Fix the angular wheel detection

src/rust/Cargo.toml

@@ -5,7 +5,7 @@ license = "Apache-2.0"
 authors = ["Lars Baunwall"]
 documentation = "https://github.com/larsbaunwall/beolyd5"
 repository = "https://github.com/larsbaunwall/beolyd5"
-version = "1.0.1"
+version = "1.0.2"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

src/rust/README.md

@@ -10,7 +10,7 @@
                                                           ┌─┴─────┐ │
   ┌─────────────┐               ┌─────────┐               │ .───. │)│
   │            .┴.              │  Pi 5/  │               │(     )│ │
-  │   BS5     ( = )◀──USB+HDMI──│HifiBerry│◀──PowerLink──│ `───' │ │
+  │   BS5     ( = )◀──USB+HDMI──│HifiBerry│◀──PowerLink───│ `───' │ │
   │            `┬'              │         │               │BeoLab ├─┘
   └─────────────┘               └─────────┘               └───────┘  
 ```

src/rust/src/lib.rs

@@ -115,7 +115,17 @@ impl Beolyd5Controller {
     //uint8_t bar [2] = { 0xc0, 0x00 }; // turns on LED
     //uint8_t bar [2] = { 0x80, 0x00 }; // turns off screen, on LED
     //uint8_t bar [2] = { 0xd0, 0x00 }; //  blinking
-    fn send(&self, data: [u8; 2]) -> Result<(), Box<dyn Error>> {
+
+    /// Sends a command to the device to turn on the LCD backlight or the LED.
+    /// Commands _could_ be:
+    /// - `[0x00, 0x00]` to turn off the LCD backlight and the LED
+    /// - `[0x40, 0x00]` to turn on the LCD backlight
+    /// - `[0xc0, 0x00]` to turn on the LED
+    /// - `[0x80, 0x00]` to turn off the LCD backlight and turn on the LED
+    /// - `[0xd0, 0x00]` to make the LED blink
+    /// - `[0x01, 0x00]` to make a click sound
+    /// Returns `Ok(())` if the command was sent successfully, or an `Err` if there was a problem sending the command.
+    pub fn send(&self, data: [u8; 2]) -> Result<(), Box<dyn Error>> {
         let device_clone = self.device.clone().ok_or_else(|| {
             Box::new(std::io::Error::new(
                 ErrorKind::NotFound,

src/rust/src/types.rs

@@ -3,6 +3,8 @@
  * Use of this source code is governed by an Apache 2.0 license that can be found in the LICENSE file.
  */
 
+use std::fmt;
+
 /// `Button` represents one of the four buttons on the BeoSound 5 controller.
 #[derive(Debug, Copy, Clone, PartialEq, serde::Serialize, serde::Deserialize)]
 pub enum Button {
@@ -13,6 +15,18 @@ pub enum Button {
     Standby,
 }
 
+impl fmt::Display for Button {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        match *self {
+            Button::None => write!(f, "None"),
+            Button::Left => write!(f, "Left"),
+            Button::Right => write!(f, "Right"),
+            Button::Go => write!(f, "Go"),
+            Button::Standby => write!(f, "Standby"),
+        }
+    }
+}
+
 /// `Wheel` represents one of the three wheels on the BeoSound 5 controller.
 #[derive(Debug, Copy, Clone, PartialEq, serde::Serialize, serde::Deserialize)]
 pub enum Wheel {
@@ -22,6 +36,17 @@ pub enum Wheel {
     None,
 }
 
+impl fmt::Display for Wheel {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        match *self {
+            Wheel::Front => write!(f, "Front"),
+            Wheel::Angular => write!(f, "Angular"),
+            Wheel::Back => write!(f, "Back"),
+            Wheel::None => write!(f, "None"),
+        }
+    }
+}
+
 /// `SystemEvent` represents a system event (any event) from the BeoSound 5 controller.
 /// It includes the event bytes, the last read bytes, the positions of the wheels, and the button pressed.
 #[derive(Debug, Copy, Clone, serde::Serialize, serde::Deserialize)]