diff --git a/src/epd1in54/mod.rs b/src/epd1in54/mod.rs
index 1edac11..99f0d4c 100644
--- a/src/epd1in54/mod.rs
+++ b/src/epd1in54/mod.rs
@@ -112,11 +112,8 @@ where
         // 1 .. B[6:0]  = 0xCE | 0xD6
         // 1 .. C[6:0]  = 0x8D | 0x9D
         //TODO: test
-        self.interface.cmd_with_data(
-            spi,
-            Command::BoosterSoftStartControl,
-            &[0xD7, 0xD6, 0x9D],
-        )?;
+        self.interface
+            .cmd_with_data(spi, Command::BoosterSoftStartControl, &[0xD7, 0xD6, 0x9D])?;
 
         // One Databyte with value 0xA8 for 7V VCOM
         self.interface
diff --git a/src/epd1in54b/mod.rs b/src/epd1in54b/mod.rs
index 8441508..25a5b48 100644
--- a/src/epd1in54b/mod.rs
+++ b/src/epd1in54b/mod.rs
@@ -111,8 +111,7 @@ where
         self.wait_until_idle();
         self.send_resolution(spi)?;
 
-        self.interface
-            .cmd(spi, Command::DataStartTransmission1)?;
+        self.interface.cmd(spi, Command::DataStartTransmission1)?;
 
         for b in black {
             let expanded = expand_bits(*b);
@@ -126,8 +125,7 @@ where
         spi: &mut SPI,
         chromatic: &[u8],
     ) -> Result<(), SPI::Error> {
-        self.interface
-            .cmd(spi, Command::DataStartTransmission2)?;
+        self.interface.cmd(spi, Command::DataStartTransmission2)?;
         self.interface.data(spi, chromatic)?;
         Ok(())
     }
@@ -209,8 +207,7 @@ where
         self.wait_until_idle();
         self.send_resolution(spi)?;
 
-        self.interface
-            .cmd(spi, Command::DataStartTransmission1)?;
+        self.interface.cmd(spi, Command::DataStartTransmission1)?;
 
         for b in buffer {
             // Two bits per pixel
@@ -224,8 +221,7 @@ where
         let color = self.color.get_byte_value();
         let nbits = WIDTH * (HEIGHT / 8);
 
-        self.interface
-            .cmd(spi, Command::DataStartTransmission2)?;
+        self.interface.cmd(spi, Command::DataStartTransmission2)?;
         self.interface.data_x_times(spi, color, nbits)?;
 
         //NOTE: Example code has a delay here
@@ -264,16 +260,14 @@ where
         let color = DEFAULT_BACKGROUND_COLOR.get_byte_value();
 
         // Clear the black
-        self.interface
-            .cmd(spi, Command::DataStartTransmission1)?;
+        self.interface.cmd(spi, Command::DataStartTransmission1)?;
 
         // Uses 2 bits per pixel
         self.interface
             .data_x_times(spi, color, 2 * (WIDTH * HEIGHT / 8))?;
 
         // Clear the red
-        self.interface
-            .cmd(spi, Command::DataStartTransmission2)?;
+        self.interface.cmd(spi, Command::DataStartTransmission2)?;
         self.interface
             .data_x_times(spi, color, WIDTH * HEIGHT / 8)?;
         Ok(())
diff --git a/src/epd2in7b/mod.rs b/src/epd2in7b/mod.rs
index fc85eab..37ae3b5 100644
--- a/src/epd2in7b/mod.rs
+++ b/src/epd2in7b/mod.rs
@@ -160,13 +160,11 @@ where
     }
 
     fn update_frame(&mut self, spi: &mut SPI, buffer: &[u8]) -> Result<(), SPI::Error> {
-        self.interface
-            .cmd(spi, Command::DataStartTransmission1)?;
+        self.interface.cmd(spi, Command::DataStartTransmission1)?;
         self.send_buffer_helper(spi, buffer)?;
 
         // Clear chromatic layer since we won't be using it here
-        self.interface
-            .cmd(spi, Command::DataStartTransmission2)?;
+        self.interface.cmd(spi, Command::DataStartTransmission2)?;
         self.interface
             .data_x_times(spi, !self.color.get_byte_value(), WIDTH * HEIGHT / 8)?;
 
@@ -217,15 +215,13 @@ where
         self.wait_until_idle();
 
         let color_value = self.color.get_byte_value();
-        self.interface
-            .cmd(spi, Command::DataStartTransmission1)?;
+        self.interface.cmd(spi, Command::DataStartTransmission1)?;
         self.interface
             .data_x_times(spi, color_value, WIDTH * HEIGHT / 8)?;
 
         self.interface.cmd(spi, Command::DataStop)?;
 
-        self.interface
-            .cmd(spi, Command::DataStartTransmission2)?;
+        self.interface.cmd(spi, Command::DataStartTransmission2)?;
         self.interface
             .data_x_times(spi, color_value, WIDTH * HEIGHT / 8)?;
         self.interface.cmd(spi, Command::DataStop)?;
@@ -294,8 +290,7 @@ where
         spi: &mut SPI,
         achromatic: &[u8],
     ) -> Result<(), SPI::Error> {
-        self.interface
-            .cmd(spi, Command::DataStartTransmission1)?;
+        self.interface.cmd(spi, Command::DataStartTransmission1)?;
 
         self.send_buffer_helper(spi, achromatic)?;
 
@@ -310,8 +305,7 @@ where
         spi: &mut SPI,
         chromatic: &[u8],
     ) -> Result<(), SPI::Error> {
-        self.interface
-            .cmd(spi, Command::DataStartTransmission2)?;
+        self.interface.cmd(spi, Command::DataStartTransmission2)?;
 
         self.send_buffer_helper(spi, chromatic)?;
 
diff --git a/src/epd2in9/mod.rs b/src/epd2in9/mod.rs
index 0f25b7b..99d003c 100644
--- a/src/epd2in9/mod.rs
+++ b/src/epd2in9/mod.rs
@@ -111,11 +111,8 @@ where
         // 1 .. B[6:0]  = 0xCE | 0xD6
         // 1 .. C[6:0]  = 0x8D | 0x9D
         //TODO: test
-        self.interface.cmd_with_data(
-            spi,
-            Command::BoosterSoftStartControl,
-            &[0xD7, 0xD6, 0x9D],
-        )?;
+        self.interface
+            .cmd_with_data(spi, Command::BoosterSoftStartControl, &[0xD7, 0xD6, 0x9D])?;
 
         // One Databyte with value 0xA8 for 7V VCOM
         self.interface
diff --git a/src/epd2in9bc/mod.rs b/src/epd2in9bc/mod.rs
index 5a81342..6f76602 100644
--- a/src/epd2in9bc/mod.rs
+++ b/src/epd2in9bc/mod.rs
@@ -165,8 +165,7 @@ where
     ///
     /// Finish by calling `update_chromatic_frame`.
     fn update_achromatic_frame(&mut self, spi: &mut SPI, black: &[u8]) -> Result<(), SPI::Error> {
-        self.interface
-            .cmd(spi, Command::DataStartTransmission1)?;
+        self.interface.cmd(spi, Command::DataStartTransmission1)?;
         self.interface.data(spi, black)?;
         Ok(())
     }
@@ -179,8 +178,7 @@ where
         spi: &mut SPI,
         chromatic: &[u8],
     ) -> Result<(), SPI::Error> {
-        self.interface
-            .cmd(spi, Command::DataStartTransmission2)?;
+        self.interface.cmd(spi, Command::DataStartTransmission2)?;
         self.interface.data(spi, chromatic)?;
 
         self.wait_until_idle();
@@ -258,16 +256,14 @@ where
     }
 
     fn update_frame(&mut self, spi: &mut SPI, buffer: &[u8]) -> Result<(), SPI::Error> {
-        self.interface
-            .cmd(spi, Command::DataStartTransmission1)?;
+        self.interface.cmd(spi, Command::DataStartTransmission1)?;
 
         self.interface.data(spi, &buffer)?;
 
         // Clear the chromatic layer
         let color = self.color.get_byte_value();
 
-        self.interface
-            .cmd(spi, Command::DataStartTransmission2)?;
+        self.interface.cmd(spi, Command::DataStartTransmission2)?;
         self.interface.data_x_times(spi, color, NUM_DISPLAY_BITS)?;
 
         self.wait_until_idle();
@@ -306,14 +302,12 @@ where
         let color = DEFAULT_BACKGROUND_COLOR.get_byte_value();
 
         // Clear the black
-        self.interface
-            .cmd(spi, Command::DataStartTransmission1)?;
+        self.interface.cmd(spi, Command::DataStartTransmission1)?;
 
         self.interface.data_x_times(spi, color, NUM_DISPLAY_BITS)?;
 
         // Clear the chromatic
-        self.interface
-            .cmd(spi, Command::DataStartTransmission2)?;
+        self.interface.cmd(spi, Command::DataStartTransmission2)?;
         self.interface.data_x_times(spi, color, NUM_DISPLAY_BITS)?;
 
         self.wait_until_idle();
diff --git a/src/epd4in2/mod.rs b/src/epd4in2/mod.rs
index 73e46e0..4e155a5 100644
--- a/src/epd4in2/mod.rs
+++ b/src/epd4in2/mod.rs
@@ -211,8 +211,7 @@ where
         self.wait_until_idle();
         let color_value = self.color.get_byte_value();
 
-        self.interface
-            .cmd(spi, Command::DataStartTransmission1)?;
+        self.interface.cmd(spi, Command::DataStartTransmission1)?;
         self.interface
             .data_x_times(spi, color_value, WIDTH / 8 * HEIGHT)?;
 
@@ -285,13 +284,11 @@ where
 
         let color_value = self.color.get_byte_value();
 
-        self.interface
-            .cmd(spi, Command::DataStartTransmission1)?;
+        self.interface.cmd(spi, Command::DataStartTransmission1)?;
         self.interface
             .data_x_times(spi, color_value, WIDTH / 8 * HEIGHT)?;
 
-        self.interface
-            .cmd(spi, Command::DataStartTransmission2)?;
+        self.interface.cmd(spi, Command::DataStartTransmission2)?;
         self.interface
             .data_x_times(spi, color_value, WIDTH / 8 * HEIGHT)?;
         Ok(())
@@ -450,8 +447,7 @@ where
     fn update_old_frame(&mut self, spi: &mut SPI, buffer: &[u8]) -> Result<(), SPI::Error> {
         self.wait_until_idle();
 
-        self.interface
-            .cmd(spi, Command::DataStartTransmission1)?;
+        self.interface.cmd(spi, Command::DataStartTransmission1)?;
 
         self.interface.data(spi, buffer)?;
 
@@ -463,8 +459,7 @@ where
         self.wait_until_idle();
         // self.send_resolution(spi)?;
 
-        self.interface
-            .cmd(spi, Command::DataStartTransmission2)?;
+        self.interface.cmd(spi, Command::DataStartTransmission2)?;
 
         self.interface.data(spi, buffer)?;
 
@@ -492,8 +487,7 @@ where
 
         self.shift_display(spi, x, y, width, height)?;
 
-        self.interface
-            .cmd(spi, Command::DataStartTransmission1)?;
+        self.interface.cmd(spi, Command::DataStartTransmission1)?;
 
         self.interface.data(spi, buffer)?;
 
@@ -519,8 +513,7 @@ where
 
         self.shift_display(spi, x, y, width, height)?;
 
-        self.interface
-            .cmd(spi, Command::DataStartTransmission2)?;
+        self.interface.cmd(spi, Command::DataStartTransmission2)?;
 
         self.interface.data(spi, buffer)?;
 
@@ -546,13 +539,11 @@ where
 
         self.shift_display(spi, x, y, width, height)?;
 
-        self.interface
-            .cmd(spi, Command::DataStartTransmission1)?;
+        self.interface.cmd(spi, Command::DataStartTransmission1)?;
         self.interface
             .data_x_times(spi, color_value, width / 8 * height)?;
 
-        self.interface
-            .cmd(spi, Command::DataStartTransmission2)?;
+        self.interface.cmd(spi, Command::DataStartTransmission2)?;
         self.interface
             .data_x_times(spi, color_value, width / 8 * height)?;