7 years ago · d619ba2685
--- a/Marlin/src/config/examples/STM32F4/Configuration.h
+++ b/Marlin/src/config/examples/STM32F4/Configuration.h
@@ -114,7 +114,7 @@
 
				
				  *
			
 
				
				  * :[-1, 0, 1, 2, 3, 4, 5, 6, 7]
			
 
				
				  */
			
 
				
				-////#define SERIAL_PORT_2 -1
			
 
				
				+//#define SERIAL_PORT_2 -1
			
 
				
				 
			
 
				
				 /**
			
 
				
				  * This setting determines the communication speed of the printer.