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diff --git a/ChibiOS_20.3.2/os/hal/templates/hal_adc_lld.h b/ChibiOS_20.3.2/os/hal/templates/hal_adc_lld.h
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+/*
+    ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+
+/**
+ * @file    hal_adc_lld.h
+ * @brief   PLATFORM ADC subsystem low level driver header.
+ *
+ * @addtogroup ADC
+ * @{
+ */
+
+#ifndef HAL_ADC_LLD_H
+#define HAL_ADC_LLD_H
+
+#if (HAL_USE_ADC == TRUE) || defined(__DOXYGEN__)
+
+/*===========================================================================*/
+/* Driver constants.                                                         */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver pre-compile time settings.                                         */
+/*===========================================================================*/
+
+/**
+ * @name    PLATFORM configuration options
+ * @{
+ */
+/**
+ * @brief   ADC1 driver enable switch.
+ * @details If set to @p TRUE the support for ADC1 is included.
+ * @note    The default is @p FALSE.
+ */
+#if !defined(PLATFORM_ADC_USE_ADC1) || defined(__DOXYGEN__)
+#define PLATFORM_ADC_USE_ADC1                  FALSE
+#endif
+/** @} */
+
+/*===========================================================================*/
+/* Derived constants and error checks.                                       */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver data structures and types.                                         */
+/*===========================================================================*/
+
+/**
+ * @brief   ADC sample data type.
+ */
+typedef uint16_t adcsample_t;
+
+/**
+ * @brief   Channels number in a conversion group.
+ */
+typedef uint16_t adc_channels_num_t;
+
+/**
+ * @brief   Possible ADC failure causes.
+ * @note    Error codes are architecture dependent and should not relied
+ *          upon.
+ */
+typedef enum {
+  ADC_ERR_DMAFAILURE = 0,                   /**< DMA operations failure.    */
+  ADC_ERR_OVERFLOW = 1,                     /**< ADC overflow condition.    */
+  ADC_ERR_AWD = 2                           /**< Analog watchdog triggered. */
+} adcerror_t;
+
+/*===========================================================================*/
+/* Driver macros.                                                            */
+/*===========================================================================*/
+
+/**
+ * @brief   Low level fields of the ADC driver structure.
+ */
+#define adc_lld_driver_fields                                               \
+  /* Dummy field, it is not needed.*/                                       \
+  uint32_t                  dummy
+
+/**
+ * @brief   Low level fields of the ADC configuration structure.
+ */
+#define adc_lld_config_fields                                               \
+  /* Dummy configuration, it is not needed.*/                               \
+  uint32_t                  dummy
+
+/**
+ * @brief   Low level fields of the ADC configuration structure.
+ */
+#define adc_lld_configuration_group_fields                                  \
+  /* Dummy configuration, it is not needed.*/                               \
+  uint32_t                  dummy
+
+/*===========================================================================*/
+/* External declarations.                                                    */
+/*===========================================================================*/
+
+#if (PLATFORM_ADC_USE_ADC1 == TRUE) && !defined(__DOXYGEN__)
+extern ADCDriver ADCD1;
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+  void adc_lld_init(void);
+  void adc_lld_start(ADCDriver *adcp);
+  void adc_lld_stop(ADCDriver *adcp);
+  void adc_lld_start_conversion(ADCDriver *adcp);
+  void adc_lld_stop_conversion(ADCDriver *adcp);
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* HAL_USE_ADC == TRUE */
+
+#endif /* HAL_ADC_LLD_H */
+
+/** @} */