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Diffstat (limited to 'LUFA/Drivers/USB/Core/UC3/Device_UC3.h')
-rw-r--r--LUFA/Drivers/USB/Core/UC3/Device_UC3.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/LUFA/Drivers/USB/Core/UC3/Device_UC3.h b/LUFA/Drivers/USB/Core/UC3/Device_UC3.h
index dde71665f..4d0f70335 100644
--- a/LUFA/Drivers/USB/Core/UC3/Device_UC3.h
+++ b/LUFA/Drivers/USB/Core/UC3/Device_UC3.h
@@ -103,7 +103,7 @@
* number for the device.
*/
#ifndef USE_INTERNAL_SERIAL
- #define USE_INTERNAL_SERIAL 0xDC
+ #define USE_INTERNAL_SERIAL 0xDC
#endif
/** Length of the device's unique internal serial number, in bits, if present on the selected microcontroller
@@ -116,6 +116,7 @@
*/
#define INTERNAL_SERIAL_START_ADDRESS 0x80800204
#else
+ #undef USE_INTERNAL_SERIAL
#define USE_INTERNAL_SERIAL NO_DESCRIPTOR
#define INTERNAL_SERIAL_LENGTH_BITS 0