188 lines
5.4 KiB
C
188 lines
5.4 KiB
C
/*
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* Copyright (c) 2015, Freescale Semiconductor, Inc.
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* Copyright 2016-2017 NXP
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* All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef _FSL_AOI_H_
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#define _FSL_AOI_H_
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#include "fsl_common.h"
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/*!
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* @addtogroup aoi
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* @{
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*/
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/*******************************************************************************
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* Definitions
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******************************************************************************/
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#ifndef AOI
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#define AOI AOI0 /*!< AOI peripheral address */
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#endif
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/*! @name Driver version */
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/*@{*/
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#define FSL_AOI_DRIVER_VERSION (MAKE_VERSION(2, 0, 0)) /*!< Version 2.0.0. */
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/*@}*/
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/*!
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* @brief AOI input configurations.
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*
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* The selection item represents the Boolean evaluations.
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*/
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typedef enum _aoi_input_config
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{
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kAOI_LogicZero = 0x0U, /*!< Forces the input to logical zero. */
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kAOI_InputSignal = 0x1U, /*!< Passes the input signal. */
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kAOI_InvInputSignal = 0x2U, /*!< Inverts the input signal. */
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kAOI_LogicOne = 0x3U /*!< Forces the input to logical one. */
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} aoi_input_config_t;
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/*!
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* @brief AOI event indexes, where an event is the collection of the four product
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* terms (0, 1, 2, and 3) and the four signal inputs (A, B, C, and D).
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*/
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typedef enum _aoi_event
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{
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kAOI_Event0 = 0x0U, /*!< Event 0 index */
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kAOI_Event1 = 0x1U, /*!< Event 1 index */
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kAOI_Event2 = 0x2U, /*!< Event 2 index */
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kAOI_Event3 = 0x3U /*!< Event 3 index */
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} aoi_event_t;
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/*!
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* @brief AOI event configuration structure
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*
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* Defines structure _aoi_event_config and use the AOI_SetEventLogicConfig() function to make
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* whole event configuration.
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*/
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typedef struct _aoi_event_config
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{
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aoi_input_config_t PT0AC; /*!< Product term 0 input A */
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aoi_input_config_t PT0BC; /*!< Product term 0 input B */
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aoi_input_config_t PT0CC; /*!< Product term 0 input C */
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aoi_input_config_t PT0DC; /*!< Product term 0 input D */
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aoi_input_config_t PT1AC; /*!< Product term 1 input A */
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aoi_input_config_t PT1BC; /*!< Product term 1 input B */
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aoi_input_config_t PT1CC; /*!< Product term 1 input C */
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aoi_input_config_t PT1DC; /*!< Product term 1 input D */
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aoi_input_config_t PT2AC; /*!< Product term 2 input A */
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aoi_input_config_t PT2BC; /*!< Product term 2 input B */
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aoi_input_config_t PT2CC; /*!< Product term 2 input C */
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aoi_input_config_t PT2DC; /*!< Product term 2 input D */
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aoi_input_config_t PT3AC; /*!< Product term 3 input A */
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aoi_input_config_t PT3BC; /*!< Product term 3 input B */
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aoi_input_config_t PT3CC; /*!< Product term 3 input C */
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aoi_input_config_t PT3DC; /*!< Product term 3 input D */
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} aoi_event_config_t;
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/*******************************************************************************
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* API
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******************************************************************************/
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#if defined(__cplusplus)
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extern "C" {
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#endif /* __cplusplus*/
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/*!
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* @name AOI Initialization
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* @{
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*/
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/*!
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* @brief Initializes an AOI instance for operation.
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*
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* This function un-gates the AOI clock.
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*
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* @param base AOI peripheral address.
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*/
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void AOI_Init(AOI_Type *base);
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/*!
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* @brief Deinitializes an AOI instance for operation.
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*
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* This function shutdowns AOI module.
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*
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* @param base AOI peripheral address.
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*/
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void AOI_Deinit(AOI_Type *base);
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/*@}*/
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/*!
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* @name AOI Get Set Operation
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* @{
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*/
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/*!
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* @brief Gets the Boolean evaluation associated.
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*
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* This function returns the Boolean evaluation associated.
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*
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* Example:
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@code
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aoi_event_config_t demoEventLogicStruct;
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AOI_GetEventLogicConfig(AOI, kAOI_Event0, &demoEventLogicStruct);
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@endcode
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*
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* @param base AOI peripheral address.
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* @param event Index of the event which will be set of type aoi_event_t.
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* @param config Selected input configuration .
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*/
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void AOI_GetEventLogicConfig(AOI_Type *base, aoi_event_t event, aoi_event_config_t *config);
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/*!
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* @brief Configures an AOI event.
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*
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* This function configures an AOI event according
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* to the aoiEventConfig structure. This function configures all inputs (A, B, C, and D)
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* of all product terms (0, 1, 2, and 3) of a desired event.
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*
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* Example:
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@code
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aoi_event_config_t demoEventLogicStruct;
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demoEventLogicStruct.PT0AC = kAOI_InvInputSignal;
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demoEventLogicStruct.PT0BC = kAOI_InputSignal;
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demoEventLogicStruct.PT0CC = kAOI_LogicOne;
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demoEventLogicStruct.PT0DC = kAOI_LogicOne;
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demoEventLogicStruct.PT1AC = kAOI_LogicZero;
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demoEventLogicStruct.PT1BC = kAOI_LogicOne;
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demoEventLogicStruct.PT1CC = kAOI_LogicOne;
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demoEventLogicStruct.PT1DC = kAOI_LogicOne;
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demoEventLogicStruct.PT2AC = kAOI_LogicZero;
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demoEventLogicStruct.PT2BC = kAOI_LogicOne;
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demoEventLogicStruct.PT2CC = kAOI_LogicOne;
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demoEventLogicStruct.PT2DC = kAOI_LogicOne;
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demoEventLogicStruct.PT3AC = kAOI_LogicZero;
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demoEventLogicStruct.PT3BC = kAOI_LogicOne;
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demoEventLogicStruct.PT3CC = kAOI_LogicOne;
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demoEventLogicStruct.PT3DC = kAOI_LogicOne;
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AOI_SetEventLogicConfig(AOI, kAOI_Event0, demoEventLogicStruct);
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@endcode
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*
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* @param base AOI peripheral address.
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* @param event Event which will be configured of type aoi_event_t.
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* @param eventConfig Pointer to type aoi_event_config_t structure. The user is responsible for
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* filling out the members of this structure and passing the pointer to this function.
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*/
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void AOI_SetEventLogicConfig(AOI_Type *base, aoi_event_t event, const aoi_event_config_t *eventConfig);
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#if defined(__cplusplus)
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}
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#endif /* __cplusplus*/
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/*@}*/
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/*!* @} */
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#endif /* _FSL_AOI_H_*/
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