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-rw-r--r--ucoo/hal/usb/usb_desc.stm32.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/ucoo/hal/usb/usb_desc.stm32.c b/ucoo/hal/usb/usb_desc.stm32.c
index c8617fd..aecc4da 100644
--- a/ucoo/hal/usb/usb_desc.stm32.c
+++ b/ucoo/hal/usb/usb_desc.stm32.c
@@ -116,7 +116,7 @@ static const struct {
.bDescriptorType = CS_INTERFACE,
.bDescriptorSubtype = USB_CDC_TYPE_CALL_MANAGEMENT,
.bmCapabilities = 0,
- .bDataInterface = 0,
+ .bDataInterface = 1,
},
.acm = {
.bFunctionLength = sizeof (struct usb_cdc_acm_descriptor),