Adjust note for confusing pin

Author: david-sawatzke

src/serial.rs

@@ -107,11 +107,10 @@ usart_pins! {
 }
 #[cfg(feature = "stm32f030xc")]
 usart_pins! {
-    // TODO WTF look at this again, in the datasheet PB10 is both tx and rx
-    // USART3: (gpiob::PB10, AF4, gpiob::PA11, AF4),
     USART3 => {
-        tx => [gpioc::PC4<Alternate<AF1>>, gpioc::PC10<Alternate<AF1>>],
-        rx => [gpioc::PC5<Alternate<AF1>>, gpioc::PC11<Alternate<AF1>>],
+        // TODO WTF look at this again, in the datasheet PB10 is both tx and rx
+        tx => [/*gpiob::PB10<Alternate<AF4>>,*/ gpioc::PC4<Alternate<AF1>>, gpioc::PC10<Alternate<AF1>>],
+        rx => [gpiob::PB11<Alternate<AF4>>, gpioc::PC5<Alternate<AF1>>, gpioc::PC11<Alternate<AF1>>],
     }
     USART4 => {
         tx => [gpioa::PA0<Alternate<AF4>>, gpioc::PC10<Alternate<AF0>>],