diff --git a/include/libopencm3/stm32/common/adc_common_v2.h b/include/libopencm3/stm32/common/adc_common_v2.h
index 643ffd7a..bd3845a1 100644
--- a/include/libopencm3/stm32/common/adc_common_v2.h
+++ b/include/libopencm3/stm32/common/adc_common_v2.h
@@ -253,6 +253,8 @@ uint32_t adc_read_regular(uint32_t adc);
 void adc_start_conversion_regular(uint32_t adc);
 void adc_enable_dma_circular_mode(uint32_t adc);
 void adc_disable_dma_circular_mode(uint32_t adc);
+void adc_enable_delayed_conversion_mode(uint32_t adc);
+void adc_disable_delayed_conversion_mode(uint32_t adc);
 END_DECLS
 
 #endif
diff --git a/lib/stm32/common/adc_common_v2.c b/lib/stm32/common/adc_common_v2.c
index 7fd26476..bd36c9fd 100644
--- a/lib/stm32/common/adc_common_v2.c
+++ b/lib/stm32/common/adc_common_v2.c
@@ -409,4 +409,22 @@ void adc_disable_dma_circular_mode(uint32_t adc)
 	ADC_CFGR1(adc) &= ~ADC_CFGR1_DMACFG;
 }
 
+/** Enable Delayed Conversion Mode.
+ *
+ * @param[in] adc ADC block register address base @ref adc_reg_base
+ */
+void adc_enable_delayed_conversion_mode(uint32_t adc)
+{
+	ADC_CFGR1(adc) |= ADC_CFGR1_AUTDLY;
+}
+
+/** Enable Delayed Conversion Mode.
+ *
+ * @param[in] adc ADC block register address base @ref adc_reg_base
+ */
+void adc_disable_delayed_conversion_mode(uint32_t adc)
+{
+	ADC_CFGR1(adc) &= ~ADC_CFGR1_AUTDLY;
+}
+
 /**@}*/