Implement gpio for stm32f030

Author: david-sawatzke

Cargo.toml

@@ -44,6 +44,11 @@ panic-halt = "0.2.0"
 [features]
 rt = ["stm32f0/rt"]
 stm32f042 = ["stm32f0/stm32f0x2"]
+stm32f030 = ["stm32f0/stm32f0x0"]
+stm32f030x4 = ["stm32f030x6"]
+stm32f030x6 = ["stm32f030"]
+stm32f030x8 = ["stm32f0/stm32f0x0"]
+stm32f030xc = ["stm32f0/stm32f0x0"]
 
 [profile.dev]
 debug = true
@@ -52,3 +57,7 @@ debug = true
 debug = true
 lto = true
 opt-level = "s"
+
+[[example]]
+name = "led_hal_button_irq"
+required-features = ["stm32f042"]

src/gpio.rs

@@ -450,6 +450,7 @@ macro_rules! gpio {
     }
 }
 
+#[cfg(any(feature = "stm32f042", feature = "stm32f030",))]
 gpio!(GPIOA, gpioa, iopaen, PA, [
     PA0: (pa0, 0, Input<Floating>),
     PA1: (pa1, 1, Input<Floating>),
@@ -469,6 +470,7 @@ gpio!(GPIOA, gpioa, iopaen, PA, [
     PA15: (pa15, 15, Input<Floating>),
 ]);
 
+#[cfg(any(feature = "stm32f042", feature = "stm32f030"))]
 gpio!(GPIOB, gpiob, iopben, PB, [
     PB0: (pb0, 0, Input<Floating>),
     PB1: (pb1, 1, Input<Floating>),
@@ -488,14 +490,53 @@ gpio!(GPIOB, gpiob, iopben, PB, [
     PB15: (pb15, 15, Input<Floating>),
 ]);
 
+#[cfg(feature = "stm32f042")]
 gpio!(GPIOC, gpioc, iopcen, PC, [
     PC13: (pc13, 13, Input<Floating>),
     PC14: (pc14, 14, Input<Floating>),
     PC15: (pc15, 15, Input<Floating>),
 ]);
 
+#[cfg(feature = "stm32f030")]
+gpio!(GPIOC, gpioc, iopcen, PC, [
+    PC0: (pb0, 0, Input<Floating>),
+    PC1: (pb1, 1, Input<Floating>),
+    PC2: (pb2, 2, Input<Floating>),
+    PC3: (pb3, 3, Input<Floating>),
+    PC4: (pb4, 4, Input<Floating>),
+    PC5: (pb5, 5, Input<Floating>),
+    PC6: (pb6, 6, Input<Floating>),
+    PC7: (pb7, 7, Input<Floating>),
+    PC8: (pb8, 8, Input<Floating>),
+    PC9: (pb9, 9, Input<Floating>),
+    PC10: (pb10, 10, Input<Floating>),
+    PC11: (pb11, 11, Input<Floating>),
+    PC12: (pb12, 12, Input<Floating>),
+    PC13: (pb13, 13, Input<Floating>),
+    PC14: (pb14, 14, Input<Floating>),
+    PC15: (pb15, 15, Input<Floating>),
+]);
+
+// TODO Check if the bit is implemented yet
+// In the device crate the iopden bit is missing, so it won't compile
+// #[cfg(feature = "stm32f030")]
+// gpio!(GPIOD, gpiod, iopden, PD, [
+//     PD2: (pd2, 2, Input<Floating>),
+// ]);
+
+#[cfg(feature = "stm32f042")]
 gpio!(GPIOF, gpiof, iopfen, PF, [
     PF0: (pf0, 0, Input<Floating>),
     PF1: (pf1, 1, Input<Floating>),
     PF11: (pf11, 11, Input<Floating>),
 ]);
+
+#[cfg(feature = "stm32f030")]
+gpio!(GPIOF, gpiof, iopfen, PF, [
+    PF0: (pf0, 0, Input<Floating>),
+    PF1: (pf1, 1, Input<Floating>),
+    PF4: (pf4, 4, Input<Floating>),
+    PF5: (pf5, 5, Input<Floating>),
+    PF6: (pf6, 5, Input<Floating>),
+    PF7: (pf7, 5, Input<Floating>),
+]);

src/lib.rs

@@ -10,6 +10,9 @@ pub use stm32f0;
 #[cfg(feature = "stm32f042")]
 pub use stm32f0::stm32f0x2 as stm32;
 
+#[cfg(feature = "stm32f030")]
+pub use stm32f0::stm32f0x0 as stm32;
+
 // Enable use of interrupt macro
 #[cfg(feature = "rt")]
 pub use stm32f0::interrupt;