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path: root/LUFA/Drivers/USB/Class/Device/CDC.c
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Diffstat (limited to 'LUFA/Drivers/USB/Class/Device/CDC.c')
-rw-r--r--LUFA/Drivers/USB/Class/Device/CDC.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/LUFA/Drivers/USB/Class/Device/CDC.c b/LUFA/Drivers/USB/Class/Device/CDC.c
index 0359afe4d..9ed20e484 100644
--- a/LUFA/Drivers/USB/Class/Device/CDC.c
+++ b/LUFA/Drivers/USB/Class/Device/CDC.c
@@ -139,16 +139,16 @@ void CDC_Device_USBTask(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo)
void CDC_Device_SendString(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo, char* const Data, const uint16_t Length)
{
- if (USB_DeviceState != DEVICE_STATE_Configured)
+ if ((USB_DeviceState != DEVICE_STATE_Configured) || !(CDCInterfaceInfo->State.LineEncoding.BaudRateBPS))
return;
-
+
Endpoint_SelectEndpoint(CDCInterfaceInfo->Config.DataINEndpointNumber);
Endpoint_Write_Stream_LE(Data, Length, NO_STREAM_CALLBACK);
}
void CDC_Device_SendByte(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo, const uint8_t Data)
{
- if (USB_DeviceState != DEVICE_STATE_Configured)
+ if ((USB_DeviceState != DEVICE_STATE_Configured) || !(CDCInterfaceInfo->State.LineEncoding.BaudRateBPS))
return;
Endpoint_SelectEndpoint(CDCInterfaceInfo->Config.DataINEndpointNumber);