Update embedded-io

Author: JalonWong

Cargo.toml

@@ -53,15 +53,15 @@
     sync-code = "0.1.1"
 
 [dependencies]
-    bitflags = "2.9"
+    bitflags = "2"
     cfg-if = "1.0"
     cortex-m = { version = "0.7", optional = true }
     cortex-m-rt = { version = "0.7", optional = true }
     critical-section = "1.2"
     embedded-dma = "0.2"
     embedded-hal = "1.0"
     embedded-hal-nb = "1.0"
-    embedded-io = "0.6"
+    embedded-io = "0.7"
     fugit = "0.3"
     fugit-timer = "0.1"
     nb = "1.1"

src/common/uart/mod.rs

@@ -5,6 +5,7 @@ pub use uart_it::*;
 mod uart_poll;
 pub use uart_poll::*;
 
+use core::fmt::Display;
 use embedded_hal_nb as e_nb;
 use embedded_io as e_io;
 
@@ -94,6 +95,21 @@ pub enum Error {
     Other,
 }
 
+impl Display for Error {
+    fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
+        match self {
+            Error::Overrun => write!(f, "UART overrun error"),
+            Error::FrameFormat => write!(f, "UART frame format error"),
+            Error::Parity => write!(f, "UART parity error"),
+            Error::Noise => write!(f, "UART noise error"),
+            Error::Busy => write!(f, "UART busy"),
+            Error::Other => write!(f, "UART other error"),
+        }
+    }
+}
+
+impl core::error::Error for Error {}
+
 impl embedded_io::Error for Error {
     #[inline]
     fn kind(&self) -> e_io::ErrorKind {