samp Srinivasan / Mbed 2 deprecated CDMS_CODE_samp_23SEP_DMA_flag

CDMS_CODE_samp_23SEP_DMA_flag

Dependencies:   FreescaleIAP SimpleDMA mbed-rtos mbed

Fork of CDMS_CODE_samp_23SEP_DMA by iitm sat

RESET_functions.h@309:91755ef8f22a, 2016-11-22 (annotated)

Committer:
samp1234
Date:
Tue Nov 22 08:08:46 2016 +0000
Revision:
309:91755ef8f22a
Parent:
289:9bd62b69874c 
DMA to be checked, srp after dma start?

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ee12b079 209:63e9c8f8b5d2 1
ee12b079 209:63e9c8f8b5d2 2 void RESET_COMRX();
ee12b079 209:63e9c8f8b5d2 3 void RESET_RTC();
ee12b079 209:63e9c8f8b5d2 4
ee12b079 209:63e9c8f8b5d2 5 void RESET_COMRX()
ee12b079 209:63e9c8f8b5d2 6 {
ee12b079 289:9bd62b69874c 7 gPC.printf("\r COM RX resetting\n");
ee12b079 245:da9d1bd999da 8 COM_RX_CNTRL = 0;
ee12b079 209:63e9c8f8b5d2 9 wait_ms(10);
ee12b079 245:da9d1bd999da 10 COM_RX_CNTRL =1;
ee12b079 209:63e9c8f8b5d2 11 }
ee12b079 209:63e9c8f8b5d2 12
ee12b079 209:63e9c8f8b5d2 13 void RESET_RTC()
chaithanyarss 257:7d404e9dc9e2 14 {
ee12b079 289:9bd62b69874c 15 gPC.printf("Resetting RTC");
ee12b079 209:63e9c8f8b5d2 16 gCS_RTC=1;
ee12b079 209:63e9c8f8b5d2 17 gCS_RTC=0;
ee12b079 209:63e9c8f8b5d2 18 spi.write(0x81); //register address with write flag
ee12b079 209:63e9c8f8b5d2 19 spi.write(0x80);//enabling stop bit in the seconds register
chaithanyarss 257:7d404e9dc9e2 20
ee12b079 209:63e9c8f8b5d2 21 gCS_RTC=1;
ee12b079 209:63e9c8f8b5d2 22 gCS_RTC=0;
ee12b079 209:63e9c8f8b5d2 23 spi.write(0x81);
ee12b079 209:63e9c8f8b5d2 24 spi.write(0x00);//disabling the stop bit to restart the oscillator
ee12b079 209:63e9c8f8b5d2 25
ee12b079 253:fd6696d91e74 26 wait_ms(4000);
ee12b079 209:63e9c8f8b5d2 27 //clearing the halt bit
ee12b079 209:63e9c8f8b5d2 28 gCS_RTC=1;
ee12b079 209:63e9c8f8b5d2 29 gCS_RTC=0;
ee12b079 209:63e9c8f8b5d2 30 spi.write(0x8C);
ee12b079 209:63e9c8f8b5d2 31 spi.write(0x00);
ee12b079 209:63e9c8f8b5d2 32
ee12b079 209:63e9c8f8b5d2 33 //clearing the OF bit
ee12b079 209:63e9c8f8b5d2 34 gCS_RTC=1;
ee12b079 209:63e9c8f8b5d2 35 gCS_RTC=0;
ee12b079 209:63e9c8f8b5d2 36 spi.write(0x8F);
ee12b079 209:63e9c8f8b5d2 37 spi.write(0x00);
chaithanyarss 257:7d404e9dc9e2 38 }