Real Time Counter (RTC) driver, implements simple trigger functionality. More...
#include <stddef.h>
#include "em_device.h"
#include "em_cmu.h"
#include "em_emu.h"
#include "em_rtc.h"
#include "rtcdrv.h"
Go to the source code of this file.
Functions | |
static void | DelayCB (void) |
Delay RTC callback. | |
void | RTCDRV_Setup (CMU_Select_TypeDef lfaClockSrc, CMU_ClkDiv_TypeDef rtcPrescale) |
Setup RTC with selected clock source and prescaler. | |
void | RTCDRV_Delay (uint32_t msec, bool useEM2) |
RTC delay function. | |
void | RTC_IRQHandler (void) |
RTC Interrupt Handler, invoke callback function if defined. | |
void | RTCDRV_Trigger (uint32_t msec, void(*cb)(void)) |
RTC trigger enable. | |
Variables | |
static void(* | rtcCb )(void) |
RTC callback. | |
static uint8_t | rtcInitialized = 0 |
1 if rtc is initialized | |
static volatile bool | rtcDelayComplete |
True while CB delay and false while polled delay. | |
static uint32_t | rtcFreq |
RTC Frequence. |
Real Time Counter (RTC) driver, implements simple trigger functionality.
(C) Copyright 2012 Energy Micro AS, http://www.energymicro.com
Permission is granted to anyone to use this software for any purpose, including commercial applications, and to alter it and redistribute it freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. 2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software. 3. This notice may not be removed or altered from any source distribution. 4. The source and compiled code may only be used on Energy Micro "EFM32" microcontrollers and "EFR4" radios.
DISCLAIMER OF WARRANTY/LIMITATION OF REMEDIES: Energy Micro AS has no obligation to support this Software. Energy Micro AS is providing the Software "AS IS", with no express or implied warranties of any kind, including, but not limited to, any implied warranties of merchantability or fitness for any particular purpose or warranties against infringement of any proprietary rights of a third party.
Energy Micro AS will not be liable for any consequential, incidental, or special damages, or any other relief, or for any claim by any third party, arising from your use of this Software.
Definition in file rtcdrv.c.
static void DelayCB | ( | void | ) | [static] |
Delay RTC callback.
Definition at line 51 of file rtcdrv.c.
References rtcDelayComplete.
Referenced by RTCDRV_Delay().
void RTC_IRQHandler | ( | void | ) |
void(* rtcCb)(void) [static] |
RTC callback.
Definition at line 43 of file rtcdrv.c.
Referenced by RTC_IRQHandler(), and RTCDRV_Trigger().
volatile bool rtcDelayComplete [static] |
True while CB delay and false while polled delay.
Definition at line 45 of file rtcdrv.c.
Referenced by DelayCB(), and RTCDRV_Delay().
uint32_t rtcFreq [static] |
RTC Frequence.
32.768 kHz
Definition at line 46 of file rtcdrv.c.
Referenced by RTCDRV_Setup(), and RTCDRV_Trigger().
uint8_t rtcInitialized = 0 [static] |
1 if rtc is initialized
Definition at line 44 of file rtcdrv.c.
Referenced by RTCDRV_Setup(), and RTCDRV_Trigger().