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Extend the automatic serial number descriptor code to read out and send all 10 bytes (20 characters) of the internal serial number on supported AVRs, rather than just the first 6 bytes (12 characters).

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Dean Camera
2009-07-28 16:12:09 +00:00
parent 7f3f39b575
commit 6928f17b64
2 changed files with 4 additions and 4 deletions
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LUFA/Drivers/USB/LowLevel/DevChapter9.c
+3 -3
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@@ -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);