X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/3b898ae17823033c25c672d0b0001c4f1610fcd0..dc9133ad21e1661abdcc549a274b0cb464b0ac9e:/LUFA/Drivers/USB/Core/HostStandardReq.h

diff --git a/LUFA/Drivers/USB/Core/HostStandardReq.h b/LUFA/Drivers/USB/Core/HostStandardReq.h
index ba8d7be4e..4bc3ddad2 100644
--- a/LUFA/Drivers/USB/Core/HostStandardReq.h
+++ b/LUFA/Drivers/USB/Core/HostStandardReq.h
@@ -58,6 +58,18 @@
 		#endif
 
 	/* Public Interface - May be used in end-application: */
+		/* Macros: */
+			#if !defined(USB_HOST_TIMEOUT_MS) || defined(__DOXYGEN__)
+				/** Constant for the maximum software timeout period of sent USB control transactions to an attached
+				 *  device. If a device fails to respond to a sent control request within this period, the
+				 *  library will return a timeout error code.
+				 *
+				 *  This value may be overridden in the user project makefile as the value of the
+				 *  \ref USB_HOST_TIMEOUT_MS token, and passed to the compiler using the -D switch.
+				 */
+				#define USB_HOST_TIMEOUT_MS                1000
+			#endif
+			
 		/* Enums: */
 			/** Enum for the \ref USB_Host_SendControlRequest() return code, indicating the reason for the error
 			 *  if the transfer of the request is unsuccessful.