Rename trait and method and doc update

src/epd1in54b/mod.rs

@@ -6,7 +6,7 @@ use embedded_hal::{
 };
 
 use crate::interface::DisplayInterface;
-use crate::traits::{InternalWiAdditions, RefreshLUT, WaveshareDisplay, WaveshareTwoColorDisplay};
+use crate::traits::{InternalWiAdditions, RefreshLUT, WaveshareDisplay, WaveshareThreeColorDisplay};
 
 //The Lookup Tables for the Display
 mod constants;
@@ -83,7 +83,7 @@ where
     }
 }
 
-impl<SPI, CS, BUSY, DC, RST> WaveshareTwoColorDisplay<SPI, CS, BUSY, DC, RST>
+impl<SPI, CS, BUSY, DC, RST> WaveshareThreeColorDisplay<SPI, CS, BUSY, DC, RST>
     for EPD1in54b<SPI, CS, BUSY, DC, RST>
 where
     SPI: Write<u8>,
@@ -92,7 +92,7 @@ where
     DC: OutputPin,
     RST: OutputPin,
 {
-    fn update_both_planes(
+    fn update_color_frame(
         &mut self,
         spi: &mut SPI,
         black: &[u8],

src/lib.rs

@@ -84,7 +84,7 @@ pub(crate) mod type_a;
 
 pub mod prelude {
     pub use crate::color::Color;
-    pub use crate::traits::{RefreshLUT, WaveshareDisplay, WaveshareTwoColorDisplay};
+    pub use crate::traits::{RefreshLUT, WaveshareDisplay, WaveshareThreeColorDisplay};
     pub use crate::SPI_MODE;
 
     #[cfg(feature = "graphics")]

src/traits.rs

@@ -53,8 +53,8 @@ where
 }
 
 
-/// Functions to interact with two color panels
+/// Functions to interact with three color panels
-pub trait WaveshareTwoColorDisplay<SPI, CS, BUSY, DC, RST>:
+pub trait WaveshareThreeColorDisplay<SPI, CS, BUSY, DC, RST>:
     WaveshareDisplay<SPI, CS, BUSY, DC, RST>
 where
     SPI: Write<u8>,
@@ -63,12 +63,14 @@ where
     DC: OutputPin,
     RST: OutputPin,
 {
-    /// Update both color planes
+    /// Transmit data to the SRAM of the EPD
-    fn update_both_planes(
+    ///
+    /// Updates both the black and the secondary color layers
+    fn update_color_frame(
         &mut self,
         spi: &mut SPI,
         black: &[u8],
-        color1: &[u8],
+        color: &[u8],
     ) -> Result<(), SPI::Error>;
 }