Compression code changed and RLY_TMTC pointers managed
Dependencies: FreescaleIAP SimpleDMA mbed-rtos mbed
Fork of CDMS_CODE by
cdms_rtc.h
- Committer:
- chaithanyarss
- Date:
- 2016-07-02
- Revision:
- 207:28a07943dded
- Parent:
- 206:fba4aeebf004
File content as of revision 207:28a07943dded:
void FCTN_CDMS_INIT_RTC() { SPI_mutex.lock(); gCS_RTC=1; spi.format(8,0); spi.frequency(1000000); //clearing the halt bit gCS_RTC=1; gCS_RTC=0; spi.write(0x8C); spi.write(0x00); //clearing the OF bit gCS_RTC=1; gCS_RTC=0; spi.write(0x8F); spi.write(0x00); //century bits gCS_RTC=1; gCS_RTC=0; spi.write(0x80|0x03); spi.write(0x00); //Kick starting the oscillator gCS_RTC=1; gCS_RTC=0; spi.write(0x81); //register address with write flag spi.write(0x80); //enabling stop bit in the seconds register gCS_RTC=1; gCS_RTC=0; spi.write(0x81); spi.write(0x00); //disabling the stop bit to restart the oscillator gCS_RTC=1; gCS_RTC=0; spi.write(0x80); spi.write(0x01); // set milliseconds value to 00 gCS_RTC=1; gCS_RTC=0; spi.write(0x81); spi.write(0x01); //set seconds value to 00 gCS_RTC=1; gCS_RTC=0; spi.write(0x82); spi.write(0x01);//set minutes value to 00 gCS_RTC=1; gCS_RTC=0; spi.write(0x83); spi.write(0x23); //set the hours to 01 gCS_RTC=1; gCS_RTC=0; spi.write(0x84); spi.write(0x01); //set day of the week to 01 gCS_RTC=1; gCS_RTC=0; spi.write(0x85); spi.write(0x31); //set date of the month to 01 gCS_RTC=1; gCS_RTC=0; spi.write(0x86); spi.write(0x12); //set month to 01 gCS_RTC=1; gCS_RTC=0; spi.write(0x87); spi.write(0x01); //set year to 00(2000) gCS_RTC=1; gPC.puts("\r\nrtc initalised\r\n"); SPI_mutex.unlock(); } uint64_t FCTN_CDMS_RD_RTC() { SPI_mutex.lock(); uint8_t response; gCS_RTC=1; gCS_RTC=0; spi.write(0x0F); response = (spi.write(0x00))&0x04; gCS_RTC=1; gCS_RTC=0; spi.write(0x00); //reading centiseconds register response = spi.write(0x00); // read the value by sending dummy byte uint8_t centiseconds = ((response&0xF0)>>4)*10+(response&0x0F)*1; response =spi.write(0x00); uint8_t seconds = ((response&0x70)>>4)*10+(response&0x0F)*1; response =spi.write(0x00); uint8_t minutes = ((response&0x70)>>4)*10+(response&0x0F)*1; response=spi.write(0x00); uint8_t hours = ((response&0x30)>>4)*10+(response&0x0F)*1; uint8_t day =spi.write(0x00); response =spi.write(0x00); uint8_t date = ((response&0x30)>>4)*10+(response&0x0F)*1; response =spi.write(0x00); uint8_t month = ((response&0x10)>>4)*10+(response&0x0F)*1; response =spi.write(0x00); uint8_t year = ((response&0xF0)>>4)*10+(response&0x0F)*1; year = (year == 17)?0x00:(year == 18)?0x01:(year == 19)?0x02:(year == 20)?0x03:0x00; gCS_RTC=1; uint64_t time; time = 0; time = time|(((uint64_t)(centiseconds&0x7F))); time = time|(((uint64_t)(seconds&0x3F))<<7); time = time|(((uint64_t)(minutes&0x3F))<<13); time = time|(((uint64_t)(hours&0x1F))<<19); time = time|(((uint64_t)(day&0x1F))<<24); time = time|(((uint64_t)(month&0x07))<<29); time = time|(((uint64_t)(year&0x03))<<33); time = (time&0x00000007FFFFFFFF); SPI_mutex.unlock(); return time; }