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-rw-r--r--Demos/Device/ClassDriver/AudioInput/AudioInput.c4
-rw-r--r--Demos/Device/ClassDriver/AudioOutput/AudioOutput.c4
2 files changed, 4 insertions, 4 deletions
diff --git a/Demos/Device/ClassDriver/AudioInput/AudioInput.c b/Demos/Device/ClassDriver/AudioInput/AudioInput.c
index 953ecf8b6..66d78b8c8 100644
--- a/Demos/Device/ClassDriver/AudioInput/AudioInput.c
+++ b/Demos/Device/ClassDriver/AudioInput/AudioInput.c
@@ -175,7 +175,7 @@ void EVENT_USB_Device_ControlRequest(void)
*
* When the DataLength parameter is NULL, this callback should only indicate whether the specified operation is valid for
* the given endpoint index, and should return as fast as possible. When non-NULL, this value may be altered for GET operations
- * to indicate the size of the retreived data.
+ * to indicate the size of the retrieved data.
*
* \note The length of the retrieved data stored into the Data buffer on GET operations should not exceed the initial value
* of the \c DataLength parameter.
@@ -243,7 +243,7 @@ bool CALLBACK_Audio_Device_GetSetEndpointProperty(USB_ClassInfo_Audio_Device_t*
*
* When the DataLength parameter is NULL, this callback should only indicate whether the specified operation is valid for
* the given entity and should return as fast as possible. When non-NULL, this value may be altered for GET operations
- * to indicate the size of the retreived data.
+ * to indicate the size of the retrieved data.
*
* \note The length of the retrieved data stored into the Data buffer on GET operations should not exceed the initial value
* of the \c DataLength parameter.
diff --git a/Demos/Device/ClassDriver/AudioOutput/AudioOutput.c b/Demos/Device/ClassDriver/AudioOutput/AudioOutput.c
index 82f664a9b..1869ac949 100644
--- a/Demos/Device/ClassDriver/AudioOutput/AudioOutput.c
+++ b/Demos/Device/ClassDriver/AudioOutput/AudioOutput.c
@@ -212,7 +212,7 @@ void EVENT_USB_Device_ControlRequest(void)
*
* When the DataLength parameter is NULL, this callback should only indicate whether the specified operation is valid for
* the given endpoint index, and should return as fast as possible. When non-NULL, this value may be altered for GET operations
- * to indicate the size of the retreived data.
+ * to indicate the size of the retrieved data.
*
* \note The length of the retrieved data stored into the Data buffer on GET operations should not exceed the initial value
* of the \c DataLength parameter.
@@ -280,7 +280,7 @@ bool CALLBACK_Audio_Device_GetSetEndpointProperty(USB_ClassInfo_Audio_Device_t*
*
* When the DataLength parameter is NULL, this callback should only indicate whether the specified operation is valid for
* the given entity and should return as fast as possible. When non-NULL, this value may be altered for GET operations
- * to indicate the size of the retreived data.
+ * to indicate the size of the retrieved data.
*
* \note The length of the retrieved data stored into the Data buffer on GET operations should not exceed the initial value
* of the \c DataLength parameter.