xmclib/XMCLib/examples/XMC1200_series/RTC/RTC_ALARM/main.c
2024-10-17 17:09:59 +02:00

71 lines
1.7 KiB
C

/*
* Copyright (C) 2014 Infineon Technologies AG. All rights reserved.
*
* Infineon Technologies AG (Infineon) is supplying this software for use with
* Infineon's microcontrollers.
* This file can be freely distributed within development tools that are
* supporting such microcontrollers.
*
* THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
* OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
* INFINEON SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL,
* OR CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
*
*/
/**
* @file
* @date 05 Dec, 2014
* @version 1.0.0
*
* @brief XMC1200Bot kit RTC demo example
*
* The RTC demo example programs the alarm to 1 minute after the start of the application
* The triggered interrupt will switch off the LED connected to P0.6 of the bootkit
*
* History <br>
*
* Version 1.0.0 Initial <br>
*
*/
#include "xmc_rtc.h"
#include "xmc_gpio.h"
#include "xmc_scu.h"
#define TICKS_PER_SECOND 1000
#define TICKS_WAIT 500
#define LED P0_6
XMC_RTC_CONFIG_t rtc_config =
{
.alarm.minutes = 1U,
.prescaler = 0x7fffU
};
void SCU_1_IRQHandler(void)
{
XMC_GPIO_ToggleOutput(LED);
}
int main(void)
{
XMC_GPIO_SetMode(LED, XMC_GPIO_MODE_OUTPUT_PUSH_PULL);
XMC_RTC_Init(&rtc_config);
XMC_RTC_EnableEvent(XMC_RTC_EVENT_ALARM);
XMC_SCU_INTERRUPT_EnableEvent(XMC_SCU_INTERRUPT_EVENT_RTC_ALARM);
NVIC_SetPriority(SCU_1_IRQn, 3);
NVIC_EnableIRQ(SCU_1_IRQn);
XMC_RTC_Start();
while(1)
{
/* Infinite loop */
}
}