98 lines
3.3 KiB
C
98 lines
3.3 KiB
C
/*
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ChibiOS - Copyright (C) 2006..2019 Giovanni Di Sirio
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Copyright (C) 2019 Fabien Poussin (fabien.poussin (at) google's mail)
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#ifndef HAL_OPAMP_H_
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#define HAL_OPAMP_H_
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#include "hal.h"
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#if (HAL_USE_OPAMP == TRUE) || defined(__DOXYGEN__)
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/*===========================================================================*/
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/* Driver constants. */
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/*===========================================================================*/
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#define OPAMP_P_BELOW_M (0U)
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#define OPAMP_M_BELOW_P (1U)
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/*===========================================================================*/
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/* Driver pre-compile time settings. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Derived constants and error checks. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Driver data structures and types. */
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/*===========================================================================*/
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/**
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* @brief Driver state machine possible states.
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*/
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typedef enum {
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OPAMP_UNINIT = 0, /**< Not initialized. */
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OPAMP_STOP = 1, /**< Stopped. */
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OPAMP_ACTIVE = 2, /**< Active. */
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OPAMP_CALIBRATING = 3, /**< Calibration in progress. */
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} opampstate_t;
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/**
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* @brief Type of a structure representing an OPAMP driver.
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*/
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typedef struct OPAMPDriver OPAMPDriver;
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#include "hal_opamp_lld.h"
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/*===========================================================================*/
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/* Driver macros. */
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/*===========================================================================*/
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/**
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* @brief Calibrate opamps
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* *
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* @iclass
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*/
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#define opampCalibrate() opamp_lld_calibrate()
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/** @} */
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/**
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* @name Low Level driver helper macros
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* @{
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*/
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/*===========================================================================*/
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/* External declarations. */
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/*===========================================================================*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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void opampInit(void);
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void opampObjectInit(OPAMPDriver *opamp);
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void opampStart(OPAMPDriver *opamp, const OPAMPConfig *config);
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void opampStop(OPAMPDriver *opamp);
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void opampEnable(OPAMPDriver *opamp);
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void opampDisable(OPAMPDriver *opamp);
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#ifdef __cplusplus
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}
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#endif
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#endif /* HAL_USE_OPAMP */
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#endif /* HAL_OPAMP_H_ */
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