X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/f1076ac4d6e56bff7fb6d2126746af1108211370..0fdc1a2bc66f97048b94b967e80cd294189fca62:/LUFA/Drivers/Peripheral/Serial.h?ds=sidebyside

diff --git a/LUFA/Drivers/Peripheral/Serial.h b/LUFA/Drivers/Peripheral/Serial.h
index 82cbcfc2c..bde1449e8 100644
--- a/LUFA/Drivers/Peripheral/Serial.h
+++ b/LUFA/Drivers/Peripheral/Serial.h
@@ -41,7 +41,8 @@
  *    - LUFA/Drivers/Peripheral/Serial.c
  *
  *  \section Module Description
- *  Functions, macros, variables, enums and types related to the setup of the USART for serial communications.
+ *  Hardware serial USART driver. This module provides an easy to use driver for
+ *  the setup of and transfer of data over the AVR's USART port.
  *
  *  @{
  */
@@ -117,6 +118,19 @@
 				UBRR1  = (DoubleSpeed ? SERIAL_2X_UBBRVAL(BaudRate) : SERIAL_UBBRVAL(BaudRate));
 			}
 
+			/** Turns off the USART driver, disabling and returning used hardware to their default configuration. */
+			static inline void Serial_ShutDown(void)
+			{
+				UCSR1A = 0;
+				UCSR1B = 0;
+				UCSR1C = 0;
+				
+				DDRD  &= ~(1 << 3);	
+				PORTD &= ~(1 << 2);
+				
+				UBRR1  = 0;
+			}
+			
 			/** Transmits a given byte through the USART.
 			 *
 			 *  \param[in] DataByte  Byte to transmit through the USART