Merge #163

163: Adding break to clear buffer. r=therealprof a=stephanbaker

Either a `break` or `buffer.clear()` is needed here to ensure the buffer is properly cleared between each server response.

Co-authored-by: Stephan Baker <[email protected]>

Author: bors[bot]

src/11-usart/my-solution.md

@@ -40,6 +40,8 @@ fn main() -> ! {
                     while usart1.isr.read().txe().bit_is_clear() {}
                     usart1.tdr.write(|w| w.tdr().bits(u16::from(*byte)));
                 }
+
+                break;
             }
         }
     }