timer.h

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/********************************************************************************************************
 * @file     timer.h
 *
 * @brief    This is the source file for TLSR8258
 *
 * @author   Driver Group
 * @date     May 8, 2018
 *
 * @par      Copyright (c) 2018, Telink Semiconductor (Shanghai) Co., Ltd.
 *           All rights reserved.
 *
 *           The information contained herein is confidential property of Telink
 *           Semiconductor (Shanghai) Co., Ltd. and is available under the terms
 *           of Commercial License Agreement between Telink Semiconductor (Shanghai)
 *           Co., Ltd. and the licensee or the terms described here-in. This heading
 *           MUST NOT be removed from this file.
 *
 *           Licensees are granted free, non-transferable use of the information in this
 *           file under Mutual Non-Disclosure Agreement. NO WARRENTY of ANY KIND is provided.
 * @par      History:
 *           1.initial release(DEC. 26 2018)
 *
 * @version  A001
 *
 *******************************************************************************************************/

#ifndef TIMER_H_
#define TIMER_H_
#include "compiler.h"
#include "register.h"
#include "analog.h"
#include "gpio.h"

typedef enum{
    TIMER0      =0,
    TIMER1      =1,
    TIMER2      =2,
}TIMER_TypeDef;

typedef enum{
    TIMER_MODE_SYSCLK       =0,
    TIMER_MODE_GPIO_TRIGGER =1,
    TIMER_MODE_GPIO_WIDTH   =2,
    TIMER_MODE_TICK         =3,
}TIMER_ModeTypeDef;

#define     sys_tick_per_us                 16
#define     CLOCK_SYS_CLOCK_1250US          (1250 * sys_tick_per_us)

enum{
    CLOCK_16M_SYS_TIMER_CLK_1S  =  16*1000*1000,
    CLOCK_16M_SYS_TIMER_CLK_1MS = 16*1000,
    CLOCK_16M_SYS_TIMER_CLK_1US = 16,
};

static inline unsigned long clock_time(void)
{
    return reg_system_tick;
}




extern void sleep_us(unsigned long us);

#define ClockTime           clock_time
#define WaitUs              sleep_us
#define WaitMs(t)           sleep_us((t)*1000)
#define sleep_ms(t)         sleep_us((t)*1000)

static inline unsigned int clock_time_exceed(unsigned int ref, unsigned int us)
{
    return ((unsigned int)(clock_time() - ref) > us * 16);
}

extern void timer0_gpio_init(GPIO_PinTypeDef pin, GPIO_PolTypeDef pol);

extern void timer1_gpio_init(GPIO_PinTypeDef pin, GPIO_PolTypeDef pol);

extern void timer2_gpio_init(GPIO_PinTypeDef pin,GPIO_PolTypeDef pol);

extern void timer0_set_mode(TIMER_ModeTypeDef mode,unsigned int init_tick, unsigned int cap_tick);

extern void timer1_set_mode(TIMER_ModeTypeDef mode,unsigned int init_tick, unsigned int cap_tick);

extern void timer2_set_mode(TIMER_ModeTypeDef mode,unsigned int init_tick, unsigned int cap_tick);

extern void timer_start(TIMER_TypeDef type);

extern void timer_stop(TIMER_TypeDef type);



#endif /* TIMER_H_ */
 //end of GP10