initial

Dependencies:   DS3231 _24LCXXX mbed

Revision:
0:a213799a9648
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sat Nov 21 09:41:03 2015 +0000
@@ -0,0 +1,88 @@
+#include "mbed.h"
+#include "DS3231.h"
+#include "_24LCXXX.h"
+
+Serial pc(USBTX, USBRX);
+
+int hour;
+int minute;
+int second;
+
+int dayOfWeek;
+int date;
+int month;
+int year;
+int data2;
+
+I2C i2c(PB_9, PB_8);            // sda, scl
+_24LCXXX eeprom(&i2c, 0x57);
+DS3231 rtc(PB_9,PB_8);
+
+bool EN32kHz()
+    {int reg=rtc.readRegister(DS3231_Control_Status);
+    return(reg&DS3231_bit_EN32kHz);
+    }
+
+
+int main()
+{
+
+    pc.printf("rtc online\n");
+
+    pc.printf("\r\n\nDS3231 Library test program\r\nremi cormier 2012\r\n\n");
+
+    //rtc.setI2Cfrequency(400000); //hi speed support
+
+    //rtc.eraseOSF();
+
+    //rtc.writeRegister(DS3231_Aging_Offset,0); // uncomment to set Aging Offset 1LSB = approx. 0.1 ppm according from datasheet = 0.05 ppm @ 21 °C from my measurments
+
+    //rtc.convertTemperature();//////////
+
+    int reg=rtc.readRegister(DS3231_Aging_Offset);
+    if (reg>127) {
+        reg=reg-256;
+    }
+    pc.printf("Aging offset : %i\r\n",reg);
+    
+        int regc=rtc.readRegister(DS3231_Control);
+
+    pc.printf("DS3231_Control : %i\r\n",regc);
+    
+    
+
+    pc.printf("EN32kHz : %i\r\n",EN32kHz());
+
+    pc.printf("OSF flag : %i",rtc.OSF());
+    pc.printf("\r\n");
+
+    rtc.readDate(&date,&month,&year);
+    pc.printf("date : %02i-%02i-%02i",date,month,year);
+    pc.printf("\r\n");
+
+    //rtc.setTime(19,26,00); // uncomment to set time
+
+    rtc.readTime(&hour,&minute,&second);
+    pc.printf("time : %02i:%02i:%02i",hour,minute,second);
+    pc.printf("\r\n");
+
+    //rtc.setDate(3,10,12,2014); // uncomment to set date6,22,12,2012
+
+    rtc.readDateTime(&dayOfWeek,&date,&month,&year,&hour,&minute,&second);
+    pc.printf("date time : %i / %02i-%02i-%02i %02i:%02i:%02i",dayOfWeek,date,month,year,hour,minute,second);
+    pc.printf("\r\n");
+
+    pc.printf("temperature :%6.2f",rtc.readTemp());
+    pc.printf("\r\n");
+
+//    pc.printf("memory int data write!\n");
+//    data2 = 100;
+//    eeprom.nbyte_write( 0, &data2, sizeof(int));
+//    pc.printf("\nend\n");
+//    
+//    pc.printf("memory int data read!\n");
+//    eeprom.nbyte_read( 1, &data2, sizeof(uint8_t) );
+//    pc.printf("int:%d sizeofint:%d",data2, sizeof(uint8_t));
+//    pc.printf("\nend\n");
+
+}
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