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#ifndef _BFLB_TIMER_H
#define _BFLB_TIMER_H
#include "bflb_core.h"
/** @addtogroup LHAL
* @{
*/
/** @addtogroup TIMER
* @{
*/
/** @defgroup TIMER_CLK_SOURCE timer clock source definition
* @{
*/
#if !defined(BL702L)
#define TIMER_CLKSRC_BCLK 0
#endif
#define TIMER_CLKSRC_32K 1
#define TIMER_CLKSRC_1K 2
#define TIMER_CLKSRC_XTAL 3
#if !defined(BL702) && !defined(BL602)
#define TIMER_CLKSRC_GPIO 4
#endif
#define TIMER_CLKSRC_NO 5
/**
* @}
*/
/** @defgroup TIMER_COUNTER_MODE timer counter mode definition
* @{
*/
#define TIMER_COUNTER_MODE_PROLOAD 0
#define TIMER_COUNTER_MODE_UP 1
/**
* @}
*/
/** @defgroup TIMER_COMP_ID timer compare id definition
* @{
*/
#define TIMER_COMP_ID_0 0
#define TIMER_COMP_ID_1 1
#define TIMER_COMP_ID_2 2
#define TIMER_COMP_NONE 3
/**
* @}
*/
/** @defgroup TIMER_CAPTURE_POLARITY timer capture polarity definition
* @{
*/
#define TIMER_CAPTURE_POLARITY_POSITIVE 0
#define TIMER_CAPTURE_POLARITY_NEGATIVE 1
/**
* @}
*/
/**
* @brief TIMER configuration structure
*
* @param counter_mode Timer counter mode, use @ref TIMER_COUNTER_MODE
* @param clock_source Timer clock source, use @ref TIMER_CLK_SOURCE
* @param clock_div Timer clock divison value, from 0 to 255
* @param trigger_comp_id Timer count register preload trigger source slelect, use @ref TIMER_COMP_ID
* @param comp0_val Timer compare 0 value
* @param comp1_val Timer compare 1 value
* @param comp2_val Timer compare 2 value
* @param preload_val Timer preload value
*/
struct bflb_timer_config_s {
uint8_t counter_mode;
uint8_t clock_source;
uint8_t clock_div;
uint8_t trigger_comp_id;
uint32_t comp0_val;
uint32_t comp1_val;
uint32_t comp2_val;
uint32_t preload_val;
};
/**
* @brief TIMER capture configuration structure
*
* @param pin Timer capture pin
* @param polarity Timer capture polarity, use @ref TIMER_CAPTURE_POLARITY
*/
struct bflb_timer_capture_config_s {
uint8_t pin;
uint8_t polarity;
};
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief Initialize timer.
*
* @param [in] dev device handle
* @param [in] config pointer to save timer config
*/
void bflb_timer_init(struct bflb_device_s *dev, const struct bflb_timer_config_s *config);
/**
* @brief Deinitialize timer.
*
* @param [in] dev device handle
*/
void bflb_timer_deinit(struct bflb_device_s *dev);
/**
* @brief Start timer.
*
* @param [in] dev device handle
*/
void bflb_timer_start(struct bflb_device_s *dev);
/**
* @brief Stop timer.
*
* @param [in] dev device handle
*/
void bflb_timer_stop(struct bflb_device_s *dev);
/**
* @brief Set timer preload value.
*
* @param [in] dev device handle
* @param [in] val preload value
*/
void bflb_timer_set_preloadvalue(struct bflb_device_s *dev, uint32_t val);
/**
* @brief Set compare value of corresponding compare id.
*
* @param [in] dev device handle
* @param [in] cmp_no compare id, use @ref TIMER_COMP_ID
* @param [in] val compare value
*/
void bflb_timer_set_compvalue(struct bflb_device_s *dev, uint8_t cmp_no, uint32_t val);
/**
* @brief Get compare value of corresponding compare id.
*
* @param [in] dev device handle
* @param [in] cmp_no compare id, use @ref TIMER_COMP_ID
* @return uint32_t
*/
uint32_t bflb_timer_get_compvalue(struct bflb_device_s *dev, uint8_t cmp_no);
/**
* @brief Get timer counter value.
*
* @param [in] dev device handle
* @return counter value
*/
uint32_t bflb_timer_get_countervalue(struct bflb_device_s *dev);
/**
* @brief Enable or disable timer interrupt of corresponding compare id.
*
* @param [in] dev device handle
* @param [in] cmp_no compare id, use @ref TIMER_COMP_ID
* @param [in] mask true means disable, false means enable
*/
void bflb_timer_compint_mask(struct bflb_device_s *dev, uint8_t cmp_no, bool mask);
/**
* @brief Get timer interrupt status of corresponding compare id.
*
* @param [in] dev device handle
* @param [in] cmp_no compare id, use @ref TIMER_COMP_ID
* @return true mean yes, otherwise no.
*/
bool bflb_timer_get_compint_status(struct bflb_device_s *dev, uint8_t cmp_no);
/**
* @brief Clear timer interrupt status of corresponding compare id.
*
* @param [in] dev device handle
* @param [in] cmp_no compare id, use @ref TIMER_COMP_ID
*/
void bflb_timer_compint_clear(struct bflb_device_s *dev, uint8_t cmp_no);
#if !defined(BL702) || !defined(BL602)
void bflb_timer_capture_init(struct bflb_device_s *dev, const struct bflb_timer_capture_config_s *config);
uint32_t bflb_timer_capture_get_pulsewidth(struct bflb_device_s *dev);
#endif
#ifdef __cplusplus
}
#endif
/**
* @}
*/
/**
* @}
*/
#endif
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