src/channels.rs
@@ -1,4 +1,4 @@
-/// ADC input channel selection
+/// ADC input channel selection.
 #[derive(Debug, Clone, Copy)]
 pub enum ChannelSelection {
     /// Measure single-ended signal on input channel 0.
diff --git a/src/devices/common.rs b/src/devices/common.rs
index 4216307..ee91328 100644
--- a/src/devices/common.rs
+++ b/src/devices/common.rs
@@ -6,7 +6,7 @@ macro_rules! impl_common_features {
         where
             I2C: embedded_hal::i2c::I2c<Error = E>,
         {
-            /// Read whether a measurement is currently in progress.
+            /// Checks whether a measurement is currently in progress.
             pub fn is_measurement_in_progress(&mut self) -> Result<bool, E> {
                 let config = self.read_reg_u16::<Config>()?;
                 Ok(!config.contains(Config::OS))
diff --git a/src/devices/features/tier1.rs b/src/devices/features/tier1.rs
index 2320405..5a90661 100644
--- a/src/devices/features/tier1.rs
+++ b/src/devices/features/tier1.rs
@@ -8,8 +8,7 @@ macro_rules! impl_tier1_features {
         {
             /// Sets the data rate.
             pub fn set_data_rate(&mut self, rate: $DataRate) -> Result<(), E> {
-                let config = self.config.clone();
-                let config = rate.configure(config);
+                let config = rate.configure(self.config);
                 self.write_reg_u16(config)?;
                 self.config = config;
                 Ok(())
diff --git a/src/types.rs b/src/types.rs
index 0d13ebd..e68b3ed 100644
--- a/src/types.rs
+++ b/src/types.rs
@@ -1,6 +1,6 @@
 use crate::Config;
 
-/// Data rate for ADS1013, ADS1014, ADS1015.
+/// Data rate for ADS101x.
 #[derive(Debug, Clone, Copy, PartialEq)]
 pub enum DataRate12Bit {
     /// 128 SPS
@@ -54,7 +54,7 @@ impl DataRate12Bit {
     }
 }
 
-/// Data rate for ADS1113, ADS1114, ADS1115.
+/// Data rate for ADS111x.
 #[derive(Debug, Clone, Copy, PartialEq)]
 pub enum DataRate16Bit {
     /// 8 SPS
@@ -111,7 +111,7 @@ impl DataRate16Bit {
     }
 }
 
-/// Comparator mode (only for ADS1x14, ADS1x15)
+/// Comparator mode (only for ADS1x14, ADS1x15).
 #[derive(Debug, Clone, Copy, PartialEq)]
 pub enum ComparatorMode {
     /// Traditional comparator (default)
@@ -129,7 +129,7 @@ pub enum ComparatorMode {
     Window,
 }
 
-/// Comparator polarity (only for ADS1x14, ADS1x15)
+/// Comparator polarity (only for ADS1x14, ADS1x15).
 #[derive(Debug, Clone, Copy, PartialEq)]
 pub enum ComparatorPolarity {
     /// Active low (default)
@@ -138,7 +138,7 @@ pub enum ComparatorPolarity {
     ActiveHigh,
 }
 
-/// Comparator polarity (only for ADS1x14, ADS1x15)
+/// Comparator latching (only for ADS1x14, ADS1x15).
 ///
 /// Select whether the ALERT/RDY pin latches after being asserted or clears
 /// after conversions are within the margin of the upper and lower
@@ -172,7 +172,7 @@ pub enum ComparatorQueue {
     Four,
 }
 
-/// Full-scale range configuration for the programmable gain amplifier (PGA) (only for ADS1x14, ADS1x15)
+/// Full-scale range configuration for the programmable gain amplifier (PGA) (only for ADS1x14, ADS1x15).
 ///
 /// This sets the input voltage measurable range.
 /// The FSR is fixed at ±2.048 V in the ADS1x13.