RTC8563.cpp

00001 //
00002 //  @ Project : RTC Date Time Clock
00003 //  @ File Name : RTC8563.cpp
00004 //  @ Date : 06.04.2015
00005 //  @ Author : Daniel Hevesy
00006 //  @ Copyright : daniel.hevesy-szetty@bulme.at
00007 //
00008  
00009 #include "mbed.h"
00010 #include "const.h"
00011  
00012 #include "RTC8563.h"
00013  
00014 RTC8563::RTC8563() : i2c(p28, p27)  // delete void and add call to base constructor 
00015 {
00016     // Initialise I2C
00017     i2c.frequency(40000);              
00018     char init1[2] = {0x6, 0x00};
00019     char init2[2] = {0x7, 0xff};
00020     i2c.write(0x40, init1, 2);
00021     i2c.write(0x40, init2, 2);
00022 }
00023  
00024 RTC8563::RTC8563(PinName sda, PinName scl) : i2c(sda, scl) 
00025 {
00026    // Initialise I2C
00027     i2c.frequency(40000);              
00028     char init1[2] = {0x6, 0x00};
00029     char init2[2] = {0x7, 0xff};
00030     i2c.write(0x40, init1, 2);
00031     i2c.write(0x40, init2, 2);
00032 }
00033  
00034 char RTC8563::rtc_read(char address)
00035 {
00036     char value;
00037     i2c.start();
00038     i2c.write(RTC8563_ADR);
00039     i2c.write(address);
00040     i2c.start();
00041     i2c.write(RTC8563_ADR | _READ);
00042     value = i2c.read(0);
00043     i2c.stop();
00044  
00045     return value;
00046 }
00047  
00048 void RTC8563::rtc_write(char address, char value)
00049 {
00050     i2c.start();
00051     i2c.write(RTC8563_ADR);
00052     i2c.write(address);
00053     i2c.write(value);
00054     i2c.stop();
00055 }
00056  
00057 void RTC8563::rtc_init()
00058 {
00059 }
00060  
00061 void RTC8563::rtc_alarm()
00062 {
00063 }