main.c

/*******************************************************************************
* File Name:   main.c
*
* Description: This is the main file for the CORDIC code example using PDL. 
* It initializes the peripherals and then calls the required function to
* print the menu and perform the required operations.
*
* Related Document: See README.md
*
*
*******************************************************************************
* Copyright 2024, Cypress Semiconductor Corporation (an Infineon company) or
* an affiliate of Cypress Semiconductor Corporation.  All rights reserved.
*
* This software, including source code, documentation and related
* materials ("Software") is owned by Cypress Semiconductor Corporation
* or one of its affiliates ("Cypress") and is protected by and subject to
* worldwide patent protection (United States and foreign),
* United States copyright laws and international treaty provisions.
* Therefore, you may use this Software only as provided in the license
* agreement accompanying the software package from which you
* obtained this Software ("EULA").
* If no EULA applies, Cypress hereby grants you a personal, non-exclusive,
* non-transferable license to copy, modify, and compile the Software
* source code solely for use in connection with Cypress's
* integrated circuit products.  Any reproduction, modification, translation,
* compilation, or representation of this Software except as specified
* above is prohibited without the express written permission of Cypress.
*
* Disclaimer: THIS SOFTWARE IS PROVIDED AS-IS, WITH NO WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, NONINFRINGEMENT, IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Cypress
* reserves the right to make changes to the Software without notice. Cypress
* does not assume any liability arising out of the application or use of the
* Software or any product or circuit described in the Software. Cypress does
* not authorize its products for use in any products where a malfunction or
* failure of the Cypress product may reasonably be expected to result in
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* so agrees to indemnify Cypress against all liability.
*******************************************************************************/

/*******************************************************************************
* Header Files
*******************************************************************************/
#include "cy_pdl.h"
#include "cybsp.h"
#include "cy_retarget_io.h"
#include "mtb_hal.h"
#include "cordic_functions.h"

/******************************************************************************
* Macros
*******************************************************************************/

/*******************************************************************************
* Global Variables
*******************************************************************************/
/* Debug UART variables */
static cy_stc_scb_uart_context_t DEBUG_UART_context;
static mtb_hal_uart_t            DEBUG_UART_hal_obj;

/*******************************************************************************
* Function Prototypes
*******************************************************************************/

/*******************************************************************************
* Function Definitions
*******************************************************************************/
/*******************************************************************************
* Function Name: handle_error
********************************************************************************
* Summary:
* User defined error handling function
*
* Parameters:
*  uint32_t status - status indicates success or failure
*
* Return:
*  void
*
*******************************************************************************/
void handle_error(uint32_t status)
{
    if (status != CY_RSLT_SUCCESS)
    {
        CY_ASSERT(0);
    }
}

/*******************************************************************************
* Function Name: main
*********************************************************************************
* Summary:
* This is the main function for the code example. It performs the initialization
* and calls the function for running the tests.
*
* Parameters:
*  void
*
* Return:
*  int
*
*******************************************************************************/
int main(void)
{
    cy_rslt_t result;

    /* Initialize the device and board peripherals */
    result = cybsp_init();

    /* Board init failed. Stop program execution */
    handle_error(result);

    /* Enable the CORDIC */
    Cy_CORDIC_Enable(MXCORDIC);

    /* Configure retarget-io to use the debug UART port */
    result = (cy_rslt_t)Cy_SCB_UART_Init(DEBUG_UART_HW, &DEBUG_UART_config, &DEBUG_UART_context);

    /* UART init failed. Stop program execution */
    handle_error(result);

    /* Enable UART */
    Cy_SCB_UART_Enable(DEBUG_UART_HW);

    /* Setup the HAL UART */
    result = mtb_hal_uart_setup(&DEBUG_UART_hal_obj, &DEBUG_UART_hal_config, &DEBUG_UART_context, NULL);

    /* HAL UART init failed. Stop program execution */
    handle_error(result);

    /* Initialize retarget IO */
    result = cy_retarget_io_init(&DEBUG_UART_hal_obj);

    /* Retarget-io init failed. Stop program execution */
    handle_error(result);

    /* Enable global interrupts */
    __enable_irq();

    /* Function to interact with the user and perform CORDIC operations */
    run_cordic_functions();
}

/* [] END OF FILE */