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/*
* Copyright (c) 2015, Freescale Semiconductor, Inc.
* Copyright 2016-2017 NXP
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* o Redistributions of source code must retain the above copyright notice, this list
* of conditions and the following disclaimer.
*
* o Redistributions in binary form must reproduce the above copyright notice, this
* list of conditions and the following disclaimer in the documentation and/or
* other materials provided with the distribution.
*
* o Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _FSL_FLEXIO_H_
#define _FSL_FLEXIO_H_
#include "fsl_common.h"
/*!
* @addtogroup flexio_driver
* @{
*/
/*******************************************************************************
* Definitions
******************************************************************************/
/*! @name Driver version */
/*@{*/
/*! @brief FlexIO driver version 2.0.1. */
#define FSL_FLEXIO_DRIVER_VERSION (MAKE_VERSION(2, 0, 1))
/*@}*/
/*! @brief Calculate FlexIO timer trigger.*/
#define FLEXIO_TIMER_TRIGGER_SEL_PININPUT(x) ((uint32_t)(x) << 1U)
#define FLEXIO_TIMER_TRIGGER_SEL_SHIFTnSTAT(x) (((uint32_t)(x) << 2U) | 0x1U)
#define FLEXIO_TIMER_TRIGGER_SEL_TIMn(x) (((uint32_t)(x) << 2U) | 0x3U)
/*! @brief Define time of timer trigger polarity.*/
typedef enum _flexio_timer_trigger_polarity
{
kFLEXIO_TimerTriggerPolarityActiveHigh = 0x0U, /*!< Active high. */
kFLEXIO_TimerTriggerPolarityActiveLow = 0x1U, /*!< Active low. */
} flexio_timer_trigger_polarity_t;
/*! @brief Define type of timer trigger source.*/
typedef enum _flexio_timer_trigger_source
{
kFLEXIO_TimerTriggerSourceExternal = 0x0U, /*!< External trigger selected. */
kFLEXIO_TimerTriggerSourceInternal = 0x1U, /*!< Internal trigger selected. */
} flexio_timer_trigger_source_t;
/*! @brief Define type of timer/shifter pin configuration.*/
typedef enum _flexio_pin_config
{
kFLEXIO_PinConfigOutputDisabled = 0x0U, /*!< Pin output disabled. */
kFLEXIO_PinConfigOpenDrainOrBidirection = 0x1U, /*!< Pin open drain or bidirectional output enable. */
kFLEXIO_PinConfigBidirectionOutputData = 0x2U, /*!< Pin bidirectional output data. */
kFLEXIO_PinConfigOutput = 0x3U, /*!< Pin output. */
} flexio_pin_config_t;
/*! @brief Definition of pin polarity.*/
typedef enum _flexio_pin_polarity
{
kFLEXIO_PinActiveHigh = 0x0U, /*!< Active high. */
kFLEXIO_PinActiveLow = 0x1U, /*!< Active low. */
} flexio_pin_polarity_t;
/*! @brief Define type of timer work mode.*/
typedef enum _flexio_timer_mode
{
kFLEXIO_TimerModeDisabled = 0x0U, /*!< Timer Disabled. */
kFLEXIO_TimerModeDual8BitBaudBit = 0x1U, /*!< Dual 8-bit counters baud/bit mode. */
kFLEXIO_TimerModeDual8BitPWM = 0x2U, /*!< Dual 8-bit counters PWM mode. */
kFLEXIO_TimerModeSingle16Bit = 0x3U, /*!< Single 16-bit counter mode. */
} flexio_timer_mode_t;
/*! @brief Define type of timer initial output or timer reset condition.*/
typedef enum _flexio_timer_output
{
kFLEXIO_TimerOutputOneNotAffectedByReset = 0x0U, /*!< Logic one when enabled and is not affected by timer
reset. */
kFLEXIO_TimerOutputZeroNotAffectedByReset = 0x1U, /*!< Logic zero when enabled and is not affected by timer
reset. */
kFLEXIO_TimerOutputOneAffectedByReset = 0x2U, /*!< Logic one when enabled and on timer reset. */
kFLEXIO_TimerOutputZeroAffectedByReset = 0x3U, /*!< Logic zero when enabled and on timer reset. */
} flexio_timer_output_t;
/*! @brief Define type of timer decrement.*/
typedef enum _flexio_timer_decrement_source
{
kFLEXIO_TimerDecSrcOnFlexIOClockShiftTimerOutput = 0x0U, /*!< Decrement counter on FlexIO clock, Shift clock
equals Timer output. */
kFLEXIO_TimerDecSrcOnTriggerInputShiftTimerOutput = 0x1U, /*!< Decrement counter on Trigger input (both edges),
Shift clock equals Timer output. */
kFLEXIO_TimerDecSrcOnPinInputShiftPinInput = 0x2U, /*!< Decrement counter on Pin input (both edges),
Shift clock equals Pin input. */
kFLEXIO_TimerDecSrcOnTriggerInputShiftTriggerInput = 0x3U, /*!< Decrement counter on Trigger input (both edges),
Shift clock equals Trigger input. */
} flexio_timer_decrement_source_t;
/*! @brief Define type of timer reset condition.*/
typedef enum _flexio_timer_reset_condition
{
kFLEXIO_TimerResetNever = 0x0U, /*!< Timer never reset. */
kFLEXIO_TimerResetOnTimerPinEqualToTimerOutput = 0x2U, /*!< Timer reset on Timer Pin equal to Timer Output. */
kFLEXIO_TimerResetOnTimerTriggerEqualToTimerOutput = 0x3U, /*!< Timer reset on Timer Trigger equal to
Timer Output. */
kFLEXIO_TimerResetOnTimerPinRisingEdge = 0x4U, /*!< Timer reset on Timer Pin rising edge. */
kFLEXIO_TimerResetOnTimerTriggerRisingEdge = 0x6U, /*!< Timer reset on Trigger rising edge. */
kFLEXIO_TimerResetOnTimerTriggerBothEdge = 0x7U, /*!< Timer reset on Trigger rising or falling edge. */
} flexio_timer_reset_condition_t;
/*! @brief Define type of timer disable condition.*/
typedef enum _flexio_timer_disable_condition
{
kFLEXIO_TimerDisableNever = 0x0U, /*!< Timer never disabled. */
kFLEXIO_TimerDisableOnPreTimerDisable = 0x1U, /*!< Timer disabled on Timer N-1 disable. */
kFLEXIO_TimerDisableOnTimerCompare = 0x2U, /*!< Timer disabled on Timer compare. */
kFLEXIO_TimerDisableOnTimerCompareTriggerLow = 0x3U, /*!< Timer disabled on Timer compare and Trigger Low. */
kFLEXIO_TimerDisableOnPinBothEdge = 0x4U, /*!< Timer disabled on Pin rising or falling edge. */
kFLEXIO_TimerDisableOnPinBothEdgeTriggerHigh = 0x5U, /*!< Timer disabled on Pin rising or falling edge provided
Trigger is high. */
kFLEXIO_TimerDisableOnTriggerFallingEdge = 0x6U, /*!< Timer disabled on Trigger falling edge. */
} flexio_timer_disable_condition_t;
/*! @brief Define type of timer enable condition.*/
typedef enum _flexio_timer_enable_condition
{
kFLEXIO_TimerEnabledAlways = 0x0U, /*!< Timer always enabled. */
kFLEXIO_TimerEnableOnPrevTimerEnable = 0x1U, /*!< Timer enabled on Timer N-1 enable. */
kFLEXIO_TimerEnableOnTriggerHigh = 0x2U, /*!< Timer enabled on Trigger high. */
kFLEXIO_TimerEnableOnTriggerHighPinHigh = 0x3U, /*!< Timer enabled on Trigger high and Pin high. */
kFLEXIO_TimerEnableOnPinRisingEdge = 0x4U, /*!< Timer enabled on Pin rising edge. */
kFLEXIO_TimerEnableOnPinRisingEdgeTriggerHigh = 0x5U, /*!< Timer enabled on Pin rising edge and Trigger high. */
kFLEXIO_TimerEnableOnTriggerRisingEdge = 0x6U, /*!< Timer enabled on Trigger rising edge. */
kFLEXIO_TimerEnableOnTriggerBothEdge = 0x7U, /*!< Timer enabled on Trigger rising or falling edge. */
} flexio_timer_enable_condition_t;
/*! @brief Define type of timer stop bit generate condition.*/
typedef enum _flexio_timer_stop_bit_condition
{
kFLEXIO_TimerStopBitDisabled = 0x0U, /*!< Stop bit disabled. */
kFLEXIO_TimerStopBitEnableOnTimerCompare = 0x1U, /*!< Stop bit is enabled on timer compare. */
kFLEXIO_TimerStopBitEnableOnTimerDisable = 0x2U, /*!< Stop bit is enabled on timer disable. */
kFLEXIO_TimerStopBitEnableOnTimerCompareDisable = 0x3U, /*!< Stop bit is enabled on timer compare and timer
disable. */
} flexio_timer_stop_bit_condition_t;
/*! @brief Define type of timer start bit generate condition.*/
typedef enum _flexio_timer_start_bit_condition
{
kFLEXIO_TimerStartBitDisabled = 0x0U, /*!< Start bit disabled. */
kFLEXIO_TimerStartBitEnabled = 0x1U, /*!< Start bit enabled. */
} flexio_timer_start_bit_condition_t;
/*! @brief Define type of timer polarity for shifter control. */
typedef enum _flexio_shifter_timer_polarity
{
kFLEXIO_ShifterTimerPolarityOnPositive = 0x0U, /* Shift on positive edge of shift clock. */
kFLEXIO_ShifterTimerPolarityOnNegitive = 0x1U, /* Shift on negative edge of shift clock. */
} flexio_shifter_timer_polarity_t;
/*! @brief Define type of shifter working mode.*/
typedef enum _flexio_shifter_mode
{
kFLEXIO_ShifterDisabled = 0x0U, /*!< Shifter is disabled. */
kFLEXIO_ShifterModeReceive = 0x1U, /*!< Receive mode. */
kFLEXIO_ShifterModeTransmit = 0x2U, /*!< Transmit mode. */
kFLEXIO_ShifterModeMatchStore = 0x4U, /*!< Match store mode. */
kFLEXIO_ShifterModeMatchContinuous = 0x5U, /*!< Match continuous mode. */
#if defined(FSL_FEATURE_FLEXIO_HAS_STATE_MODE) && FSL_FEATURE_FLEXIO_HAS_STATE_MODE
kFLEXIO_ShifterModeState = 0x6U, /*!< SHIFTBUF contents are used for storing
programmable state attributes. */
#endif /* FSL_FEATURE_FLEXIO_HAS_STATE_MODE */
#if defined(FSL_FEATURE_FLEXIO_HAS_LOGIC_MODE) && FSL_FEATURE_FLEXIO_HAS_LOGIC_MODE
kFLEXIO_ShifterModeLogic = 0x7U, /*!< SHIFTBUF contents are used for implementing
programmable logic look up table. */
#endif /* FSL_FEATURE_FLEXIO_HAS_LOGIC_MODE */
} flexio_shifter_mode_t;
/*! @brief Define type of shifter input source.*/
typedef enum _flexio_shifter_input_source
{
kFLEXIO_ShifterInputFromPin = 0x0U, /*!< Shifter input from pin. */
kFLEXIO_ShifterInputFromNextShifterOutput = 0x1U, /*!< Shifter input from Shifter N+1. */
} flexio_shifter_input_source_t;
/*! @brief Define of STOP bit configuration.*/
typedef enum _flexio_shifter_stop_bit
{
kFLEXIO_ShifterStopBitDisable = 0x0U, /*!< Disable shifter stop bit. */
kFLEXIO_ShifterStopBitLow = 0x2U, /*!< Set shifter stop bit to logic low level. */
kFLEXIO_ShifterStopBitHigh = 0x3U, /*!< Set shifter stop bit to logic high level. */
} flexio_shifter_stop_bit_t;
/*! @brief Define type of START bit configuration.*/
typedef enum _flexio_shifter_start_bit
{
kFLEXIO_ShifterStartBitDisabledLoadDataOnEnable = 0x0U, /*!< Disable shifter start bit, transmitter loads
data on enable. */
kFLEXIO_ShifterStartBitDisabledLoadDataOnShift = 0x1U, /*!< Disable shifter start bit, transmitter loads
data on first shift. */
kFLEXIO_ShifterStartBitLow = 0x2U, /*!< Set shifter start bit to logic low level. */
kFLEXIO_ShifterStartBitHigh = 0x3U, /*!< Set shifter start bit to logic high level. */
} flexio_shifter_start_bit_t;
/*! @brief Define FlexIO shifter buffer type*/
typedef enum _flexio_shifter_buffer_type
{
kFLEXIO_ShifterBuffer = 0x0U, /*!< Shifter Buffer N Register. */
kFLEXIO_ShifterBufferBitSwapped = 0x1U, /*!< Shifter Buffer N Bit Byte Swapped Register. */
kFLEXIO_ShifterBufferByteSwapped = 0x2U, /*!< Shifter Buffer N Byte Swapped Register. */
kFLEXIO_ShifterBufferBitByteSwapped = 0x3U, /*!< Shifter Buffer N Bit Swapped Register. */
#if defined(FSL_FEATURE_FLEXIO_HAS_SHFT_BUFFER_NIBBLE_BYTE_SWAP) && FSL_FEATURE_FLEXIO_HAS_SHFT_BUFFER_NIBBLE_BYTE_SWAP
kFLEXIO_ShifterBufferNibbleByteSwapped = 0x4U, /*!< Shifter Buffer N Nibble Byte Swapped Register. */
#endif /*FSL_FEATURE_FLEXIO_HAS_SHFT_BUFFER_NIBBLE_BYTE_SWAP*/
#if defined(FSL_FEATURE_FLEXIO_HAS_SHFT_BUFFER_HALF_WORD_SWAP) && FSL_FEATURE_FLEXIO_HAS_SHFT_BUFFER_HALF_WORD_SWAP
kFLEXIO_ShifterBufferHalfWordSwapped = 0x5U, /*!< Shifter Buffer N Half Word Swapped Register. */
#endif
#if defined(FSL_FEATURE_FLEXIO_HAS_SHFT_BUFFER_NIBBLE_SWAP) && FSL_FEATURE_FLEXIO_HAS_SHFT_BUFFER_NIBBLE_SWAP
kFLEXIO_ShifterBufferNibbleSwapped = 0x6U, /*!< Shifter Buffer N Nibble Swapped Register. */
#endif
} flexio_shifter_buffer_type_t;
/*! @brief Define FlexIO user configuration structure. */
typedef struct _flexio_config_
{
bool enableFlexio; /*!< Enable/disable FlexIO module */
bool enableInDoze; /*!< Enable/disable FlexIO operation in doze mode */
bool enableInDebug; /*!< Enable/disable FlexIO operation in debug mode */
bool enableFastAccess; /*!< Enable/disable fast access to FlexIO registers, fast access requires
the FlexIO clock to be at least twice the frequency of the bus clock. */
} flexio_config_t;
/*! @brief Define FlexIO timer configuration structure. */
typedef struct _flexio_timer_config
{
/* Trigger. */
uint32_t triggerSelect; /*!< The internal trigger selection number using MACROs. */
flexio_timer_trigger_polarity_t triggerPolarity; /*!< Trigger Polarity. */
flexio_timer_trigger_source_t triggerSource; /*!< Trigger Source, internal (see 'trgsel') or external. */
/* Pin. */
flexio_pin_config_t pinConfig; /*!< Timer Pin Configuration. */
uint32_t pinSelect; /*!< Timer Pin number Select. */
flexio_pin_polarity_t pinPolarity; /*!< Timer Pin Polarity. */
/* Timer. */
flexio_timer_mode_t timerMode; /*!< Timer work Mode. */
flexio_timer_output_t timerOutput; /*!< Configures the initial state of the Timer Output and
whether it is affected by the Timer reset. */
flexio_timer_decrement_source_t timerDecrement; /*!< Configures the source of the Timer decrement and the
source of the Shift clock. */
flexio_timer_reset_condition_t timerReset; /*!< Configures the condition that causes the timer counter
(and optionally the timer output) to be reset. */
flexio_timer_disable_condition_t timerDisable; /*!< Configures the condition that causes the Timer to be
disabled and stop decrementing. */
flexio_timer_enable_condition_t timerEnable; /*!< Configures the condition that causes the Timer to be
enabled and start decrementing. */
flexio_timer_stop_bit_condition_t timerStop; /*!< Timer STOP Bit generation. */
flexio_timer_start_bit_condition_t timerStart; /*!< Timer STRAT Bit generation. */
uint32_t timerCompare; /*!< Value for Timer Compare N Register. */
} flexio_timer_config_t;
/*! @brief Define FlexIO shifter configuration structure. */
typedef struct _flexio_shifter_config
{
/* Timer. */
uint32_t timerSelect; /*!< Selects which Timer is used for controlling the
logic/shift register and generating the Shift clock. */
flexio_shifter_timer_polarity_t timerPolarity; /*!< Timer Polarity. */
/* Pin. */
flexio_pin_config_t pinConfig; /*!< Shifter Pin Configuration. */
uint32_t pinSelect; /*!< Shifter Pin number Select. */
flexio_pin_polarity_t pinPolarity; /*!< Shifter Pin Polarity. */
/* Shifter. */
flexio_shifter_mode_t shifterMode; /*!< Configures the mode of the Shifter. */
#if defined(FSL_FEATURE_FLEXIO_HAS_PARALLEL_WIDTH) && FSL_FEATURE_FLEXIO_HAS_PARALLEL_WIDTH
uint32_t parallelWidth; /*!< Configures the parallel width when using parallel mode.*/
#endif /* FSL_FEATURE_FLEXIO_HAS_PARALLEL_WIDTH */
flexio_shifter_input_source_t inputSource; /*!< Selects the input source for the shifter. */
flexio_shifter_stop_bit_t shifterStop; /*!< Shifter STOP bit. */
flexio_shifter_start_bit_t shifterStart; /*!< Shifter START bit. */
} flexio_shifter_config_t;
/*! @brief typedef for FlexIO simulated driver interrupt handler.*/
typedef void (*flexio_isr_t)(void *base, void *handle);
/*******************************************************************************
* API
******************************************************************************/
#if defined(__cplusplus)
extern "C" {
#endif /*_cplusplus*/
/*!
* @name FlexIO Initialization and De-initialization
* @{
*/
/*!
* @brief Gets the default configuration to configure the FlexIO module. The configuration
* can used directly to call the FLEXIO_Configure().
*
* Example:
@code
flexio_config_t config;
FLEXIO_GetDefaultConfig(&config);
@endcode
*
* @param userConfig pointer to flexio_config_t structure
*/
void FLEXIO_GetDefaultConfig(flexio_config_t *userConfig);
/*!
* @brief Configures the FlexIO with a FlexIO configuration. The configuration structure
* can be filled by the user or be set with default values by FLEXIO_GetDefaultConfig().
*
* Example
@code
flexio_config_t config = {
.enableFlexio = true,
.enableInDoze = false,
.enableInDebug = true,
.enableFastAccess = false
};
FLEXIO_Configure(base, &config);
@endcode
*
* @param base FlexIO peripheral base address
* @param userConfig pointer to flexio_config_t structure
*/
void FLEXIO_Init(FLEXIO_Type *base, const flexio_config_t *userConfig);
/*!
* @brief Gates the FlexIO clock. Call this API to stop the FlexIO clock.
*
* @note After calling this API, call the FLEXO_Init to use the FlexIO module.
*
* @param base FlexIO peripheral base address
*/
void FLEXIO_Deinit(FLEXIO_Type *base);
/* @} */
/*!
* @name FlexIO Basic Operation
* @{
*/
/*!
* @brief Resets the FlexIO module.
*
* @param base FlexIO peripheral base address
*/
void FLEXIO_Reset(FLEXIO_Type *base);
/*!
* @brief Enables the FlexIO module operation.
*
* @param base FlexIO peripheral base address
* @param enable true to enable, false to disable.
*/
static inline void FLEXIO_Enable(FLEXIO_Type *base, bool enable)
{
if (enable)
{
base->CTRL |= FLEXIO_CTRL_FLEXEN_MASK;
}
else
{
base->CTRL &= ~FLEXIO_CTRL_FLEXEN_MASK;
}
}
#if defined(FSL_FEATURE_FLEXIO_HAS_PIN_STATUS) && FSL_FEATURE_FLEXIO_HAS_PIN_STATUS
/*!
* @brief Reads the input data on each of the FlexIO pins.
*
* @param base FlexIO peripheral base address
* @return FlexIO pin input data
*/
static inline uint32_t FLEXIO_ReadPinInput(FLEXIO_Type *base)
{
return base->PIN;
}
#endif /*FSL_FEATURE_FLEXIO_HAS_PIN_STATUS*/
#if defined(FSL_FEATURE_FLEXIO_HAS_STATE_MODE) && FSL_FEATURE_FLEXIO_HAS_STATE_MODE
/*!
* @brief Gets the current state pointer for state mode use.
*
* @param base FlexIO peripheral base address
* @return current State pointer
*/
static inline uint8_t FLEXIO_GetShifterState(FLEXIO_Type *base)
{
return ((base->SHIFTSTATE) & FLEXIO_SHIFTSTATE_STATE_MASK);
}
#endif /*FSL_FEATURE_FLEXIO_HAS_STATE_MODE*/
/*!
* @brief Configures the shifter with the shifter configuration. The configuration structure
* covers both the SHIFTCTL and SHIFTCFG registers. To configure the shifter to the proper
* mode, select which timer controls the shifter to shift, whether to generate start bit/stop
* bit, and the polarity of start bit and stop bit.
*
* Example
@code
flexio_shifter_config_t config = {
.timerSelect = 0,
.timerPolarity = kFLEXIO_ShifterTimerPolarityOnPositive,
.pinConfig = kFLEXIO_PinConfigOpenDrainOrBidirection,
.pinPolarity = kFLEXIO_PinActiveLow,
.shifterMode = kFLEXIO_ShifterModeTransmit,
.inputSource = kFLEXIO_ShifterInputFromPin,
.shifterStop = kFLEXIO_ShifterStopBitHigh,
.shifterStart = kFLEXIO_ShifterStartBitLow
};
FLEXIO_SetShifterConfig(base, &config);
@endcode
*
* @param base FlexIO peripheral base address
* @param index Shifter index
* @param shifterConfig Pointer to flexio_shifter_config_t structure
*/
void FLEXIO_SetShifterConfig(FLEXIO_Type *base, uint8_t index, const flexio_shifter_config_t *shifterConfig);
/*!
* @brief Configures the timer with the timer configuration. The configuration structure
* covers both the TIMCTL and TIMCFG registers. To configure the timer to the proper
* mode, select trigger source for timer and the timer pin output and the timing for timer.
*
* Example
@code
flexio_timer_config_t config = {
.triggerSelect = FLEXIO_TIMER_TRIGGER_SEL_SHIFTnSTAT(0),
.triggerPolarity = kFLEXIO_TimerTriggerPolarityActiveLow,
.triggerSource = kFLEXIO_TimerTriggerSourceInternal,
.pinConfig = kFLEXIO_PinConfigOpenDrainOrBidirection,
.pinSelect = 0,
.pinPolarity = kFLEXIO_PinActiveHigh,
.timerMode = kFLEXIO_TimerModeDual8BitBaudBit,
.timerOutput = kFLEXIO_TimerOutputZeroNotAffectedByReset,
.timerDecrement = kFLEXIO_TimerDecSrcOnFlexIOClockShiftTimerOutput,
.timerReset = kFLEXIO_TimerResetOnTimerPinEqualToTimerOutput,
.timerDisable = kFLEXIO_TimerDisableOnTimerCompare,
.timerEnable = kFLEXIO_TimerEnableOnTriggerHigh,
.timerStop = kFLEXIO_TimerStopBitEnableOnTimerDisable,
.timerStart = kFLEXIO_TimerStartBitEnabled
};
FLEXIO_SetTimerConfig(base, &config);
@endcode
*
* @param base FlexIO peripheral base address
* @param index Timer index
* @param timerConfig Pointer to the flexio_timer_config_t structure
*/
void FLEXIO_SetTimerConfig(FLEXIO_Type *base, uint8_t index, const flexio_timer_config_t *timerConfig);
/* @} */
/*!
* @name FlexIO Interrupt Operation
* @{
*/
/*!
* @brief Enables the shifter status interrupt. The interrupt generates when the corresponding SSF is set.
*
* @param base FlexIO peripheral base address
* @param mask The shifter status mask which can be calculated by (1 << shifter index)
* @note For multiple shifter status interrupt enable, for example, two shifter status enable, can calculate
* the mask by using ((1 << shifter index0) | (1 << shifter index1))
*/
static inline void FLEXIO_EnableShifterStatusInterrupts(FLEXIO_Type *base, uint32_t mask)
{
base->SHIFTSIEN |= mask;
}
/*!
* @brief Disables the shifter status interrupt. The interrupt won't generate when the corresponding SSF is set.
*
* @param base FlexIO peripheral base address
* @param mask The shifter status mask which can be calculated by (1 << shifter index)
* @note For multiple shifter status interrupt enable, for example, two shifter status enable, can calculate
* the mask by using ((1 << shifter index0) | (1 << shifter index1))
*/
static inline void FLEXIO_DisableShifterStatusInterrupts(FLEXIO_Type *base, uint32_t mask)
{
base->SHIFTSIEN &= ~mask;
}
/*!
* @brief Enables the shifter error interrupt. The interrupt generates when the corresponding SEF is set.
*
* @param base FlexIO peripheral base address
* @param mask The shifter error mask which can be calculated by (1 << shifter index)
* @note For multiple shifter error interrupt enable, for example, two shifter error enable, can calculate
* the mask by using ((1 << shifter index0) | (1 << shifter index1))
*/
static inline void FLEXIO_EnableShifterErrorInterrupts(FLEXIO_Type *base, uint32_t mask)
{
base->SHIFTEIEN |= mask;
}
/*!
* @brief Disables the shifter error interrupt. The interrupt won't generate when the corresponding SEF is set.
*
* @param base FlexIO peripheral base address
* @param mask The shifter error mask which can be calculated by (1 << shifter index)
* @note For multiple shifter error interrupt enable, for example, two shifter error enable, can calculate
* the mask by using ((1 << shifter index0) | (1 << shifter index1))
*/
static inline void FLEXIO_DisableShifterErrorInterrupts(FLEXIO_Type *base, uint32_t mask)
{
base->SHIFTEIEN &= ~mask;
}
/*!
* @brief Enables the timer status interrupt. The interrupt generates when the corresponding SSF is set.
*
* @param base FlexIO peripheral base address
* @param mask The timer status mask which can be calculated by (1 << timer index)
* @note For multiple timer status interrupt enable, for example, two timer status enable, can calculate
* the mask by using ((1 << timer index0) | (1 << timer index1))
*/
static inline void FLEXIO_EnableTimerStatusInterrupts(FLEXIO_Type *base, uint32_t mask)
{
base->TIMIEN |= mask;
}
/*!
* @brief Disables the timer status interrupt. The interrupt won't generate when the corresponding SSF is set.
*
* @param base FlexIO peripheral base address
* @param mask The timer status mask which can be calculated by (1 << timer index)
* @note For multiple timer status interrupt enable, for example, two timer status enable, can calculate
* the mask by using ((1 << timer index0) | (1 << timer index1))
*/
static inline void FLEXIO_DisableTimerStatusInterrupts(FLEXIO_Type *base, uint32_t mask)
{
base->TIMIEN &= ~mask;
}
/* @} */
/*!
* @name FlexIO Status Operation
* @{
*/
/*!
* @brief Gets the shifter status flags.
*
* @param base FlexIO peripheral base address
* @return Shifter status flags
*/
static inline uint32_t FLEXIO_GetShifterStatusFlags(FLEXIO_Type *base)
{
return ((base->SHIFTSTAT) & FLEXIO_SHIFTSTAT_SSF_MASK);
}
/*!
* @brief Clears the shifter status flags.
*
* @param base FlexIO peripheral base address
* @param mask The shifter status mask which can be calculated by (1 << shifter index)
* @note For clearing multiple shifter status flags, for example, two shifter status flags, can calculate
* the mask by using ((1 << shifter index0) | (1 << shifter index1))
*/
static inline void FLEXIO_ClearShifterStatusFlags(FLEXIO_Type *base, uint32_t mask)
{
base->SHIFTSTAT = mask;
}
/*!
* @brief Gets the shifter error flags.
*
* @param base FlexIO peripheral base address
* @return Shifter error flags
*/
static inline uint32_t FLEXIO_GetShifterErrorFlags(FLEXIO_Type *base)
{
return ((base->SHIFTERR) & FLEXIO_SHIFTERR_SEF_MASK);
}
/*!
* @brief Clears the shifter error flags.
*
* @param base FlexIO peripheral base address
* @param mask The shifter error mask which can be calculated by (1 << shifter index)
* @note For clearing multiple shifter error flags, for example, two shifter error flags, can calculate
* the mask by using ((1 << shifter index0) | (1 << shifter index1))
*/
static inline void FLEXIO_ClearShifterErrorFlags(FLEXIO_Type *base, uint32_t mask)
{
base->SHIFTERR = mask;
}
/*!
* @brief Gets the timer status flags.
*
* @param base FlexIO peripheral base address
* @return Timer status flags
*/
static inline uint32_t FLEXIO_GetTimerStatusFlags(FLEXIO_Type *base)
{
return ((base->TIMSTAT) & FLEXIO_TIMSTAT_TSF_MASK);
}
/*!
* @brief Clears the timer status flags.
*
* @param base FlexIO peripheral base address
* @param mask The timer status mask which can be calculated by (1 << timer index)
* @note For clearing multiple timer status flags, for example, two timer status flags, can calculate
* the mask by using ((1 << timer index0) | (1 << timer index1))
*/
static inline void FLEXIO_ClearTimerStatusFlags(FLEXIO_Type *base, uint32_t mask)
{
base->TIMSTAT = mask;
}
/* @} */
/*!
* @name FlexIO DMA Operation
* @{
*/
/*!
* @brief Enables/disables the shifter status DMA. The DMA request generates when the corresponding SSF is set.
*
* @note For multiple shifter status DMA enables, for example, calculate
* the mask by using ((1 << shifter index0) | (1 << shifter index1))
*
* @param base FlexIO peripheral base address
* @param mask The shifter status mask which can be calculated by (1 << shifter index)
* @param enable True to enable, false to disable.
*/
static inline void FLEXIO_EnableShifterStatusDMA(FLEXIO_Type *base, uint32_t mask, bool enable)
{
if (enable)
{
base->SHIFTSDEN |= mask;
}
else
{
base->SHIFTSDEN &= ~mask;
}
}
/*!
* @brief Gets the shifter buffer address for the DMA transfer usage.
*
* @param base FlexIO peripheral base address
* @param type Shifter type of flexio_shifter_buffer_type_t
* @param index Shifter index
* @return Corresponding shifter buffer index
*/
uint32_t FLEXIO_GetShifterBufferAddress(FLEXIO_Type *base, flexio_shifter_buffer_type_t type, uint8_t index);
/*!
* @brief Registers the handle and the interrupt handler for the FlexIO-simulated peripheral.
*
* @param base Pointer to the FlexIO simulated peripheral type.
* @param handle Pointer to the handler for FlexIO simulated peripheral.
* @param isr FlexIO simulated peripheral interrupt handler.
* @retval kStatus_Success Successfully create the handle.
* @retval kStatus_OutOfRange The FlexIO type/handle/ISR table out of range.
*/
status_t FLEXIO_RegisterHandleIRQ(void *base, void *handle, flexio_isr_t isr);
/*!
* @brief Unregisters the handle and the interrupt handler for the FlexIO-simulated peripheral.
*
* @param base Pointer to the FlexIO simulated peripheral type.
* @retval kStatus_Success Successfully create the handle.
* @retval kStatus_OutOfRange The FlexIO type/handle/ISR table out of range.
*/
status_t FLEXIO_UnregisterHandleIRQ(void *base);
/* @} */
#if defined(__cplusplus)
}
#endif /*_cplusplus*/
/*@}*/
#endif /*_FSL_FLEXIO_H_*/
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