/**
*     Copyright (c) 2022, Nations Technologies Inc.
* 
*     All rights reserved.
*
*     This software is the exclusive property of Nations Technologies Inc. (Hereinafter 
* referred to as NATIONS). This software, and the product of NATIONS described herein 
* (Hereinafter referred to as the Product) are owned by NATIONS under the laws and treaties
* of the People's Republic of China and other applicable jurisdictions worldwide.
*
*     NATIONS does not grant any license under its patents, copyrights, trademarks, or other 
* intellectual property rights. Names and brands of third party may be mentioned or referred 
* thereto (if any) for identification purposes only.
*
*     NATIONS reserves the right to make changes, corrections, enhancements, modifications, and 
* improvements to this software at any time without notice. Please contact NATIONS and obtain 
* the latest version of this software before placing orders.

*     Although NATIONS has attempted to provide accurate and reliable information, NATIONS assumes 
* no responsibility for the accuracy and reliability of this software.
* 
*     It is the responsibility of the user of this software to properly design, program, and test 
* the functionality and safety of any application made of this information and any resulting product. 
* In no event shall NATIONS be liable for any direct, indirect, incidental, special,exemplary, or 
* consequential damages arising in any way out of the use of this software or the Product.
*
*     NATIONS Products are neither intended nor warranted for usage in systems or equipment, any
* malfunction or failure of which may cause loss of human life, bodily injury or severe property 
* damage. Such applications are deemed, "Insecure Usage".
*
*     All Insecure Usage shall be made at user's risk. User shall indemnify NATIONS and hold NATIONS 
* harmless from and against all claims, costs, damages, and other liabilities, arising from or related 
* to any customer's Insecure Usage.

*     Any express or implied warranty with regard to this software or the Product, including,but not 
* limited to, the warranties of merchantability, fitness for a particular purpose and non-infringement
* are disclaimed to the fullest extent permitted by law.

*     Unless otherwise explicitly permitted by NATIONS, anyone may not duplicate, modify, transcribe
* or otherwise distribute this software for any purposes, in whole or in part.
*
*     NATIONS products and technologies shall not be used for or incorporated into any products or systems
* whose manufacture, use, or sale is prohibited under any applicable domestic or foreign laws or regulations. 
* User shall comply with any applicable export control laws and regulations promulgated and administered by 
* the governments of any countries asserting jurisdiction over the parties or transactions.
**/

/**
*\*\file main.c
*\*\author Nations
*\*\version v1.0.0
*\*\copyright Copyright (c) 2022, Nations Technologies Inc. All rights reserved.
**/
#include "main.h"


TIM_TimeBaseInitType TIM_TimeBaseStructure;
OCInitType TIM_OCInitStructure;


/**
*\*\name    main.
*\*\fun     Main program.
*\*\param   none
*\*\return  none
**/
int main(void)
{
	
    /* System Clocks Configuration */
    RCC_Configuration();

	
    /* Configure the GPIO ports */
    GPIO_Configuration();


    /* Time Base configuration */
    TIM_Base_Struct_Initialize(&TIM_TimeBaseStructure);    
    TIM_TimeBaseStructure.Prescaler = 0;
    TIM_TimeBaseStructure.CntMode   = TIM_CNT_MODE_UP;
    TIM_TimeBaseStructure.Period    = 255;
    TIM_TimeBaseStructure.ClkDiv    = 0;
    TIM_TimeBaseStructure.RepetCnt  = 0;

    TIM_Base_Initialize(TIM1, &TIM_TimeBaseStructure);
	
    TIM_TimeBaseStructure.Period    = 3;	
    TIM_Base_Initialize(TIM3, &TIM_TimeBaseStructure);

    /* Master Configuration in PWM1 Mode */
    TIM_Output_Channel_Struct_Initialize(&TIM_OCInitStructure);    
    TIM_OCInitStructure.OcMode      = TIM_OCMODE_PWM1;
    TIM_OCInitStructure.OutputState = TIM_OUTPUT_STATE_ENABLE;
    TIM_OCInitStructure.Pulse       = 64;
    TIM_OCInitStructure.OcPolarity  = TIM_OC_POLARITY_HIGH;

    TIM_Output_Channel1_Initialize(TIM1, &TIM_OCInitStructure);
		
    /* Select the Master Slave Mode */
    TIM_Master_Slave_Mode_Set(TIM1, TIM_MASTER_SLAVE_MODE_ENABLE);		
		
    /* Master Mode selection */
    TIM_Output_Trigger_Select(TIM1, TIM_TRGO_SRC_UPDATE);

    /* Slaves Configuration: PWM1 Mode */
    TIM_OCInitStructure.OcMode      = TIM_OCMODE_PWM1;
    TIM_OCInitStructure.OutputState = TIM_OUTPUT_STATE_ENABLE;
    TIM_OCInitStructure.Pulse       = 1;

    TIM_Output_Channel1_Initialize(TIM3, &TIM_OCInitStructure);

    /* Slave Mode selection: TIM3 */
    TIM_Slave_Mode_Select(TIM3, TIM_SLAVE_MODE_GATED);
    TIM_Trigger_Source_Select(TIM3, TIM_TRIG_SEL_IN_TR0);

    /* TIM enable counter */
    TIM_PWM_Output_Enable(TIM1);
    TIM_On(TIM1);
    TIM_On(TIM3);

    while (1)
    {
    }
}


/**
*\*\name    RCC_Configuration.
*\*\fun     Configures the clocks.
*\*\param   none
*\*\return  none
**/
void RCC_Configuration(void)
{

    /* TIM1, TIM3, GPIOA and AFIO clocks enable */
    RCC_APB_Peripheral_Clock_Enable(RCC_APB_PERIPH_TIM1 | RCC_APB_PERIPH_IOPA  | RCC_APB_PERIPH_TIM3
                          | RCC_APB_PERIPH_AFIO);
}

/**
*\*\name    GPIO_Configuration.
*\*\fun     Configure the TIM1 Pins.
*\*\param   none
*\*\return  none
**/
void GPIO_Configuration(void)
{
    GPIO_InitType GPIO_InitStructure;

    GPIO_Structure_Initialize(&GPIO_InitStructure);
    /* GPIOA Configuration: Channel 1(TIM1) as alternate function push-pull */
    GPIO_InitStructure.Pin        = GPIO_PIN_11;
    GPIO_InitStructure.GPIO_Mode  = GPIO_MODE_AF_PP;
    GPIO_InitStructure.GPIO_Current = GPIO_LOW_DREIVE;
    GPIO_InitStructure.GPIO_Alternate = GPIO_AF0_TIM1;
    GPIO_Peripheral_Initialize(GPIOA, &GPIO_InitStructure);

	   /* GPIOA Configuration: Channel 1(TIM3) as alternate function push-pull */
    GPIO_InitStructure.Pin        = GPIO_PIN_1;
    GPIO_InitStructure.GPIO_Alternate = GPIO_AF2_TIM3;
    GPIO_Peripheral_Initialize(GPIOA, &GPIO_InitStructure);	
}







