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-rw-r--r--LUFA/Drivers/USB/LowLevel/DevChapter9.c6
-rw-r--r--Projects/Magstripe/Descriptors.c2
2 files changed, 4 insertions, 4 deletions
diff --git a/LUFA/Drivers/USB/LowLevel/DevChapter9.c b/LUFA/Drivers/USB/LowLevel/DevChapter9.c
index 8de4bd6a8..793b55f9b 100644
--- a/LUFA/Drivers/USB/LowLevel/DevChapter9.c
+++ b/LUFA/Drivers/USB/LowLevel/DevChapter9.c
@@ -232,10 +232,10 @@ static void USB_Device_GetInternalSerialDescriptor(void)
struct
{
USB_Descriptor_Header_t Header;
- int16_t UnicodeString[12];
+ int16_t UnicodeString[20];
} SignatureDescriptor;
- uint8_t SigReadAddress = 0x0E;
+ uint8_t SigReadAddress = 0x0E;
bool OddNibbleRead = false;
#if defined(USE_NONSTANDARD_DESCRIPTOR_NAMES)
@@ -246,7 +246,7 @@ static void USB_Device_GetInternalSerialDescriptor(void)
SignatureDescriptor.Header.bDescriptorType = DTYPE_String;
#endif
- for (uint8_t SerialCharNum = 0; SerialCharNum < 12; SerialCharNum++)
+ for (uint8_t SerialCharNum = 0; SerialCharNum < 20; SerialCharNum++)
{
uint8_t SerialByte = boot_signature_byte_get(SigReadAddress);
diff --git a/Projects/Magstripe/Descriptors.c b/Projects/Magstripe/Descriptors.c
index 68c98ed34..7aa646613 100644
--- a/Projects/Magstripe/Descriptors.c
+++ b/Projects/Magstripe/Descriptors.c
@@ -93,7 +93,7 @@ USB_Descriptor_Device_t PROGMEM DeviceDescriptor =
.ManufacturerStrIndex = 0x01,
.ProductStrIndex = 0x02,
- .SerialNumStrIndex = NO_DESCRIPTOR,
+ .SerialNumStrIndex = USE_INTERNAL_SERIAL,
.NumberOfConfigurations = 1
};