/**
*     Copyright (c) 2022, Nsing Technologies Pte. Ltd.
*
*     All rights reserved.
*
*     This software is the exclusive property of Nsing Technologies Pte. Ltd. (Hereinafter
* referred to as Nsing). This software, and the product of Nsing described herein
* (Hereinafter referred to as the Product) are owned by Nsing under the laws and treaties
* of the People's Republic of China and other applicable jurisdictions worldwide.
*
*     Nsing 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.
*
*     Nsing reserves the right to make changes, corrections, enhancements, modifications, and
* improvements to this software at any time without notice. Please contact Nsing and obtain
* the latest version of this software before placing orders.

*     Although Nsing has attempted to provide accurate and reliable information, Nsing 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 Nsing 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.
*
*     Nsing 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 Nsing and hold Nsing
* 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 Nsing, anyone may not duplicate, modify, transcribe
* or otherwise distribute this software for any purposes, in whole or in part.
*
*     Nsing 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 Nsing
 *\*\version v1.0.0
 *\*\copyright Copyright (c) 2022, Nsing Technologies Pte. Ltd. All rights reserved.
 **/
#include "main.h"

TIM_TimeBaseInitType TIM_TimeBaseStructure;
TIM_ICInitType TIM_ICInitStructure;
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 = 2;
    TIM_TimeBaseStructure.CntMode = TIM_CNT_MODE_UP;
    TIM_TimeBaseStructure.Period = 73;
    TIM_TimeBaseStructure.ClkDiv = 0;
    TIM_TimeBaseStructure.RepetCnt = 0;

    TIM_Base_Initialize(TIM1, &TIM_TimeBaseStructure);

    TIM_TimeBaseStructure.Period = 73;
    TIM_Base_Initialize(TIM3, &TIM_TimeBaseStructure);

    /* Master Configuration in Toggle Mode */
    TIM_Output_Channel_Struct_Initialize(&TIM_OCInitStructure);
    TIM_OCInitStructure.OcMode = TIM_OCMODE_TOGGLE;
    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);

    /* TIM1 Input Capture Configuration */
    TIM_Input_Struct_Initialize(&TIM_ICInitStructure);
    TIM_ICInitStructure.Channel = TIM_CH_2;
    TIM_ICInitStructure.IcPolarity = TIM_IC_POLARITY_RISING;
    TIM_ICInitStructure.IcSelection = TIM_IC_SELECTION_DIRECTTI;
    TIM_ICInitStructure.IcPrescaler = TIM_IC_PSC_DIV1;
    TIM_ICInitStructure.IcFilter = 0;

    TIM_Input_Channel_Initialize(TIM1, &TIM_ICInitStructure);

    /* TIM1 Input trigger configuration: External Trigger connected to TI2 */
    TIM_Trigger_Source_Select(TIM1, TIM_TRIG_SEL_TI2FP2);
    TIM_Slave_Mode_Select(TIM1, TIM_SLAVE_MODE_GATED);

    /* Select the Master Slave Mode */
    TIM_Master_Slave_Mode_Set(TIM1, TIM_MASTER_SLAVE_MODE_ENABLE);

    /* Master Mode selection: TIM1 */
    TIM_Output_Trigger_Select(TIM1, TIM_TRGO_SRC_ENABLE);

    /* Slaves Configuration: Toggle Mode */
    TIM_OCInitStructure.OcMode = TIM_OCMODE_TOGGLE;
    TIM_OCInitStructure.OutputState = TIM_OUTPUT_STATE_ENABLE;

    TIM_Output_Channel1_Initialize(TIM3, &TIM_OCInitStructure);

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

    /* Select the Master Slave Mode */
    TIM_Master_Slave_Mode_Set(TIM3, TIM_MASTER_SLAVE_MODE_ENABLE);

    /* Master Mode selection: TIM3 */
    TIM_Output_Trigger_Select(TIM3, TIM_TRGO_SRC_ENABLE);

    /* 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_TIM3 | RCC_APB_PERIPH_IOPA | 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 2(TIM1)  as alternate function push-pull */
    GPIO_InitStructure.Pin = GPIO_PIN_7;
    GPIO_InitStructure.GPIO_Alternate = GPIO_AF4_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);
}
