Matthias K / RTC8563

library

Dependents:   RTC_class

RTC8563.cpp@0:b5f59b23bbef, 2015-04-30 (annotated)

Committer:
matthiaskosch
Date:
Thu Apr 30 10:11:49 2015 +0000
Revision:
0:b5f59b23bbef
RTC_class

Who changed what in which revision?

UserRevisionLine numberNew contents of line
matthiaskosch 0:b5f59b23bbef 1 //
matthiaskosch 0:b5f59b23bbef 2 // @ Project : RTC Date Time Clock
matthiaskosch 0:b5f59b23bbef 3 // @ File Name : RTC8563.cpp
matthiaskosch 0:b5f59b23bbef 4 // @ Date : 06.04.2015
matthiaskosch 0:b5f59b23bbef 5 // @ Author : Franz Pucher
matthiaskosch 0:b5f59b23bbef 6 // @ Copyright : pe@bulme.at
matthiaskosch 0:b5f59b23bbef 7 //
matthiaskosch 0:b5f59b23bbef 8
matthiaskosch 0:b5f59b23bbef 9 #include "mbed.h"
matthiaskosch 0:b5f59b23bbef 10 #include "const.h"
matthiaskosch 0:b5f59b23bbef 11
matthiaskosch 0:b5f59b23bbef 12 #include "RTC8563.h"
matthiaskosch 0:b5f59b23bbef 13
matthiaskosch 0:b5f59b23bbef 14 RTC8563::RTC8563() : i2c(p28, p27) // delete void and add call to base constructor
matthiaskosch 0:b5f59b23bbef 15 {
matthiaskosch 0:b5f59b23bbef 16 // Initialise I2C
matthiaskosch 0:b5f59b23bbef 17 i2c.frequency(40000);
matthiaskosch 0:b5f59b23bbef 18 char init1[2] = {0x6, 0x00};
matthiaskosch 0:b5f59b23bbef 19 char init2[2] = {0x7, 0xff};
matthiaskosch 0:b5f59b23bbef 20 i2c.write(0x40, init1, 2);
matthiaskosch 0:b5f59b23bbef 21 i2c.write(0x40, init2, 2);
matthiaskosch 0:b5f59b23bbef 22 }
matthiaskosch 0:b5f59b23bbef 23
matthiaskosch 0:b5f59b23bbef 24 RTC8563::RTC8563(PinName sda, PinName scl) : i2c(sda, scl)
matthiaskosch 0:b5f59b23bbef 25 {
matthiaskosch 0:b5f59b23bbef 26 // Initialise I2C
matthiaskosch 0:b5f59b23bbef 27 i2c.frequency(40000);
matthiaskosch 0:b5f59b23bbef 28 char init1[2] = {0x6, 0x00};
matthiaskosch 0:b5f59b23bbef 29 char init2[2] = {0x7, 0xff};
matthiaskosch 0:b5f59b23bbef 30 i2c.write(0x40, init1, 2);
matthiaskosch 0:b5f59b23bbef 31 i2c.write(0x40, init2, 2);
matthiaskosch 0:b5f59b23bbef 32 }
matthiaskosch 0:b5f59b23bbef 33
matthiaskosch 0:b5f59b23bbef 34 char RTC8563::rtc_read(char address)
matthiaskosch 0:b5f59b23bbef 35 {
matthiaskosch 0:b5f59b23bbef 36 char value;
matthiaskosch 0:b5f59b23bbef 37 i2c.start();
matthiaskosch 0:b5f59b23bbef 38 i2c.write(RTC8563_ADR);
matthiaskosch 0:b5f59b23bbef 39 i2c.write(address);
matthiaskosch 0:b5f59b23bbef 40 i2c.start();
matthiaskosch 0:b5f59b23bbef 41 i2c.write(RTC8563_ADR | _READ);
matthiaskosch 0:b5f59b23bbef 42 value = i2c.read(0);
matthiaskosch 0:b5f59b23bbef 43 i2c.stop();
matthiaskosch 0:b5f59b23bbef 44
matthiaskosch 0:b5f59b23bbef 45 return value;
matthiaskosch 0:b5f59b23bbef 46 }
matthiaskosch 0:b5f59b23bbef 47
matthiaskosch 0:b5f59b23bbef 48 void RTC8563::rtc_write(char address, char value)
matthiaskosch 0:b5f59b23bbef 49 {
matthiaskosch 0:b5f59b23bbef 50 i2c.start();
matthiaskosch 0:b5f59b23bbef 51 i2c.write(RTC8563_ADR);
matthiaskosch 0:b5f59b23bbef 52 i2c.write(address);
matthiaskosch 0:b5f59b23bbef 53 i2c.write(value);
matthiaskosch 0:b5f59b23bbef 54 i2c.stop();
matthiaskosch 0:b5f59b23bbef 55 }
matthiaskosch 0:b5f59b23bbef 56
matthiaskosch 0:b5f59b23bbef 57 void RTC8563::rtc_init()
matthiaskosch 0:b5f59b23bbef 58 {
matthiaskosch 0:b5f59b23bbef 59 }
matthiaskosch 0:b5f59b23bbef 60
matthiaskosch 0:b5f59b23bbef 61 void RTC8563::rtc_alarm()
matthiaskosch 0:b5f59b23bbef 62 {
matthiaskosch 0:b5f59b23bbef 63 }