+ #if defined(USE_INTERNAL_SERIAL)\r
+ if (USB_ControlRequest.wValue == ((DTYPE_String << 8) | USE_INTERNAL_SERIAL))\r
+ {\r
+ uint8_t SignatureDescriptor[2 + (sizeof(int16_t) * 20)];\r
+\r
+ SignatureDescriptor[0] = sizeof(SignatureDescriptor);\r
+ SignatureDescriptor[1] = DTYPE_String;\r
+ \r
+ uint16_t* SigUnicodeChars = (uint16_t*)&SignatureDescriptor[2];\r
+\r
+ for (uint8_t SerialByteNum = 0; SerialByteNum < 10; SerialByteNum++)\r
+ {\r
+ char ConvSigString[3];\r
+\r
+ itoa(boot_signature_byte_get(0x0E + SerialByteNum), ConvSigString, 16);\r
+ \r
+ SigUnicodeChars[0] = toupper(ConvSigString[0]);\r
+ SigUnicodeChars[1] = toupper(ConvSigString[1]);\r
+ \r
+ SigUnicodeChars += 2;\r
+ }\r
+ \r
+ Endpoint_ClearSETUP();\r
+ Endpoint_Write_Control_Stream_LE(SignatureDescriptor, sizeof(SignatureDescriptor));\r
+ Endpoint_ClearOUT();\r
+\r
+ return;\r
+ }\r
+ #endif\r
+ \r