GD32F3x0_Firmware_Library/Examples/IFRP/Infrared_transmit_receive/main.c

/*!
    \file  main.c
    \brief IFRP infrared transmit receive demo
*/

/*
    Copyright (C) 2017 GigaDevice

    2017-06-06, V1.0.0, firmware for GD32F3x0
*/

#include "gd32f3x0.h"
#include "rc5_decode.h"
#include "rc5_encode.h"
#include "ir_decode.h"
#include "systick.h"
#include "gd32f3x0_eval.h"

rc5_frame_struct rc5_frame;

extern uint8_t address_index;
extern uint8_t instruction_index;
extern rc5_ctrl_enum rc5_ctrl1;

/* rc5 frame state */ 
extern __IO status_yes_or_no rc5_frame_received; 
extern __IO uint8_t send_operation_completed;

void test_status_led_init(void);
void flash_led(int times);

/*!
    \brief      main function
    \param[in]  none
    \param[out] none
    \retval     none
*/
int main(void)
{
    /* init test status LED */ 
    test_status_led_init();

    /* flash LED for test */
    flash_led(1);

    /* enable the GPIO clock */
    rcu_periph_clock_enable(RCU_GPIOA);
    rcu_periph_clock_enable(RCU_GPIOB);
    rcu_periph_clock_enable(RCU_GPIOC);
    rcu_periph_clock_enable(RCU_GPIOF);

    /* initialize the infrared application: rc5 encode*/
    rc5_encode_init();

    /* initialize the infrared application: rc5 decode*/
    rc5_decode_init();

    delay_1ms(200);

    /* test */
    {
        address_index     = 0x06 ;
        instruction_index = 15 ;

        /*send IR frame (address, command)*/
        rc5_encode_send_frame(address_index , instruction_index , rc5_ctrl1);

        /* if data do not send compelet */
        while(0x00 == send_operation_completed);

        /* if data do not received */
        while(0x00 == rc5_frame_received);

        /* decode the rc5 frame */
        rc5_decode(&rc5_frame);
    }

    /* transferstatus ? passed : failed */
    while(1){
        if(15 == rc5_frame.command){
            /* turn on LED1 */
            gd_eval_led_on(LED1);
            /* insert 200 ms delay */
            delay_1ms(200);

            /* turn on LED2 */
            gd_eval_led_on(LED2);
            /* insert 200 ms delay */
            delay_1ms(200);

            /* turn on LED3 */
            gd_eval_led_on(LED3);
            /* insert 200 ms delay */
            delay_1ms(200);

            /* turn on LED4 */
            gd_eval_led_on(LED4);
            /* insert 200 ms delay */
            delay_1ms(200);

            /* turn off LEDs */
            gd_eval_led_off(LED1);
            gd_eval_led_off(LED2);
            gd_eval_led_off(LED3);
            gd_eval_led_off(LED4);

            /* insert 200 ms delay */
            delay_1ms(200);
        }else{
            /* flash LED for status error */
            flash_led(1);
        }
    }
}

/*!
    \brief      test status led init
    \param[in]  none
    \param[out] none
    \retval     none
*/
void test_status_led_init(void)
{
    /* initialize the leds */
    gd_eval_led_init(LED1);
    gd_eval_led_init(LED2);
    gd_eval_led_init(LED3);
    gd_eval_led_init(LED4);

    /* close all of leds */
    gd_eval_led_off(LED1);
    gd_eval_led_off(LED2);
    gd_eval_led_off(LED3);
    gd_eval_led_off(LED4);

    /* setup SysTick timer for 1 msec interrupts  */
    if(SysTick_Config(SystemCoreClock / 1000)){ 
        /* capture error */ 
        while(1);
    }
}

/*!
    \brief      test status leds
    \param[in]  times: leds blink times
    \param[out] none
    \retval     none
*/
void flash_led(int times)
{
    int i;

    for(i = 0; i < times; i++){
        /* insert 200 ms delay */
        delay_1ms(200);

        /* turn on leds */
        gd_eval_led_on(LED1);
        gd_eval_led_on(LED2);
        gd_eval_led_on(LED3);
        gd_eval_led_on(LED4);

        /* insert 200 ms delay */
        delay_1ms(200);

        /* turn off LEDs */
        gd_eval_led_off(LED1);
        gd_eval_led_off(LED2);
        gd_eval_led_off(LED3);
        gd_eval_led_off(LED4);
    }
}