xushaoxiang
108 lines
4.0 KiB
C
108 lines
4.0 KiB
C
/*!
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* \file xc_drv_timer.h
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*
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* \brief The header of xc_drv_aotimer.c
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*
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* \copyright Revised BSD License, see section \ref LICENSE.
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*
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* \code
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*
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* _ __ _ ________ _
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* | |/ /(_)___ / ____/ /_ (_)___
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* | // / __ \/ / / __ \/ / __ \
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* / |/ / / / / /___/ / / / / /_/ /
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* /_/|_/_/_/ /_/\____/_/ /_/_/ .___/
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* /_/
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* (C) 2022-2025 XinChip
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*
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* \endcode
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*
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* \author ( XinChip ) Alex-J
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*
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* \author ( XinChip )
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*/
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#ifndef _XC_DRV_TIMER_H_
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#define _XC_DRV_TIMER_H_
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/*-----------------------------------------------------------------------------------
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INCLUDE HEADE FILES
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------------------------------------------------------------------------------------*/
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#include <stdbool.h>
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#include <stdio.h>
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#include "xc6xxx.h"
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/*------------------------------------------------------------------------------------
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Macros
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-------------------------------------------------------------------------------------*/
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#define TIMER_MIN_TLC_VAL 0x04
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#define TIMER_CLKSRC_32K_CAL(us) ((uint64_t)(CLOCK_RC_LFCLK_IN_32K / 1000)*us / 1000)
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#define TIMER_CLKSRC_32K_DIV_CAL(us, div) ((uint64_t)32000 /(2 * (div + 1)) /100 * us / 10000)
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#define TIMER_CLKSRC_32M_DIV_CAL(us, div) ((uint64_t)xc_clock_hfclk_in_get() / (2 * (div + 1)) /100000 * us / 10)
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#define TIMER_TCR_TIM_DISABLE (0x00UL)
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#define TIMER_TCR_TIM_ENABLE (0x01UL)
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#define TIMER_TCR_TES_ENABLE (0x01UL)
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#define TIMER_TCR_TES_DISABLE (0x00UL)
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/*------------------------------------------------------------------------------------
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TypeDef
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-------------------------------------------------------------------------------------*/
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typedef enum
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{
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TIMER_CLK_SRC_32M_DIV = 0, /* Timer CLK SRC 32MHz div. */
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TIMER_CLK_SRC_32K_DIV = 1, /* Timer CLK SRC 32kHz div. */
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TIMER_CLK_SRC_32K = 3, /* Timer CLK SRC 32kHz. */
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} TIMER_SrcClkTypeDef;
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typedef enum
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{
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TIMER_DIV_CLK_16MHzOr16K = 0, /* Timer ref clk 16 MHz or 16KHz */
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TIMER_DIV_CLK_8MHzOr8K = 1, /* Timer ref clk 8 MHz or 8KHz */
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TIMER_DIV_CLK_4MHzOr4K = 3, /* Timer ref clk 4 MHz or 4KHz.*/
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TIMER_DIV_CLK_2MHzOr2K = 7, /* Timer ref clk 2 MHz or 2KHz.*/
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TIMER_DIV_CLK_1MHzOr1K = 15, /* Timer ref clk 1 MHz or 1KHz.*/
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TIMER_DIV_CLK_500KHzOr500 = 31, /* Timer ref clk 500 kHz or 500Hz.*/
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TIMER_DIV_CLK_250KHzOr250 = 63, /* Timer ref clk 250 kHz or 250Hz.*/
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TIMER_DIV_CLK_125KHzOr125 = 127, /* Timer ref clk 125 kHz or 125Hz.*/
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TIMER_DIV_CLK_62500HzOr62_5 = 255, /* Timer ref clk 62500 Hz or 62.5Hz.*/
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TIMER_DIV_CLK_32000Hz = 511 /* Timer ref clk 32000 Hz.*/
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} Timer_DivClkTypeDef;
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typedef enum
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{
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TIMER_MODE_SINGLE = 0,
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TIMER_MODE_CYCLE = 1,
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} Timer_ModeTypeDef;
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typedef struct
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{
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TIMER_SrcClkTypeDef timer_src_clk; /* Timer src clk. */
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Timer_DivClkTypeDef timer_div_clk; /* Timer div clk. */
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Timer_ModeTypeDef timer_mode; /* Timer mode. */
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uint32_t ticks; /* Timer ticks. */
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} Timer_InitCfg_t;
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/*------------------------------------------------------------------------------------
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Global Variables
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-------------------------------------------------------------------------------------*/
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typedef void (*timer_handler_callback)(void *context);
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/*------------------------------------------------------------------------------------
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Exported Functions
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-------------------------------------------------------------------------------------*/
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void xc_timer_init(uint8_t reg_idx, Timer_InitCfg_t *init_cfg);
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void xc_timer_set_value(uint8_t reg_idx, uint32_t us);
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void xc_timer_start(uint8_t reg_idx);
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void xc_timer_stop(uint8_t reg_idx);
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void timer0_callback(void *context);
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void timer1_callback(void *context);
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void timer2_callback(void *context);
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void timer3_callback(void *context);
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#endif // _XC_DRV_AOTIMER_H_
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