Paul Staron / EFM32_BUrtc

Si-Labs EFM32 back up domain and BUrtc library

Dependents:   EFM32_BUrtc-Demo

BUrtc.h@0:7756f444d879, 2016-05-16 (annotated)

Committer:
star297
Date:
Mon May 16 23:12:27 2016 +0000
Revision:
0:7756f444d879
BUrtc initial release

Who changed what in which revision?

UserRevisionLine numberNew contents of line
star297 0:7756f444d879 1 #ifndef __BUrtc_H
star297 0:7756f444d879 2 #define __BUrtc_H
star297 0:7756f444d879 3
star297 0:7756f444d879 4 #include "mbed.h"
star297 0:7756f444d879 5 #include "em_emu.h"
star297 0:7756f444d879 6 #include "em_rmu.h"
star297 0:7756f444d879 7 #include "em_burtc.h"
star297 0:7756f444d879 8
star297 0:7756f444d879 9 #define UINT32_MAX 4294967295UL
star297 0:7756f444d879 10
star297 0:7756f444d879 11 /* This variables must reflect BURTC frequency */
star297 0:7756f444d879 12 #define COUNTS_PER_SEC (32768/128)
star297 0:7756f444d879 13 /* Clock defines */
star297 0:7756f444d879 14 #define LFXO_FREQUENCY 32768
star297 0:7756f444d879 15 #define BURTC_PRESCALING 128
star297 0:7756f444d879 16 #define UPDATE_INTERVAL 1
star297 0:7756f444d879 17 //#define COUNTS_PER_SEC (LFXO_FREQUENCY/BURTC_PRESCALING)
star297 0:7756f444d879 18 #define COUNTS_BETWEEN_UPDATE (UPDATE_INTERVAL*COUNTS_PER_SEC)
star297 0:7756f444d879 19
star297 0:7756f444d879 20
star297 0:7756f444d879 21 void BUrtcInit(void);
star297 0:7756f444d879 22 void budSetup(void);
star297 0:7756f444d879 23 void burtcSetup(void);
star297 0:7756f444d879 24 void RTCset(int seconds);
star297 0:7756f444d879 25 void RTCrestore(void);
star297 0:7756f444d879 26 void BURTC_IRQHandler(void);
star297 0:7756f444d879 27 void BUrtcBackup(void);
star297 0:7756f444d879 28
star297 0:7756f444d879 29 static int burtcCount;
star297 0:7756f444d879 30 static int burtcOverflowCounter;
star297 0:7756f444d879 31 static int burtcOverflowIntervalRem;
star297 0:7756f444d879 32 static int burtcTimestamp;
star297 0:7756f444d879 33 static int rtcStartTime;
star297 0:7756f444d879 34 static int rtcOverflowCounter;
star297 0:7756f444d879 35 static int overflow_interval;
star297 0:7756f444d879 36 static int overflow_interval_r;
star297 0:7756f444d879 37
star297 0:7756f444d879 38 static int trtc;
star297 0:7756f444d879 39 static int lcdUpdate;
star297 0:7756f444d879 40 static int resetcause;
star297 0:7756f444d879 41
star297 0:7756f444d879 42 #endif