arduino-hal: Add support for Arduino Mega 2560

Rahix · Feb 17, 2021 · 9e41a1e · 9e41a1e
1 parent 8cffcc8
commit 9e41a1e
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Showing 6 changed files with 357 additions and 7 deletions.
diff --git a/arduino-hal/Cargo.toml b/arduino-hal/Cargo.toml
@@ -12,6 +12,7 @@ board-selected = []
 mcu-atmega=[]
 arduino-uno = ["mcu-atmega", "atmega-hal/atmega328p", "board-selected"]
 arduino-leonardo = ["mcu-atmega", "atmega-hal/atmega32u4", "board-selected"]
+arduino-mega2560 = ["mcu-atmega", "atmega-hal/atmega2560", "board-selected"]
 
 [dependencies]
 cfg-if = "1"

diff --git a/arduino-hal/src/clock.rs b/arduino-hal/src/clock.rs
@@ -5,4 +5,6 @@ pub(crate) mod default {
     pub type DefaultClock = avr_hal_generic::clock::MHz16;
     #[cfg(feature = "arduino-leonardo")]
     pub type DefaultClock = avr_hal_generic::clock::MHz16;
+    #[cfg(feature = "arduino-mega2560")]
+    pub type DefaultClock = avr_hal_generic::clock::MHz16;
 }
diff --git a/arduino-hal/src/lib.rs b/arduino-hal/src/lib.rs
@@ -7,6 +7,8 @@ compile_error!(
     Please select one of the following
 
     * arduino-uno
+    * arduino-leonardo
+    * arduino-mega2560
     "
 );
 
@@ -54,19 +56,23 @@ pub mod prelude {
         }
     }
 
-    pub use void::ResultVoidExt as _;
-    pub use void::ResultVoidErrExt as _;
     pub use ufmt::uWrite as _;
+    pub use void::ResultVoidErrExt as _;
+    pub use void::ResultVoidExt as _;
 }
 
 #[allow(non_snake_case)]
 #[cfg(feature = "board-selected")]
 pub struct Peripherals {
     pub pins: Pins,
-    #[cfg(feature = "arduino-uno")]
+    #[cfg(any(feature = "arduino-uno", feature = "arduino-mega2560"))]
     pub USART0: hal::RawPeripheral<pac::USART0>,
-    #[cfg(feature = "arduino-leonardo")]
+    #[cfg(any(feature = "arduino-leonardo", feature = "arduino-mega2560"))]
     pub USART1: hal::RawPeripheral<pac::USART1>,
+    #[cfg(feature = "arduino-mega2560")]
+    pub USART2: hal::RawPeripheral<pac::USART2>,
+    #[cfg(feature = "arduino-mega2560")]
+    pub USART3: hal::RawPeripheral<pac::USART3>,
 }
 
 #[cfg(feature = "board-selected")]
@@ -76,10 +82,14 @@ impl Peripherals {
             #[cfg(feature = "atmega-hal")]
             pins: Pins::with_mcu_pins(dp.pins),
 
-            #[cfg(feature = "arduino-uno")]
+            #[cfg(any(feature = "arduino-uno", feature = "arduino-mega2560"))]
             USART0: dp.USART0,
-            #[cfg(feature = "arduino-leonardo")]
+            #[cfg(any(feature = "arduino-leonardo", feature = "arduino-mega2560"))]
             USART1: dp.USART1,
+            #[cfg(feature = "arduino-mega2560")]
+            USART2: dp.USART2,
+            #[cfg(feature = "arduino-mega2560")]
+            USART3: dp.USART3,
         }
     }