diff --git a/include/gadc/lld/gadc_lld.h b/include/gadc/lld/gadc_lld.h
index d32928c1..dc111990 100644
--- a/include/gadc/lld/gadc_lld.h
+++ b/include/gadc/lld/gadc_lld.h
@@ -70,7 +70,18 @@ typedef struct GadcLldNonTimerData_t {
  * @notapi
  * @{
  */
+
+/**
+ * @param[in] adcp		The ADC driver
+ * @param[in] buffer	The sample buffer
+ * @param[in] n			The amount of samples
+ */
 extern void GADC_ISR_CompleteI(ADCDriver *adcp, adcsample_t *buffer, size_t n);
+
+/**
+ * @param[in] adcp 		The ADC driver
+ * @param[in] err 		ADC error
+ */
 extern void GADC_ISR_ErrorI(ADCDriver *adcp, adcerror_t err);
 /**
  * @}
diff --git a/include/gaudin/lld/gaudin_lld.h b/include/gaudin/lld/gaudin_lld.h
index 0a4bce3d..6512c61c 100644
--- a/include/gaudin/lld/gaudin_lld.h
+++ b/include/gaudin/lld/gaudin_lld.h
@@ -61,7 +61,13 @@ typedef struct gaudin_params_t {
  *
  * @{
  */
+
+/**
+ * @param[in] buffer	The buffer
+ * @param[in] n			The amount of samples
+ * */
 extern void GAUDIN_ISR_CompleteI(audin_sample_t *buffer, size_t n);
+
 extern void GAUDIN_ISR_ErrorI(void);
 /**
  * @}
@@ -78,6 +84,8 @@ extern "C" {
 /**
  * @brief				Initialise the driver
  *
+ * @param[in] paud		Initialisation parameters
+ *
  * @api
  */
 void gaudin_lld_init(const gaudin_params *paud);