/*================================================================
  Copyright (c) 2021, Quectel Wireless Solutions Co., Ltd. All rights reserved.
  Quectel Wireless Solutions Proprietary and Confidential.
=================================================================*/


#include <stdio.h>
#include <math.h>
#include "ql_rtos.h"
#include "ql_application.h"
#include "ql_pwm.h"
#include "ql_gpio.h"


#define QL_PWM_TEST_ENABLE
#ifdef QL_PWM_TEST_ENABLE

/*Function: quec_pwm_test1
/*13M 实际值 只有12.7998M左右，32K实际值为32787
*此案例产生的pwm频率可根据用户选择时钟源、分频系数、重装值来自定义设置频率；选择高电平、重装值时间(整个周期时间)确定PWM占空比:
 输出PWM的频率为： f = MCLK / ( (psc+1)(arr+1) ) ; 设置的arr为10位寄存器，因此重装值满足1=<value<1024。需要注意重装值的范围。
注意：此处psc+1,是为了防止用户输入0分频，不便于理解，在底层代码中已减去1；因此设置psc的值为多少，即多少分频。
*/
static void quec_pwm_test1(void * argv)
{
	ql_rtos_task_sleep_s(2);
    printf("pwm test is running!!!\n");

	unsigned int gpio_num1 = 117;
	unsigned int gpio_num2 = 32;
	unsigned int gpio_num3 = 11;
	unsigned int gpio_num4 = 10;

	unsigned long pwm_psc = 1;


	QL_PWM_CONFIG_EX pwm_parameter1;
	QL_PWM_CONFIG_EX pwm_parameter2;
	QL_PWM_CONFIG_EX pwm_parameter3;
	QL_PWM_CONFIG_EX pwm_parameter4;
	//可以自己按公式计算得到想要的PWM，提高精确度

	printf("pwm test QUEC_PWM_CLK_SRC_13M!!!\n");
	pwm_parameter1.pwm_psc = pwm_psc;   //(value:1~64)
	pwm_parameter1.high_one_cycle_duration = 195;
	pwm_parameter1.total_one_cycle_duration =389;  //(value: 1<value<1024)	 f=12.7998 MHz/(389+1)=32820 HZ
	pwm_parameter1.clk_src=QL_PWM_CLK_SRC_13M;	
	ql_pwm_config_plus_ex(gpio_num1,&pwm_parameter1);	//调用PWM函数接口
	ql_pwm_enable(gpio_num1);							//PWM使能

	printf("pwm test QUEC_PWM_CLK_SRC_32K!!!\n");  
	pwm_parameter2.pwm_psc = 1;   		//(value:1~64)
	pwm_parameter2.high_one_cycle_duration = 164;
	pwm_parameter2.total_one_cycle_duration = 327;  //(value: 1<value<1024)	 f=32787/(327+1)=99.96 HZ
	pwm_parameter2.clk_src=QL_PWM_CLK_SRC_32K;
	
	//test_log("PWM=%d\n %d\n %ld\n %d\n %d\n",gpio_num2,pwm_parameter2.clk_src,pwm_parameter2.pwm_psc,pwm_parameter2.high_one_cycle_duration,pwm_parameter2.total_one_cycle_duration); 
	ql_pwm_config_plus_ex(gpio_num2,&pwm_parameter2);
	ql_pwm_enable(gpio_num2);

	pwm_parameter3.pwm_psc = 1;	//(value:1~64)
	pwm_parameter3.high_one_cycle_duration = 17;//17
	pwm_parameter3.total_one_cycle_duration = 33;	//(value: 1<value<1024)	 f=32787/(32+1)=964.32 HZ
	pwm_parameter3.clk_src=QL_PWM_CLK_SRC_32K;
	ql_pwm_config_plus_ex(gpio_num3,&pwm_parameter3);
	ql_pwm_enable(gpio_num3);

	pwm_parameter4.pwm_psc = 1;	//(value:1~64)
	pwm_parameter4.high_one_cycle_duration = 160;	
	pwm_parameter4.total_one_cycle_duration = 320;	//(value: 1<value<1024)	 f=32787/(320+1)=102.14 HZ
	pwm_parameter4.clk_src=QL_PWM_CLK_SRC_32K;
	ql_pwm_config_plus_ex(gpio_num4,&pwm_parameter4);
	ql_pwm_enable(gpio_num4);

	
}

//application_init(quec_pwm_test1, "quec_pwm_test1", 2, 0);


static void quec_gpio_32KHz_test(void * argv)
{
	/*gpio input 32Khz (32787Hz)*/
	printf("quec_gpio_32KHz_test!!!\n");  

	ql_gpio_map_clock(GPIO_PIN_NO_28);	//use GPIO_PIN_NO_28 
	
	ql_gpio_map_clock(GPIO_PIN_NO_20);	//use GPIO_PIN_NO_20

}

//application_init(quec_gpio_32KHz_test, "quec_gpio_32KHz_test", 2, 0);

#endif /* QL_PWM_TEST_ENABLE */