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Diffstat (limited to 'LUFA/Drivers/USB/Core/USBMode.h')
-rw-r--r--LUFA/Drivers/USB/Core/USBMode.h12
1 files changed, 7 insertions, 5 deletions
diff --git a/LUFA/Drivers/USB/Core/USBMode.h b/LUFA/Drivers/USB/Core/USBMode.h
index 02c4ec321..1b1d9dc9a 100644
--- a/LUFA/Drivers/USB/Core/USBMode.h
+++ b/LUFA/Drivers/USB/Core/USBMode.h
@@ -239,12 +239,14 @@
#define USB_CAN_BE_DEVICE
#endif
- #if ( defined(USB_CAN_BE_DEVICE) && defined(USB_CAN_BE_HOST))
- #define USB_CAN_BE_BOTH
- #elif ( defined(USB_CAN_BE_DEVICE) && !defined(USB_CAN_BE_HOST))
- #define USB_DEVICE_ONLY
+ #if ( defined(USB_CAN_BE_DEVICE) && !defined(USB_CAN_BE_HOST))
+ #if !defined(USB_DEVICE_ONLY)
+ #define USB_DEVICE_ONLY
+ #endif
#elif (!defined(USB_CAN_BE_DEVICE) && defined(USB_CAN_BE_HOST))
- #define USB_HOST_ONLY
+ #if !defined(USB_HOST_ONLY)
+ #define USB_HOST_ONLY
+ #endif
#endif
#if defined(USB_HOST_ONLY)