Hotboards MX / Hotboards_rtcc

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

Dependents:   Hotboards_rtcc_manual_timedate Hotboards_rtcc_timeSpan Hotboards_rtcc_alarm Hotboards_rtcc_compiler_timedate ... more

Hotboards_rtcc.h@1:0790bcaf8b8f, 2016-02-09 (annotated)

Committer:
Hotboards
Date:
Tue Feb 09 19:28:24 2016 +0000
Revision:
1:0790bcaf8b8f
Parent:
0:3a2ad459941a 
corrected a trouble with  the device adress:; ; #define RTC_ADDR          (uint8_t)(0xDE >> 1); #define EEPROM_ADDR       (uint8_t)(0xAE >> 1); ; ;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Hotboards 0:3a2ad459941a 1 /*
Hotboards 0:3a2ad459941a 2 Hotboards_rtcc.cpp - Library to read, write and control the real time clock MCP7941x included in rtc board.
Hotboards 0:3a2ad459941a 3 http://hotboards.org
Hotboards 0:3a2ad459941a 4 adapted and Taken from https://github.com/adafruit/RTClib
Hotboards 0:3a2ad459941a 5 Released into the public domain.
Hotboards 0:3a2ad459941a 6 */
Hotboards 0:3a2ad459941a 7
Hotboards 0:3a2ad459941a 8 #ifndef Hotboards_rtcc_h
Hotboards 0:3a2ad459941a 9 #define Hotboards_rtcc_h
Hotboards 0:3a2ad459941a 10
Hotboards 0:3a2ad459941a 11 #include "mbed.h"
Hotboards 0:3a2ad459941a 12
Hotboards 0:3a2ad459941a 13 class TimeSpan;
Hotboards 0:3a2ad459941a 14
Hotboards 0:3a2ad459941a 15 class DateTime
Hotboards 0:3a2ad459941a 16 {
Hotboards 0:3a2ad459941a 17 public:
Hotboards 0:3a2ad459941a 18 DateTime( uint32_t t = 0 );
Hotboards 0:3a2ad459941a 19 DateTime( uint16_t year, uint8_t month, uint8_t day,
Hotboards 0:3a2ad459941a 20 uint8_t hour = 0, uint8_t min = 0, uint8_t sec = 0, uint8_t dweek = 0 );
Hotboards 0:3a2ad459941a 21 DateTime( const DateTime& copy );
Hotboards 0:3a2ad459941a 22 DateTime( const char* date, const char* time );
Hotboards 0:3a2ad459941a 23 uint16_t year() const { return 2000 + yOff; }
Hotboards 0:3a2ad459941a 24 uint8_t month() const { return m; }
Hotboards 0:3a2ad459941a 25 uint8_t day() const { return d; }
Hotboards 0:3a2ad459941a 26 uint8_t hour() const { return hh; }
Hotboards 0:3a2ad459941a 27 uint8_t minute() const { return mm; }
Hotboards 0:3a2ad459941a 28 uint8_t second() const { return ss; }
Hotboards 0:3a2ad459941a 29 uint8_t dweek( void ) const { return ss; }
Hotboards 0:3a2ad459941a 30 uint8_t dayOfTheWeek( void ) const;
Hotboards 0:3a2ad459941a 31 // 32-bit times as seconds since 1/1/2000
Hotboards 0:3a2ad459941a 32 uint32_t secondstime( void ) const;
Hotboards 0:3a2ad459941a 33 // 32-bit times as seconds since 1/1/1970
Hotboards 0:3a2ad459941a 34 uint32_t unixtime( void ) const;
Hotboards 0:3a2ad459941a 35 DateTime operator+(const TimeSpan& span);
Hotboards 0:3a2ad459941a 36 DateTime operator-(const TimeSpan& span);
Hotboards 0:3a2ad459941a 37 TimeSpan operator-(const DateTime& right);
Hotboards 0:3a2ad459941a 38
Hotboards 0:3a2ad459941a 39
Hotboards 0:3a2ad459941a 40 protected:
Hotboards 0:3a2ad459941a 41 uint8_t yOff, m, d, dw, hh, mm, ss;
Hotboards 0:3a2ad459941a 42 };
Hotboards 0:3a2ad459941a 43
Hotboards 0:3a2ad459941a 44 // Timespan which can represent changes in time with seconds accuracy.
Hotboards 0:3a2ad459941a 45 class TimeSpan
Hotboards 0:3a2ad459941a 46 {
Hotboards 0:3a2ad459941a 47 public:
Hotboards 0:3a2ad459941a 48 TimeSpan (int32_t seconds = 0);
Hotboards 0:3a2ad459941a 49 TimeSpan (int16_t days, int8_t hours, int8_t minutes, int8_t seconds);
Hotboards 0:3a2ad459941a 50 TimeSpan (const TimeSpan& copy);
Hotboards 0:3a2ad459941a 51 int16_t days() const { return _seconds / 86400L; }
Hotboards 0:3a2ad459941a 52 int8_t hours() const { return _seconds / 3600 % 24; }
Hotboards 0:3a2ad459941a 53 int8_t minutes() const { return _seconds / 60 % 60; }
Hotboards 0:3a2ad459941a 54 int8_t seconds() const { return _seconds % 60; }
Hotboards 0:3a2ad459941a 55 int32_t totalseconds() const { return _seconds; }
Hotboards 0:3a2ad459941a 56
Hotboards 0:3a2ad459941a 57 TimeSpan operator+(const TimeSpan& right);
Hotboards 0:3a2ad459941a 58 TimeSpan operator-(const TimeSpan& right);
Hotboards 0:3a2ad459941a 59
Hotboards 0:3a2ad459941a 60 protected:
Hotboards 0:3a2ad459941a 61 int32_t _seconds;
Hotboards 0:3a2ad459941a 62 };
Hotboards 0:3a2ad459941a 63
Hotboards 0:3a2ad459941a 64 class Hotboards_rtcc
Hotboards 0:3a2ad459941a 65 {
Hotboards 0:3a2ad459941a 66 public:
Hotboards 0:3a2ad459941a 67 Hotboards_rtcc( I2C &i2c );
Hotboards 0:3a2ad459941a 68 void begin( void );
Hotboards 0:3a2ad459941a 69 void adjust( const DateTime &dt );
Hotboards 0:3a2ad459941a 70 DateTime now( void );
Hotboards 0:3a2ad459941a 71 uint8_t isrunning( void );
Hotboards 0:3a2ad459941a 72 void setVBAT( uint8_t OnOff );
Hotboards 0:3a2ad459941a 73 void setAlarm( const DateTime &dt, uint8_t alarm = 0 );
Hotboards 0:3a2ad459941a 74 uint8_t getAlarmStatus( uint8_t alarm = 0 );
Hotboards 0:3a2ad459941a 75 void clearAlarm( uint8_t alarm = 0 );
Hotboards 0:3a2ad459941a 76 void turnOnAlarm( uint8_t alarm = 0 );
Hotboards 0:3a2ad459941a 77 void turnOffAlarm( uint8_t alarm = 0 );
Hotboards 0:3a2ad459941a 78
Hotboards 0:3a2ad459941a 79 protected:
Hotboards 0:3a2ad459941a 80 I2C _i2c;
Hotboards 0:3a2ad459941a 81 uint8_t on_off;
Hotboards 0:3a2ad459941a 82
Hotboards 0:3a2ad459941a 83 void stop( void );
Hotboards 0:3a2ad459941a 84 uint8_t readReg( uint8_t address );
Hotboards 0:3a2ad459941a 85 void writeReg( uint8_t address, uint8_t val );
Hotboards 0:3a2ad459941a 86 uint8_t bcd2bin( uint8_t val );
Hotboards 0:3a2ad459941a 87 uint8_t bin2bcd( uint8_t val );
Hotboards 0:3a2ad459941a 88
Hotboards 0:3a2ad459941a 89 };
Hotboards 0:3a2ad459941a 90
Hotboards 0:3a2ad459941a 91
Hotboards 0:3a2ad459941a 92 #endif
Hotboards 0:3a2ad459941a 93