saikiran cholleti / Mbed 2 deprecated CDMS_SD_MNG_OVERDRIVE

hi

Dependencies:   FreescaleIAP mbed-rtos mbed

i2c.cpp@0:bcbd76c86cde, 2015-12-16 (annotated)

Committer:
cholletisaik777
Date:
Wed Dec 16 09:06:59 2015 +0000
Revision:
0:bcbd76c86cde
nnb

Who changed what in which revision?

UserRevisionLine numberNew contents of line
cholletisaik777 0:bcbd76c86cde 1 #include "mbed.h"
cholletisaik777 0:bcbd76c86cde 2 #include "pinconfig.h"
cholletisaik777 0:bcbd76c86cde 3 #include "rtos.h"
cholletisaik777 0:bcbd76c86cde 4 #include "i2c.h"
cholletisaik777 0:bcbd76c86cde 5 DigitalOut irpt_2_slv(PIN67); //I2C interrupt to CDMS
cholletisaik777 0:bcbd76c86cde 6 I2C master(PIN32,PIN31);
cholletisaik777 0:bcbd76c86cde 7 DigitalOut led1(PIN46);
cholletisaik777 0:bcbd76c86cde 8 DigitalOut led2(PIN95);
cholletisaik777 0:bcbd76c86cde 9 const int addr = 0x20; //slave address
cholletisaik777 0:bcbd76c86cde 10 char telecommand[tc_len];
cholletisaik777 0:bcbd76c86cde 11 char telemetry[tm_len];
cholletisaik777 0:bcbd76c86cde 12 Timer test;
cholletisaik777 0:bcbd76c86cde 13 Timer t_read;
cholletisaik777 0:bcbd76c86cde 14 bool write_ack = true;
cholletisaik777 0:bcbd76c86cde 15 bool read_ack = true;
cholletisaik777 0:bcbd76c86cde 16
cholletisaik777 0:bcbd76c86cde 17 int count = 0;
cholletisaik777 0:bcbd76c86cde 18
cholletisaik777 0:bcbd76c86cde 19 void FCTN_I2C_WRITE(char *data)
cholletisaik777 0:bcbd76c86cde 20 {
cholletisaik777 0:bcbd76c86cde 21 irpt_2_slv = 1;
cholletisaik777 0:bcbd76c86cde 22 //t.start();
cholletisaik777 0:bcbd76c86cde 23 write_ack = master.write(addr|0x00,data,tc_len);
cholletisaik777 0:bcbd76c86cde 24 //t.stop();
cholletisaik777 0:bcbd76c86cde 25 //if(write_ack == 0)
cholletisaik777 0:bcbd76c86cde 26 //pc.printf("\n\r data not sent \n");
cholletisaik777 0:bcbd76c86cde 27
cholletisaik777 0:bcbd76c86cde 28 if (write_ack == 1)
cholletisaik777 0:bcbd76c86cde 29 {
cholletisaik777 0:bcbd76c86cde 30 led2 = 1;
cholletisaik777 0:bcbd76c86cde 31 printf("\n\r data not sent \n");
cholletisaik777 0:bcbd76c86cde 32 led2 = 0;
cholletisaik777 0:bcbd76c86cde 33 }
cholletisaik777 0:bcbd76c86cde 34 irpt_2_slv = 0;
cholletisaik777 0:bcbd76c86cde 35 //pc.printf("\n\r %d \n",t.read_us());
cholletisaik777 0:bcbd76c86cde 36 //t.reset();
cholletisaik777 0:bcbd76c86cde 37 }
cholletisaik777 0:bcbd76c86cde 38
cholletisaik777 0:bcbd76c86cde 39
cholletisaik777 0:bcbd76c86cde 40 void FCTN_I2C_READ(char *data)
cholletisaik777 0:bcbd76c86cde 41 {
cholletisaik777 0:bcbd76c86cde 42 irpt_2_slv = 1;
cholletisaik777 0:bcbd76c86cde 43 t_read.start();
cholletisaik777 0:bcbd76c86cde 44 read_ack = master.read(addr|1,data,tm_len);
cholletisaik777 0:bcbd76c86cde 45 t_read.stop();
cholletisaik777 0:bcbd76c86cde 46
cholletisaik777 0:bcbd76c86cde 47 //if(read_ack == 0)
cholletisaik777 0:bcbd76c86cde 48 // printf("\n\rData received from BAE %s \n",data);
cholletisaik777 0:bcbd76c86cde 49 if (read_ack == 1)
cholletisaik777 0:bcbd76c86cde 50 {
cholletisaik777 0:bcbd76c86cde 51 led2 = 1;
cholletisaik777 0:bcbd76c86cde 52 printf("\n \r data not received \n");
cholletisaik777 0:bcbd76c86cde 53 led2 = 0;
cholletisaik777 0:bcbd76c86cde 54 }
cholletisaik777 0:bcbd76c86cde 55 //if(read_ack == 1)
cholletisaik777 0:bcbd76c86cde 56 //pc.printf("\n \r data not received \n");
cholletisaik777 0:bcbd76c86cde 57
cholletisaik777 0:bcbd76c86cde 58 irpt_2_slv = 0;
cholletisaik777 0:bcbd76c86cde 59 //printf("\n\r %d \n",t.read_us());
cholletisaik777 0:bcbd76c86cde 60 //t.reset();
cholletisaik777 0:bcbd76c86cde 61 }