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Diff: targets/TARGET_Maxim/TARGET_MAX32630/mxc/tmr.h
- Revision:
- 157:ff67d9f36b67
diff -r 95d6b41a828b -r ff67d9f36b67 targets/TARGET_Maxim/TARGET_MAX32630/mxc/tmr.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/TARGET_Maxim/TARGET_MAX32630/mxc/tmr.h Thu Feb 02 17:01:33 2017 +0000
@@ -0,0 +1,611 @@
+/**
+ * @file
+ * @brief Timer0 & Timer1 32/16-Bit Peripheral Driver.
+ */
+/* *****************************************************************************
+ * Copyright (C) 2016 Maxim Integrated Products, Inc., All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
+ * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Except as contained in this notice, the name of Maxim Integrated
+ * Products, Inc. shall not be used except as stated in the Maxim Integrated
+ * Products, Inc. Branding Policy.
+ *
+ * The mere transfer of this software does not imply any licenses
+ * of trade secrets, proprietary technology, copyrights, patents,
+ * trademarks, maskwork rights, or any other form of intellectual
+ * property whatsoever. Maxim Integrated Products, Inc. retains all
+ * ownership rights.
+ *
+ * $Date: 2016-10-10 19:49:16 -0500 (Mon, 10 Oct 2016) $
+ * $Revision: 24675 $
+ *
+ *************************************************************************** */
+
+/* Define to prevent redundant inclusion */
+#ifndef _TIMER_H
+#define _TIMER_H
+
+/* **** Includes **** */
+#include "mxc_config.h"
+#include "tmr_regs.h"
+#include "mxc_sys.h"
+
+/* **** Extern CPP **** */
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @ingroup periphlibs
+ * @defgroup tmr Timers
+ * @brief 32/16-bit Timers
+ * @{
+ */
+
+/**
+ * Enumeration type for units of time.
+ */
+typedef enum {
+ TMR_UNIT_NANOSEC = 0, /**< Nanosecond Unit Indicator. */
+ TMR_UNIT_MICROSEC, /**< Microsecond Unit Indicator. */
+ TMR_UNIT_MILLISEC, /**< Millisecond Unit Indicator. */
+ TMR_UNIT_SEC, /**< Second Unit Indicator. */
+} tmr_unit_t;
+
+/**
+ * Enumeration type to select the 32-bit Timer Mode.
+ */
+typedef enum {
+ TMR32_MODE_ONE_SHOT = MXC_V_TMR_CTRL_MODE_ONE_SHOT, /**< One-shot Mode */
+ TMR32_MODE_CONTINUOUS = MXC_V_TMR_CTRL_MODE_CONTINUOUS, /**< Continuous Mode */
+ TMR32_MODE_COUNTER = MXC_V_TMR_CTRL_MODE_COUNTER, /**< Counter Mode */
+ TMR32_MODE_PWM = MXC_V_TMR_CTRL_MODE_PWM, /**< Pulse Width Modulation Mode */
+ TMR32_MODE_CAPTURE = MXC_V_TMR_CTRL_MODE_CAPTURE, /**< Capture Mode */
+ TMR32_MODE_COMPARE = MXC_V_TMR_CTRL_MODE_COMPARE, /**< Compare Mode */
+ TMR32_MODE_GATED = MXC_V_TMR_CTRL_MODE_GATED, /**< Gated Mode */
+ TMR32_MODE_MEASURE = MXC_V_TMR_CTRL_MODE_MEASURE /**< Measure Mode */
+} tmr32_mode_t;
+
+/**
+ * Enumeration type to select a 16-bit Timer Mode.
+ * @note 16-bit times only support One Shot and Continuous timers.
+ */
+typedef enum {
+ TMR16_MODE_ONE_SHOT = MXC_V_TMR_CTRL_MODE_ONE_SHOT, /**< One-Shot Mode. */
+ TMR16_MODE_CONTINUOUS = MXC_V_TMR_CTRL_MODE_CONTINUOUS /**< Continuous Mode. */
+} tmr16_mode_t;
+
+/**
+ * Enumeration type to select the Prescale Divider for the timer module. The prescaler
+ * divides the peripheral input clock to the timer by a selectable divisor.
+ */
+typedef enum {
+ TMR_PRESCALE_DIV_2_0 = MXC_V_TMR_CTRL_PRESCALE_DIVIDE_BY_1, /**< Divide the peripheral input clock by \f$ TMR_{Prescaler} = 2^{0} = 1 \f$ */
+ TMR_PRESCALE_DIV_2_1 = MXC_V_TMR_CTRL_PRESCALE_DIVIDE_BY_2, /**< Divide the peripheral input clock by \f$ TMR_{Prescaler} = 2^{1} = 2 \f$ */
+ TMR_PRESCALE_DIV_2_2 = MXC_V_TMR_CTRL_PRESCALE_DIVIDE_BY_4, /**< Divide the peripheral input clock by \f$ TMR_{Prescaler} = 2^{2} = 4 \f$ */
+ TMR_PRESCALE_DIV_2_3 = MXC_V_TMR_CTRL_PRESCALE_DIVIDE_BY_8, /**< Divide the peripheral input clock by \f$ TMR_{Prescaler} = 2^{3} = 8 \f$ */
+ TMR_PRESCALE_DIV_2_4 = MXC_V_TMR_CTRL_PRESCALE_DIVIDE_BY_16, /**< Divide the peripheral input clock by \f$ TMR_{Prescaler} = 2^{4} = 16 \f$ */
+ TMR_PRESCALE_DIV_2_5 = MXC_V_TMR_CTRL_PRESCALE_DIVIDE_BY_32, /**< Divide the peripheral input clock by \f$ TMR_{Prescaler} = 2^{5} = 32 \f$ */
+ TMR_PRESCALE_DIV_2_6 = MXC_V_TMR_CTRL_PRESCALE_DIVIDE_BY_64, /**< Divide the peripheral input clock by \f$ TMR_{Prescaler} = 2^{6} = 64 \f$ */
+ TMR_PRESCALE_DIV_2_7 = MXC_V_TMR_CTRL_PRESCALE_DIVIDE_BY_128, /**< Divide the peripheral input clock by \f$ TMR_{Prescaler} = 2^{7} = 128 \f$ */
+ TMR_PRESCALE_DIV_2_8 = MXC_V_TMR_CTRL_PRESCALE_DIVIDE_BY_256, /**< Divide the peripheral input clock by \f$ TMR_{Prescaler} = 2^{8} = 256 \f$ */
+ TMR_PRESCALE_DIV_2_9 = MXC_V_TMR_CTRL_PRESCALE_DIVIDE_BY_512, /**< Divide the peripheral input clock by \f$ TMR_{Prescaler} = 2^{9} = 512 \f$ */
+ TMR_PRESCALE_DIV_2_10 = MXC_V_TMR_CTRL_PRESCALE_DIVIDE_BY_1024, /**< Divide the peripheral input clock by \f$ TMR_{Prescaler} = 2^{10} = 1024 \f$ */
+ TMR_PRESCALE_DIV_2_11 = MXC_V_TMR_CTRL_PRESCALE_DIVIDE_BY_2048, /**< Divide the peripheral input clock by \f$ TMR_{Prescaler} = 2^{11} = 2048 \f$ */
+ TMR_PRESCALE_DIV_2_12 = MXC_V_TMR_CTRL_PRESCALE_DIVIDE_BY_4096, /**< Divide the peripheral input clock by \f$ TMR_{Prescaler} = 2^{12} = 4096 \f$ */
+} tmr_prescale_t;
+
+/**
+ * Enumeration type to set the polarity bit for pwm timer.
+ */
+typedef enum {
+ TMR_POLARITY_UNUSED = 0, /**< @internal Unused polarity @endinternal */
+
+ TMR_POLARITY_INIT_LOW = 0, /**< GPIO initial output level = low */
+ TMR_POLARITY_INIT_HIGH = 1, /**< GPIO initial output level = high */
+
+ TMR_POLARITY_RISING_EDGE = 0, /**< timer trigger on GPIO rising edge */
+ TMR_POLARITY_FALLING_EDGE = 1, /**< timer trigger on GPIO falling edge */
+} tmr_polarity_t;
+
+/**
+ * Enumeration type to set the polarity bit for pwm timer.
+ */
+typedef enum {
+ TMR_PWM_INVERTED = 0, /**< duty cycle = low pulse */
+ TMR_PWM_NONINVERTED, /**< duty cycle = high pulse */
+} tmr_pwm_polarity_t;
+
+/**
+ * Structure type for Configuring a 32-bit timer in all modes except PWM.
+ */
+typedef struct {
+ tmr32_mode_t mode; /**< Desired timer mode, see #tmr32_mode_t for valid modes. @note If PWM mode is desired, setting the mode to TMR32_MODE_PWM is valid. To configure PWM Mode, see #tmr32_cfg_pwm_t. */
+ tmr_polarity_t polarity; /**< Polarity for GPIO */
+ uint32_t compareCount; /**< Ticks to stop, reset back to 1, or compare timer */
+} tmr32_cfg_t;
+
+/**
+ * Structure type for Configuring PWM Mode for a 32-bit timer.
+ */
+typedef struct {
+ tmr_pwm_polarity_t polarity; /**< PWM polarity selection, see #tmr_pwm_polarity_t. */
+ uint32_t periodCount; /**< PWM period in number of timer ticks. */
+ uint32_t dutyCount; /**< PWM duty cycle in number of timer ticks. */
+} tmr32_cfg_pwm_t;
+
+/**
+ * Structure type for Configuring a 16-bit Timer.
+ */
+typedef struct {
+ tmr16_mode_t mode; /**< 16-bit timer mode, see #tmr16_mode_t for supported modes. */
+ uint16_t compareCount; /**< Number of timer ticks to either stop or reset the timer. */
+} tmr16_cfg_t;
+
+
+
+/**
+ * @brief Initializes the timer to a known state.
+ * @details This function initializes the timer to a known state and saves
+ * the prescaler. The timer will be left disabled. TMR_Init should
+ * be called before TMR_Config.
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param prescale clock divider for the timer clock
+ * @param sysCfg Pointer to the timer system GPIO configuration. If not
+ * using GPIO for the timer instance, set this parameter
+ * to NULL.
+ *
+ * @retval #E_NO_ERROR Timer initialized successfully.
+ * @retval Error Code Timer was not initialized, see @ref MXC_Error_Codes.
+ */
+int TMR_Init(mxc_tmr_regs_t *tmr, tmr_prescale_t prescale, const sys_cfg_tmr_t *sysCfg);
+
+/**
+ * @brief Configures the timer in the specified mode.
+ * @details The parameters in config structure must be set before calling
+ * this function. This function should be used for configuring the
+ * timer in all 32 bit modes other than PWM.
+ * @note The timer cannot be running when this function is called
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param config pointer to timer configuration
+ */
+void TMR32_Config(mxc_tmr_regs_t *tmr, const tmr32_cfg_t *config);
+
+/**
+ * @brief Configures the timer in PWM mode.
+ * @details The parameters in config structure must be set before calling
+ * this function. This function should be used for configuring the
+ * timer in PWM mode only.
+ * @note The timer cannot be running when this function is called
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param config pointer to timer configuration
+ */
+void TMR32_PWMConfig(mxc_tmr_regs_t *tmr, const tmr32_cfg_pwm_t *config);
+
+/**
+ * @brief Configures the timer in the specified mode.
+ * @details The parameters in config structure must be set before calling
+ * this function. This function should be used for configuring the
+ * timer in all 16 bit modes.
+ * @note The timer cannot be running when this function is called
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param index selects which 16 bit timer (0 = 16_0 or 1 = 16_1)
+ * @param config pointer to timer configuration
+ */
+void TMR16_Config(mxc_tmr_regs_t *tmr, uint8_t index, const tmr16_cfg_t *config);
+
+/**
+ * @brief Starts the specified timer.
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ */
+void TMR32_Start(mxc_tmr_regs_t *tmr);
+
+/**
+ * @brief Starts the specified timer.
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param index selects which 16 bit timer (0 = 16_0 or 1 = 16_1)
+ */
+void TMR16_Start(mxc_tmr_regs_t *tmr, uint8_t index);
+
+/**
+ * @brief Stops the specified 32 bit timer.
+ * @details All other timer states are left unchanged.
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ */
+__STATIC_INLINE void TMR32_Stop(mxc_tmr_regs_t *tmr)
+{
+ tmr->ctrl &= ~MXC_F_TMR_CTRL_ENABLE0;
+}
+
+/**
+ * @brief Stop the specified 16 bit timer.
+ * @details All other timer states are left unchanged.
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param index selects which 16 bit timer (0 = 16_0 or 1 = 16_1)
+ */
+__STATIC_INLINE void TMR16_Stop(mxc_tmr_regs_t *tmr, uint8_t index)
+{
+ if(index)
+ tmr->ctrl &= ~MXC_F_TMR_CTRL_ENABLE1;
+ else
+ tmr->ctrl &= ~MXC_F_TMR_CTRL_ENABLE0;
+}
+
+/**
+ * @brief Determines if the timer is running
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ *
+ * @return 0 = timer is off, non-zero = timer is on
+ */
+__STATIC_INLINE uint32_t TMR32_IsActive(mxc_tmr_regs_t *tmr)
+{
+ return (tmr->ctrl & MXC_F_TMR_CTRL_ENABLE0);
+}
+
+/**
+ * @brief Determines if the timer is running
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param index selects which 16 bit timer (0 = 16_0 or 1 = 16_1)
+ *
+ * @return 0 Timer is off.
+ * @return Non-zero Timer is on.
+ */
+__STATIC_INLINE uint32_t TMR16_IsActive(mxc_tmr_regs_t *tmr, uint8_t index)
+{
+ if(index)
+ return (tmr->ctrl & MXC_F_TMR_CTRL_ENABLE1);
+ else
+ return (tmr->ctrl & MXC_F_TMR_CTRL_ENABLE0);
+}
+
+/**
+ * @brief Enables the timer's interrupt
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ */
+__STATIC_INLINE void TMR32_EnableINT(mxc_tmr_regs_t *tmr)
+{
+ tmr->inten |= MXC_F_TMR_INTEN_TIMER0;
+}
+
+/**
+ * @brief Enables the timer's interrupt
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param index selects which 16 bit timer (0 = 16_0 or 1 = 16_1)
+ */
+__STATIC_INLINE void TMR16_EnableINT(mxc_tmr_regs_t *tmr, uint8_t index)
+{
+ if(index)
+ tmr->inten |= MXC_F_TMR_INTEN_TIMER1;
+ else
+ tmr->inten |= MXC_F_TMR_INTEN_TIMER0;
+}
+
+/**
+ * @brief Disables the timer's interrupt
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ */
+__STATIC_INLINE void TMR32_DisableINT(mxc_tmr_regs_t *tmr)
+{
+ tmr->inten &= ~MXC_F_TMR_INTEN_TIMER0;
+}
+
+/**
+ * @brief Disables the timer's interrupt
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param index selects which 16 bit timer (0 = 16_0 or 1 = 16_1)
+ */
+__STATIC_INLINE void TMR16_DisableINT(mxc_tmr_regs_t *tmr, uint8_t index)
+{
+ if(index)
+ tmr->inten &= ~MXC_F_TMR_INTEN_TIMER1;
+ else
+ tmr->inten &= ~MXC_F_TMR_INTEN_TIMER0;
+}
+
+/**
+ * @brief Gets the timer's interrupt flag
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ *
+ * @return 0 = flag not set, non-zero = flag is set
+ */
+__STATIC_INLINE uint32_t TMR32_GetFlag(mxc_tmr_regs_t *tmr)
+{
+ return (tmr->intfl & MXC_F_TMR_INTFL_TIMER0);
+}
+
+/**
+ * @brief Gets the timer's interrupt flag
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param index selects which 16 bit timer (0 = 16_0 or 1 = 16_1)
+ *
+ * @return 0 = flag not set, non-zero = flag is set
+ */
+__STATIC_INLINE uint32_t TMR16_GetFlag(mxc_tmr_regs_t *tmr, uint8_t index)
+{
+ if(index)
+ return (tmr->intfl & MXC_F_TMR_INTFL_TIMER1);
+ else
+ return (tmr->intfl & MXC_F_TMR_INTFL_TIMER0);
+}
+
+/**
+ * @brief Clears the timer interrupt flag
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ */
+__STATIC_INLINE void TMR32_ClearFlag(mxc_tmr_regs_t *tmr)
+{
+ tmr->intfl = MXC_F_TMR_INTFL_TIMER0;
+}
+
+/**
+ * @brief Clears the timer interrupt flag for the specified index
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param index selects which 16 bit timer (0 = 16_0 or 1 = 16_1)
+ */
+__STATIC_INLINE void TMR16_ClearFlag(mxc_tmr_regs_t *tmr, uint8_t index)
+{
+ if(index)
+ tmr->intfl = MXC_F_TMR_INTFL_TIMER1;
+ else
+ tmr->intfl = MXC_F_TMR_INTFL_TIMER0;
+}
+
+/**
+ * @brief Set the current tick value to start counting from.
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param count value to set the current ticks
+ */
+__STATIC_INLINE void TMR32_SetCount(mxc_tmr_regs_t *tmr, uint32_t count)
+{
+ tmr->count32 = count;
+}
+
+/**
+ * @brief Set the current tick value to start counting from.
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param index selects which 16 bit timer (0 = 16_0 or 1 = 16_1)
+ * @param count value to set the current ticks
+ */
+__STATIC_INLINE void TMR16_SetCount(mxc_tmr_regs_t *tmr, uint8_t index, uint16_t count)
+{
+ if (index)
+ tmr->count16_1 = count;
+ else
+ tmr->count16_0 = count;
+}
+
+/**
+ * @brief Gets the most current count value.
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ *
+ * @return current count value in ticks
+ */
+__STATIC_INLINE uint32_t TMR32_GetCount(mxc_tmr_regs_t *tmr)
+{
+ return (tmr->count32);
+}
+
+/**
+ * @brief Gets the most current count value.
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param index selects which 16 bit timer(0 = 16_0 or 1 = 16_1)
+ *
+ * @return current count value in ticks
+ */
+__STATIC_INLINE uint32_t TMR16_GetCount(mxc_tmr_regs_t *tmr, uint8_t index)
+{
+ if(index)
+ return tmr->count16_1;
+ else
+ return tmr->count16_0;
+}
+
+/**
+ * @brief Gets the most recent capture value.
+ * @details Used in Capture or Measure timer modes
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ *
+ * @return capture value in ticks
+ */
+__STATIC_INLINE uint32_t TMR32_GetCapture(mxc_tmr_regs_t *tmr)
+{
+ return (tmr->pwm_cap32);
+}
+
+/**
+ * @brief Set a new compare tick value for timer
+ * @details Depending on the timer mode this is the tick value to stop the
+ * timer, reset ticks to 1, or compare the timer
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param count new terminal/compare value in timer counts
+ */
+__STATIC_INLINE void TMR32_SetCompare(mxc_tmr_regs_t *tmr, uint32_t count)
+{
+ tmr->term_cnt32 = count;
+}
+
+/**
+ * @brief Get compare tick value for timer
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @return compare value in ticks
+ */
+__STATIC_INLINE uint32_t TMR32_GetCompare(mxc_tmr_regs_t *tmr)
+{
+ return tmr->term_cnt32;
+}
+
+/**
+ * @brief Set a new compare tick value for timer
+ * @details Depending on the timer mode this is the tick value to stop the
+ * timer, reset ticks to 1, or compare the timer
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param index selects which 16 bit timer (0 = 16_0 or 1 = 16_1)
+ * @param count new terminal/compare value in timer counts
+ */
+__STATIC_INLINE void TMR16_SetCompare(mxc_tmr_regs_t *tmr, uint8_t index, uint16_t count)
+{
+ if (index)
+ tmr->term_cnt16_1 = count;
+ else
+ tmr->term_cnt16_0 = count;
+}
+
+/**
+ * @brief Get compare tick value for timer
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param index selects which 16 bit timer (0 = 16_0 or 1 = 16_1)
+ * @return compare value in ticks
+ */
+__STATIC_INLINE uint32_t TMR16_GetCompare(mxc_tmr_regs_t *tmr, uint8_t index)
+{
+ if (index)
+ return tmr->term_cnt16_1;
+ return tmr->term_cnt16_0;
+}
+
+/**
+ * @brief Returns the prescale value used by the timer
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ *
+ * @return prescaler
+ */
+uint32_t TMR_GetPrescaler(mxc_tmr_regs_t *tmr);
+
+/**
+ * @brief Set a new duty cycle when the timer is used in PWM mode.
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param dutyCount duty cycle value in timer counts
+ */
+__STATIC_INLINE void TMR32_SetDuty(mxc_tmr_regs_t *tmr, uint32_t dutyCount)
+{
+ tmr->pwm_cap32 = dutyCount;
+}
+
+/**
+ * @brief Set a new duty cycle when the timer is used in PWM mode.
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param dutyPercent duty cycle value in percent (0 to 100%)
+ */
+__STATIC_INLINE void TMR32_SetDutyPer(mxc_tmr_regs_t *tmr, uint32_t dutyPercent)
+{
+ uint32_t periodCount = tmr->term_cnt32;
+ tmr->pwm_cap32 = ((uint64_t)periodCount * dutyPercent) / 100;
+}
+
+/**
+ * @brief Set a new period value for PWM timer
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param period new period value in timer counts
+ */
+__STATIC_INLINE void TMR32_SetPeriod(mxc_tmr_regs_t *tmr, uint32_t period)
+{
+ tmr->term_cnt32 = period;
+}
+
+/**
+ * @brief Converts frequency and duty cycle % to period and duty ticks
+ * @note TMR_Init should be called before this function to set the prescaler
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param dutyPercent duty cycle in percent (0 to 100%)
+ * @param freq frequency of pwm signal in Hz
+ * @param dutyTicks calculated duty cycle in ticks
+ * @param periodTicks calculated period in ticks
+ *
+ * @returns #E_NO_ERROR if everything is successful, error if unsuccessful.
+ *
+ */
+int TMR32_GetPWMTicks(mxc_tmr_regs_t *tmr, uint8_t dutyPercent, uint32_t freq, uint32_t *dutyTicks, uint32_t *periodTicks);
+
+/**
+ * @brief Converts a time and units to a number of ticks for the 32-bit timer.
+ * @note TMR_Init should be called before this function to set the prescaler
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param time time value.
+ * @param units time units.
+ * @param ticks calculated number of ticks.
+ *
+ * @returns #E_NO_ERROR if everything is successful, error if unsuccessful.
+ */
+int TMR32_TimeToTicks(mxc_tmr_regs_t *tmr, uint32_t time, tmr_unit_t units, uint32_t *ticks);
+
+/**
+ * @brief Converts a time and units to a number of ticks for the 16-bit timer.
+ * @note TMR_Init should be called before this function to set the prescaler
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param time time value.
+ * @param units time units.
+ * @param ticks calculated number of ticks.
+ *
+ * @returns #E_NO_ERROR if everything is successful, error if unsuccessful.
+ */
+int TMR16_TimeToTicks(mxc_tmr_regs_t *tmr, uint32_t time, tmr_unit_t units, uint16_t *ticks);
+
+/**
+ * @brief Converts a number of ticks to a time and units for the timer.
+ * @note TMR_Init should be called before this function to set the prescaler
+ *
+ * @param tmr Pointer to timer registers for the timer instance to modify.
+ * @param ticks number of ticks.
+ * @param time calculated time value.
+ * @param units calculated time units.
+ *
+ * @returns #E_NO_ERROR if everything is successful, error if unsuccessful.
+ */
+int TMR_TicksToTime(mxc_tmr_regs_t *tmr, uint32_t ticks, uint32_t *time, tmr_unit_t *units);
+
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _TIMER_H */