Revision 2:e84a6be5784c, committed 2015-04-30

Comitter:

wolpra98

Date:

Thu Apr 30 10:12:13 2015 +0000

Parent:

0:9017c5d1bbb2

Commit message:

Alarm Clock with Lcd-Display

Changed in this revision

--- a/RTC8563.cpp	Thu Apr 16 10:35:00 2015 +0000
+++ b/RTC8563.cpp	Thu Apr 30 10:12:13 2015 +0000
@@ -5,32 +5,32 @@
 //  @ Author : Franz Pucher
 //  @ Copyright : pe@bulme.at
 //
- 
+
 #include "mbed.h"
 #include "const.h"
- 
+
 #include "RTC8563.h"
- 
-RTC8563::RTC8563() : i2c(p28, p27)  // delete void and add call to base constructor 
+
+RTC8563::RTC8563() : i2c(p28, p27)  // delete void and add call to base constructor
 {
     // Initialise I2C
-    i2c.frequency(40000);              
+    i2c.frequency(40000);
     char init1[2] = {0x6, 0x00};
     char init2[2] = {0x7, 0xff};
     i2c.write(0x40, init1, 2);
     i2c.write(0x40, init2, 2);
 }
- 
-RTC8563::RTC8563(PinName sda, PinName scl) : i2c(sda, scl) 
+
+RTC8563::RTC8563(PinName sda, PinName scl) : i2c(sda, scl)
 {
-   // Initialise I2C
-    i2c.frequency(40000);              
+    // Initialise I2C
+    i2c.frequency(40000);
     char init1[2] = {0x6, 0x00};
     char init2[2] = {0x7, 0xff};
     i2c.write(0x40, init1, 2);
     i2c.write(0x40, init2, 2);
 }
- 
+
 char RTC8563::rtc_read(char address)
 {
     char value;
@@ -41,10 +41,10 @@
     i2c.write(RTC8563_ADR | _READ);
     value = i2c.read(0);
     i2c.stop();
- 
+
     return value;
 }
- 
+
 void RTC8563::rtc_write(char address, char value)
 {
     i2c.start();
@@ -53,11 +53,37 @@
     i2c.write(value);
     i2c.stop();
 }
- 
+
 void RTC8563::rtc_init()
 {
+    rtc_write(CONTROL1, 0x20); //stop
+    rtc_write(CONTROL2, 0x00);
+    rtc_write(HOURS, 0x06);
+    rtc_write(MINUTES, 0x59);
+    rtc_write(SECONDS, 0x00);
+    rtc_write(WEEKDAYS, 0x05);
+    rtc_write(CLOCKOUT_FREQ, 0x00); // 0x83 = TE on & 1Hz
+    rtc_write(TIMER_CINTROL, 0x00);
+    rtc_write(CONTROL1, 0x00); //start
 }
- 
+
 void RTC8563::rtc_alarm()
 {
-}
\ No newline at end of file
+    rtc_write(CONTROL1, 0x20); //stop
+    rtc_write(CONTROL2, 0x02); // alarm AF alarm flag bit
+    rtc_write(DAY_ALARM, (0x80) );
+    rtc_write(HOUR_ALARM, (0x07));
+    rtc_write(MINUTE_ALARM, (0x05));
+    rtc_write(WEEKDAY_ALARM, (0x80));
+    rtc_write(CONTROL1, 0x00); //start
+}
+void RTC8563::rtc_alarm(int hour, int min)
+{
+    rtc_write(CONTROL1, 0x20); //stop
+    rtc_write(CONTROL2, 0x02); // alarm AF alarm flag bit
+    rtc_write(DAY_ALARM, (0x80) );
+    rtc_write(HOUR_ALARM, (hour));
+    rtc_write(MINUTE_ALARM, (min));
+    rtc_write(WEEKDAY_ALARM, (0x80));
+    rtc_write(CONTROL1, 0x00); //start
+}

--- a/RTC8563.h	Thu Apr 16 10:35:00 2015 +0000
+++ b/RTC8563.h	Thu Apr 30 10:12:13 2015 +0000
@@ -20,6 +20,7 @@
     void rtc_write(char address, char value);
     void rtc_init();
     void rtc_alarm();
+    void rtc_alarm(int hour, int min);
 protected:
     I2C i2c;
 };