X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/fef185a409e2fee980d5fd391813a1cb7809582a..05fcf7e2a79bebb978d4aeaef26b12f70c6826f8:/LUFA/Drivers/USB/LowLevel/LowLevel.h

diff --git a/LUFA/Drivers/USB/LowLevel/LowLevel.h b/LUFA/Drivers/USB/LowLevel/LowLevel.h
index 1ca54ed9d..8b441c2e2 100644
--- a/LUFA/Drivers/USB/LowLevel/LowLevel.h
+++ b/LUFA/Drivers/USB/LowLevel/LowLevel.h
@@ -71,11 +71,12 @@
 
 	/* Preprocessor Checks and Defines: */
 		#if !defined(F_CLOCK)
-			#error F_CLOCK is not defined. You must device F_CLOCK to the frequency of the unprescaled input clock in your project makefile.
+			#error F_CLOCK is not defined. You must define F_CLOCK to the frequency of the unprescaled input clock in your project makefile.
 		#endif
 	
 		#if (F_CLOCK == 8000000)
-			#if (defined(__AVR_AT90USB82__) || defined(__AVR_AT90USB162__))
+			#if (defined(__AVR_AT90USB82__) || defined(__AVR_AT90USB162__) || \
+			     defined(__AVR_ATMEGA8U2__) || defined(__AVR_ATMEGA16U2__))
 				#define USB_PLL_PSC                0
 			#elif (defined(__AVR_ATmega16U4__) || defined(__AVR_ATmega32U4__))
 				#define USB_PLL_PSC                0
@@ -85,7 +86,8 @@
 				#define USB_PLL_PSC                ((1 << PLLP1) | (1 << PLLP0))
 			#endif
 		#elif (F_CLOCK == 16000000)
-			#if (defined(__AVR_AT90USB82__) || defined(__AVR_AT90USB162__))
+			#if (defined(__AVR_AT90USB82__) || defined(__AVR_AT90USB162__) || \
+			     defined(__AVR_ATMEGA8U2__) || defined(__AVR_ATMEGA16U2__))
 				#define USB_PLL_PSC                (1 << PLLP0)
 			#elif (defined(__AVR_ATmega16U4__) || defined(__AVR_ATmega32U4__))
 				#define USB_PLL_PSC                (1 << PINDIV)
@@ -112,14 +114,10 @@
 			 */
 			#define USB_MODE_DEVICE                    1
 			
-			#if defined(USB_CAN_BE_HOST) || defined(__DOXYGEN__)
-				/** Mode mask for the \ref USB_CurrentMode global and the \ref USB_Init() function. This indicates that the
-				 *  USB interface is or should be initialized in the USB host mode.
-				 *
-				 *  \note This token is not available on AVR models which do not support host mode.
-				 */
-				#define USB_MODE_HOST                  2
-			#endif
+			/** Mode mask for the \ref USB_CurrentMode global and the \ref USB_Init() function. This indicates that the
+			 *  USB interface is or should be initialized in the USB host mode.
+			 */
+			#define USB_MODE_HOST                      2
 			
 			#if defined(USB_CAN_BE_BOTH) || defined(__DOXYGEN__)
 				/** Mode mask for the the \ref USB_Init() function. This indicates that the USB interface should be
@@ -191,7 +189,7 @@
 			#endif
 
 			/** Detaches the device from the USB bus. This has the effect of removing the device from any
-			 *  host if, ceasing USB communications. If no host is present, this prevents any host from
+			 *  attached host, ceasing USB communications. If no host is present, this prevents any host from
 			 *  enumerating the device once attached until \ref USB_Attach() is called.
 			 */
 			#define USB_Detach()                    MACROS{ UDCON  |=  (1 << DETACH);  }MACROE
@@ -342,7 +340,7 @@
 
 			#define USB_Controller_Enable()    MACROS{ USBCON  |=  (1 << USBE);                 }MACROE
 			#define USB_Controller_Disable()   MACROS{ USBCON  &= ~(1 << USBE);                 }MACROE
-			#define USB_Controller_Reset()     MACROS{ uint8_t Temp = USBCON; USBCON = (Temp & ~(1 << USBE)); \
+			#define USB_Controller_Reset()     MACROS{ const uint8_t Temp = USBCON; USBCON = (Temp & ~(1 << USBE)); \
 			                                           USBCON = (Temp | (1 << USBE));           }MACROE
 	
 		/* Inline Functions: */