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path: root/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c
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Diffstat (limited to 'LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c')
-rw-r--r--LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c b/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c
index bbe258b3ab..47982b806c 100644
--- a/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c
+++ b/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c
@@ -31,7 +31,7 @@
#include "ConfigDescriptor.h"
#if defined(USB_CAN_BE_HOST)
-uint8_t USB_GetDeviceConfigDescriptor(uint16_t* const ConfigSizePtr, void* BufferPtr)
+uint8_t USB_GetDeviceConfigDescriptor(uint8_t ConfigNumber, uint16_t* const ConfigSizePtr, void* BufferPtr)
{
uint8_t ErrorCode;
@@ -39,7 +39,7 @@ uint8_t USB_GetDeviceConfigDescriptor(uint16_t* const ConfigSizePtr, void* Buffe
{
.bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE),
.bRequest = REQ_GetDescriptor,
- .wValue = (DTYPE_Configuration << 8),
+ .wValue = ((DTYPE_Configuration << 8) | (ConfigNumber - 1)),
.wIndex = 0,
.wLength = sizeof(USB_Descriptor_Configuration_Header_t),
};