initial
Dependencies: DS3231 _24LCXXX mbed
main.cpp
- Committer:
- rakware
- Date:
- 2015-11-21
- Revision:
- 0:a213799a9648
File content as of revision 0:a213799a9648:
#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"); }