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-rw-r--r--ports/AVR/port.dox20
1 files changed, 20 insertions, 0 deletions
diff --git a/ports/AVR/port.dox b/ports/AVR/port.dox
index 817da5a64..8634db686 100644
--- a/ports/AVR/port.dox
+++ b/ports/AVR/port.dox
@@ -64,3 +64,23 @@
* @file ports/AVR/chcore.c Port related code.
*/
/** @} */
+
+/**
+ * @defgroup AVR_DRIVERS AVR Drivers
+ * @{
+ * @brief Device drivers included in the AVR support.
+ *
+ * @ingroup AVR
+ */
+/** @} */
+
+/**
+ * @defgroup AVR_SERIAL USART Support
+ * @{
+ * @brief USART support.
+ * @details The serial driver supports both the AVR USARTs in asynchronous
+ * mode.
+ *
+ * @ingroup AVR_DRIVERS
+ */
+/** @} */