Cargo.toml

@@ -9,9 +9,7 @@ path = "static_pins_macros"
 [dependencies.arduino-hal]
 git = "https://github.com/rahix/avr-hal"
 rev = "3e362624547462928a219c40f9ea8e3a64f21e5f"
-
-[features]
-sparkfun-promicro = ["arduino-hal/sparkfun-promicro"]
+features = ["sparkfun-promicro"]
 
 [profile.dev]
 panic = "abort"

src/lib.rs

@@ -1,7 +1,26 @@
 #![no_std]
 
-use arduino_hal::{hal::port::*, pac::*};
-use static_pins_macros::impl_static_pin;
+pub use static_pins_macros::*;
+
+pub trait StaticPinOps {
+    type Port;
+    const PIN_NUM: u8;
+    const PIN_POS: u8;
+
+    fn into_input();
+    fn into_output();
+    fn into_output_high();
+    fn into_pull_up_input();
+
+    fn write(data: u8);
+    fn read() -> u8;
+
+    fn is_low() -> bool;
+    fn is_high() -> bool;
+
+    fn set_low();
+    fn set_high();
+}
 
 #[macro_export]
 macro_rules! impl_static_pins {
@@ -31,9 +50,3 @@ macro_rules! impl_static_pins {
         )+
     }
 }
-
-#[cfg(feature = "sparkfun-promicro")]
-impl_static_pins!(
-    PB0, PB1, PB2, PB3, PB4, PB5, PB6, PB7, PC6, PC7, PD0, PD1, PD2, PD3, PD4, PD5, PD6, PD7, PE2,
-    PE6, PF0, PF1, PF4, PF5, PF6, PF7
-);