147 lines
4.6 KiB
C
147 lines
4.6 KiB
C
/**
|
|
* Copyright (c) 2014 - 2018, Nordic Semiconductor ASA
|
|
*
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without modification,
|
|
* are permitted provided that the following conditions are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright notice, this
|
|
* list of conditions and the following disclaimer.
|
|
*
|
|
* 2. Redistributions in binary form, except as embedded into a Nordic
|
|
* Semiconductor ASA integrated circuit in a product or a software update for
|
|
* such product, must reproduce the above copyright notice, this list of
|
|
* conditions and the following disclaimer in the documentation and/or other
|
|
* materials provided with the distribution.
|
|
*
|
|
* 3. Neither the name of Nordic Semiconductor ASA nor the names of its
|
|
* contributors may be used to endorse or promote products derived from this
|
|
* software without specific prior written permission.
|
|
*
|
|
* 4. This software, with or without modification, must only be used with a
|
|
* Nordic Semiconductor ASA integrated circuit.
|
|
*
|
|
* 5. Any software provided in binary form under this license must not be reverse
|
|
* engineered, decompiled, modified and/or disassembled.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
|
|
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
|
|
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
|
|
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
|
|
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
*/
|
|
/** @file
|
|
*
|
|
* @defgroup blinky_example_main main.c
|
|
* @{
|
|
* @ingroup blinky_example
|
|
* @brief Blinky Example Application main file.
|
|
*
|
|
* This file contains the source code for a sample application to blink LEDs.
|
|
*
|
|
*/
|
|
|
|
#include <stdbool.h>
|
|
#include <stdio.h>
|
|
#include <stdint.h>
|
|
#include "nrf.h"
|
|
#include "nrf_gpio.h"
|
|
#include "nrf_delay.h"
|
|
#include "boards.h"
|
|
|
|
#include "nrf_drv_rtc.h"
|
|
#include "nrf_drv_clock.h"
|
|
|
|
#include "SEGGER_RTT.h"
|
|
|
|
|
|
#define COMPARE_COUNTERTIME (3UL) /**< Get Compare event COMPARE_TIME seconds after the counter starts from 0. */
|
|
|
|
#ifdef BSP_LED_0
|
|
#define TICK_EVENT_OUTPUT BSP_LED_0 /**< Pin number for indicating tick event. */
|
|
#endif
|
|
#ifndef TICK_EVENT_OUTPUT
|
|
#error "Please indicate output pin"
|
|
#endif
|
|
#ifdef BSP_LED_1
|
|
#define COMPARE_EVENT_OUTPUT BSP_LED_1 /**< Pin number for indicating compare event. */
|
|
#endif
|
|
#ifndef COMPARE_EVENT_OUTPUT
|
|
#error "Please indicate output pin"
|
|
#endif
|
|
|
|
const nrf_drv_rtc_t rtc = NRF_DRV_RTC_INSTANCE(0); /**< Declaring an instance of nrf_drv_rtc for RTC0. */
|
|
|
|
|
|
|
|
/** @brief Function starting the internal LFCLK XTAL oscillator.
|
|
*/
|
|
static void lfclk_config(void)
|
|
{
|
|
ret_code_t err_code = nrf_drv_clock_init();
|
|
APP_ERROR_CHECK(err_code);
|
|
|
|
nrf_drv_clock_lfclk_request(NULL);
|
|
}
|
|
|
|
static void rtc_config(void)
|
|
{
|
|
uint32_t err_code;
|
|
|
|
//Initialize RTC instance
|
|
nrf_drv_rtc_config_t config = NRF_DRV_RTC_DEFAULT_CONFIG;
|
|
config.prescaler = 32;
|
|
err_code = nrf_drv_rtc_init(&rtc, &config, NULL);
|
|
APP_ERROR_CHECK(err_code);
|
|
|
|
//Enable tick event & interrupt
|
|
/*nrf_drv_rtc_tick_enable(&rtc,true);*/
|
|
|
|
/*//Set compare channel to trigger interrupt after COMPARE_COUNTERTIME seconds*/
|
|
/*err_code = nrf_drv_rtc_cc_set(&rtc,0,COMPARE_COUNTERTIME * 8,true);*/
|
|
/*APP_ERROR_CHECK(err_code);*/
|
|
|
|
//Power on RTC instance
|
|
nrf_drv_rtc_enable(&rtc);
|
|
}
|
|
|
|
int main(void)
|
|
{
|
|
/* Configure board. */
|
|
bsp_board_init(BSP_INIT_LEDS);
|
|
lfclk_config();
|
|
rtc_config();
|
|
SEGGER_RTT_printf(0, "Hello FIDO2\n");
|
|
|
|
uint32_t count;
|
|
int i = 0;
|
|
|
|
while (1)
|
|
{
|
|
i++;
|
|
for (int i = 0; i < LEDS_NUMBER; i++)
|
|
{
|
|
bsp_board_led_invert(i);
|
|
nrf_delay_ms(25);
|
|
}
|
|
count = nrf_drv_rtc_counter_get(&rtc);
|
|
|
|
printf("toggle\r\n");
|
|
SEGGER_RTT_SetTerminal(0);
|
|
SEGGER_RTT_printf(0, "Hello World %d!\n", count);
|
|
SEGGER_RTT_SetTerminal(1);
|
|
SEGGER_RTT_printf(0, "Hello World %d!\n", i);
|
|
}
|
|
}
|
|
|
|
/**
|
|
*@}
|
|
**/
|