sakthi priya amirtharaj / Mbed 2 deprecated pcb_cdms_v3_1

integrating vr 1.0

Dependencies:   SDFileSystem mbed-rtos mbed-src mbed

main.cpp@0:d6ce3d144be5, 2015-05-13 (annotated)

Committer:
sakthipriya
Date:
Wed May 13 06:21:49 2015 +0000
Revision:
0:d6ce3d144be5
integrating vr 1.0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sakthipriya 0:d6ce3d144be5 1 #include "mbed.h"
sakthipriya 0:d6ce3d144be5 2 #include "rtos.h"
sakthipriya 0:d6ce3d144be5 3 #include "pin_config.h"
sakthipriya 0:d6ce3d144be5 4 #include "SDFileSystem.h"
sakthipriya 0:d6ce3d144be5 5 #include "string.h"
sakthipriya 0:d6ce3d144be5 6
sakthipriya 0:d6ce3d144be5 7 const int addr = 0x20; //slave address
sakthipriya 0:d6ce3d144be5 8 I2C master (PIN32,PIN31); //configure pins p27,p28 as I2C master
sakthipriya 0:d6ce3d144be5 9 //I2C master (PIN32,PIN31);
sakthipriya 0:d6ce3d144be5 10 Serial pc (USBTX,USBRX);
sakthipriya 0:d6ce3d144be5 11 DigitalOut interrupt(PIN4);
sakthipriya 0:d6ce3d144be5 12 InterruptIn data_ready(PIN39);
sakthipriya 0:d6ce3d144be5 13 //DigitalOut interrupt(D9);
sakthipriya 0:d6ce3d144be5 14 //InterruptIn data_ready(D10);
sakthipriya 0:d6ce3d144be5 15 int reset;
sakthipriya 0:d6ce3d144be5 16 Timer t;
sakthipriya 0:d6ce3d144be5 17 Timer t1;
sakthipriya 0:d6ce3d144be5 18 Timer t2;
sakthipriya 0:d6ce3d144be5 19 Timer t3;
sakthipriya 0:d6ce3d144be5 20
sakthipriya 0:d6ce3d144be5 21 void store_data();
sakthipriya 0:d6ce3d144be5 22
sakthipriya 0:d6ce3d144be5 23 typedef struct
sakthipriya 0:d6ce3d144be5 24 {
sakthipriya 0:d6ce3d144be5 25 char data; // To avoid dynamic memory allocation
sakthipriya 0:d6ce3d144be5 26 int length;
sakthipriya 0:d6ce3d144be5 27 }i2c_data;
sakthipriya 0:d6ce3d144be5 28
sakthipriya 0:d6ce3d144be5 29
sakthipriya 0:d6ce3d144be5 30
sakthipriya 0:d6ce3d144be5 31 //Mail<i2c_data,16> i2c_data_receive;
sakthipriya 0:d6ce3d144be5 32 Mail<i2c_data,16> i2c_data_send;
sakthipriya 0:d6ce3d144be5 33
sakthipriya 0:d6ce3d144be5 34 Thread * ptr_t_i2c;
sakthipriya 0:d6ce3d144be5 35 void FUNC_I2C_MASTER_FSLAVE(char * data,int length)
sakthipriya 0:d6ce3d144be5 36 {
sakthipriya 0:d6ce3d144be5 37
sakthipriya 0:d6ce3d144be5 38
sakthipriya 0:d6ce3d144be5 39 bool ack0 =true;
sakthipriya 0:d6ce3d144be5 40
sakthipriya 0:d6ce3d144be5 41 interrupt = 1;
sakthipriya 0:d6ce3d144be5 42 t1.start();
sakthipriya 0:d6ce3d144be5 43 //wait_ms(20);
sakthipriya 0:d6ce3d144be5 44 ack0 = master.read(addr|1,data,length);
sakthipriya 0:d6ce3d144be5 45 t1.stop();
sakthipriya 0:d6ce3d144be5 46
sakthipriya 0:d6ce3d144be5 47
sakthipriya 0:d6ce3d144be5 48 if(!ack0)
sakthipriya 0:d6ce3d144be5 49 {
sakthipriya 0:d6ce3d144be5 50 printf("\n master has read %s from slave\n\r",data);
sakthipriya 0:d6ce3d144be5 51
sakthipriya 0:d6ce3d144be5 52 }
sakthipriya 0:d6ce3d144be5 53 //master.stop();
sakthipriya 0:d6ce3d144be5 54
sakthipriya 0:d6ce3d144be5 55 store_data();
sakthipriya 0:d6ce3d144be5 56 printf("\n%d\n\r",t1.read_us());
sakthipriya 0:d6ce3d144be5 57 t1.reset();
sakthipriya 0:d6ce3d144be5 58
sakthipriya 0:d6ce3d144be5 59 interrupt=0;
sakthipriya 0:d6ce3d144be5 60
sakthipriya 0:d6ce3d144be5 61 }
sakthipriya 0:d6ce3d144be5 62
sakthipriya 0:d6ce3d144be5 63 typedef struct {
sakthipriya 0:d6ce3d144be5 64 char Voltage[9];
sakthipriya 0:d6ce3d144be5 65 char Current[5];
sakthipriya 0:d6ce3d144be5 66 char Temperature[2];
sakthipriya 0:d6ce3d144be5 67 char PanelTemperature[3];//read by the 4 thermistors on solar panels
sakthipriya 0:d6ce3d144be5 68 char BatteryTemperature; //to be populated
sakthipriya 0:d6ce3d144be5 69 char faultpoll; //polled faults
sakthipriya 0:d6ce3d144be5 70 char faultir; //interrupted faults
sakthipriya 0:d6ce3d144be5 71 char power_mode; //power modes
sakthipriya 0:d6ce3d144be5 72 char AngularSpeed[3];
sakthipriya 0:d6ce3d144be5 73 char Bnewvalue[3];
sakthipriya 0:d6ce3d144be5 74
sakthipriya 0:d6ce3d144be5 75 //float magnetometer,gyro=>to be addes
sakthipriya 0:d6ce3d144be5 76 } hk_data;
sakthipriya 0:d6ce3d144be5 77 hk_data decode_data;
sakthipriya 0:d6ce3d144be5 78
sakthipriya 0:d6ce3d144be5 79 /*void TC_DECODE(char *data_hk) //getting the structure back from hk data sent by bae
sakthipriya 0:d6ce3d144be5 80 {
sakthipriya 0:d6ce3d144be5 81 for(int i=0;i<=7;i++)
sakthipriya 0:d6ce3d144be5 82 {
sakthipriya 0:d6ce3d144be5 83 decode_data.Voltage[i] = data_hk[i];
sakthipriya 0:d6ce3d144be5 84 decode_data.Voltage[8] = '\0';
sakthipriya 0:d6ce3d144be5 85 }
sakthipriya 0:d6ce3d144be5 86 for(int i=0;i<=3;i++)
sakthipriya 0:d6ce3d144be5 87 {
sakthipriya 0:d6ce3d144be5 88 decode_data.Current[i] = data_hk[8+i];
sakthipriya 0:d6ce3d144be5 89 decode_data.Current[4] = '\0';
sakthipriya 0:d6ce3d144be5 90 }
sakthipriya 0:d6ce3d144be5 91 decode_data.Temperature[0] = data_hk[12];
sakthipriya 0:d6ce3d144be5 92 decode_data.Temperature[1] = '\0';
sakthipriya 0:d6ce3d144be5 93 for(int i=0;i<=1;i++)
sakthipriya 0:d6ce3d144be5 94 {
sakthipriya 0:d6ce3d144be5 95 decode_data.PanelTemperature[i] = data_hk[13+i];
sakthipriya 0:d6ce3d144be5 96 decode_data.PanelTemperature[2] = '\0';
sakthipriya 0:d6ce3d144be5 97 }
sakthipriya 0:d6ce3d144be5 98 decode_data.BatteryTemperature = data_hk[15];
sakthipriya 0:d6ce3d144be5 99 decode_data.faultpoll = data_hk[16];
sakthipriya 0:d6ce3d144be5 100 decode_data.faultir = data_hk[17];
sakthipriya 0:d6ce3d144be5 101 decode_data.power_mode = data_hk[18];
sakthipriya 0:d6ce3d144be5 102 for(int i=0;i<=1;i++)
sakthipriya 0:d6ce3d144be5 103 {
sakthipriya 0:d6ce3d144be5 104 decode_data.AngularSpeed[i] = data_hk[19+i];
sakthipriya 0:d6ce3d144be5 105 decode_data.AngularSpeed[2] = '\0';
sakthipriya 0:d6ce3d144be5 106 }
sakthipriya 0:d6ce3d144be5 107 for(int i=0;i<=1;i++)
sakthipriya 0:d6ce3d144be5 108 {
sakthipriya 0:d6ce3d144be5 109 decode_data.Bnewvalue[i] = data_hk[21+i];
sakthipriya 0:d6ce3d144be5 110 decode_data.Bnewvalue[2] = '\0';
sakthipriya 0:d6ce3d144be5 111 }
sakthipriya 0:d6ce3d144be5 112 printf("\n voltage %s\n\r",decode_data.Voltage);
sakthipriya 0:d6ce3d144be5 113 printf("\n current %s\n\r",decode_data.Current);
sakthipriya 0:d6ce3d144be5 114 printf("\n faultpoll %c\n\r",decode_data.faultpoll);
sakthipriya 0:d6ce3d144be5 115 }*/
sakthipriya 0:d6ce3d144be5 116
sakthipriya 0:d6ce3d144be5 117
sakthipriya 0:d6ce3d144be5 118 void T_I2C_MASTER_FSLAVE(void const *args)
sakthipriya 0:d6ce3d144be5 119 {
sakthipriya 0:d6ce3d144be5 120 char data_receive[25];
sakthipriya 0:d6ce3d144be5 121 //char data_receive;
sakthipriya 0:d6ce3d144be5 122 while(1)
sakthipriya 0:d6ce3d144be5 123 {
sakthipriya 0:d6ce3d144be5 124 Thread::signal_wait(0x1);
sakthipriya 0:d6ce3d144be5 125
sakthipriya 0:d6ce3d144be5 126
sakthipriya 0:d6ce3d144be5 127 FUNC_I2C_MASTER_FSLAVE(data_receive,25);
sakthipriya 0:d6ce3d144be5 128 /*i2c_data * i2c_data_r = i2c_data_receive.alloc();
sakthipriya 0:d6ce3d144be5 129 strcpy(i2c_data_r->data , data_receive);
sakthipriya 0:d6ce3d144be5 130 i2c_data_r->length = 25;
sakthipriya 0:d6ce3d144be5 131 i2c_data_receive.put(i2c_data_r);*/
sakthipriya 0:d6ce3d144be5 132 printf("\n Data received from slave is %s\n\r",data_receive);
sakthipriya 0:d6ce3d144be5 133 //TC_DECODE(data_receive);
sakthipriya 0:d6ce3d144be5 134 }
sakthipriya 0:d6ce3d144be5 135 }
sakthipriya 0:d6ce3d144be5 136
sakthipriya 0:d6ce3d144be5 137 void FUNC_INT()
sakthipriya 0:d6ce3d144be5 138 {
sakthipriya 0:d6ce3d144be5 139
sakthipriya 0:d6ce3d144be5 140 ptr_t_i2c->signal_set(0x1);
sakthipriya 0:d6ce3d144be5 141
sakthipriya 0:d6ce3d144be5 142 }
sakthipriya 0:d6ce3d144be5 143
sakthipriya 0:d6ce3d144be5 144 char writedata;
sakthipriya 0:d6ce3d144be5 145 bool write2slave;
sakthipriya 0:d6ce3d144be5 146 bool master_status_write;
sakthipriya 0:d6ce3d144be5 147 void FUNC_MASTER_WRITE()
sakthipriya 0:d6ce3d144be5 148 { //wait(1);
sakthipriya 0:d6ce3d144be5 149 write2slave=true;
sakthipriya 0:d6ce3d144be5 150
sakthipriya 0:d6ce3d144be5 151
sakthipriya 0:d6ce3d144be5 152
sakthipriya 0:d6ce3d144be5 153 char data = pc.getc();
sakthipriya 0:d6ce3d144be5 154 interrupt = 1;
sakthipriya 0:d6ce3d144be5 155 t.start();
sakthipriya 0:d6ce3d144be5 156 t3.start();
sakthipriya 0:d6ce3d144be5 157 // wait_ms(20);
sakthipriya 0:d6ce3d144be5 158 i2c_data * i2c_data_s = i2c_data_send.alloc();
sakthipriya 0:d6ce3d144be5 159 i2c_data_s->data = data;
sakthipriya 0:d6ce3d144be5 160 i2c_data_s->length = 1;
sakthipriya 0:d6ce3d144be5 161 i2c_data_send.put(i2c_data_s);
sakthipriya 0:d6ce3d144be5 162 master_status_write = true;
sakthipriya 0:d6ce3d144be5 163
sakthipriya 0:d6ce3d144be5 164 // interrupt = 1;
sakthipriya 0:d6ce3d144be5 165
sakthipriya 0:d6ce3d144be5 166 osEvent evt = i2c_data_send.get();
sakthipriya 0:d6ce3d144be5 167 if (evt.status == osEventMail)
sakthipriya 0:d6ce3d144be5 168 {
sakthipriya 0:d6ce3d144be5 169 i2c_data *i2c_data_s = (i2c_data*)evt.value.p;
sakthipriya 0:d6ce3d144be5 170 writedata = i2c_data_s -> data;
sakthipriya 0:d6ce3d144be5 171 t.stop();
sakthipriya 0:d6ce3d144be5 172 //t3.start();
sakthipriya 0:d6ce3d144be5 173 master_status_write = (bool) master.write(addr|0x00,&writedata,1);
sakthipriya 0:d6ce3d144be5 174 t3.stop();
sakthipriya 0:d6ce3d144be5 175 if(master_status_write==0)
sakthipriya 0:d6ce3d144be5 176 {
sakthipriya 0:d6ce3d144be5 177 printf("\n\r CDMS has written %c to PAYLOAD\n\r",writedata);
sakthipriya 0:d6ce3d144be5 178 write2slave=false;
sakthipriya 0:d6ce3d144be5 179 }
sakthipriya 0:d6ce3d144be5 180 i2c_data_send.free(i2c_data_s);
sakthipriya 0:d6ce3d144be5 181 printf("\n%d",t.read_us());
sakthipriya 0:d6ce3d144be5 182 t.reset();
sakthipriya 0:d6ce3d144be5 183 printf("\n%d\n",t3.read_us());
sakthipriya 0:d6ce3d144be5 184 t3.reset();
sakthipriya 0:d6ce3d144be5 185 }
sakthipriya 0:d6ce3d144be5 186 interrupt = 0;
sakthipriya 0:d6ce3d144be5 187 }
sakthipriya 0:d6ce3d144be5 188
sakthipriya 0:d6ce3d144be5 189 /********************************** Function Prototypes declaration ***********************************/
sakthipriya 0:d6ce3d144be5 190 int FUNC_CDMS_hex2int(int); // Need to convert the RTC time values to integers
sakthipriya 0:d6ce3d144be5 191 void FUNC_CDMS_Gettime(void); // Function to get the time values from RTC registers
sakthipriya 0:d6ce3d144be5 192 void FUNC_CDMS_init_values(void); // Function to initialize the registers in the RTC
sakthipriya 0:d6ce3d144be5 193
sakthipriya 0:d6ce3d144be5 194
sakthipriya 0:d6ce3d144be5 195 /***************** Configure the SPI1 of the CDMS uc as the data bus for the RTC***********************/
sakthipriya 0:d6ce3d144be5 196 SPI spi(PTE1,PTE3, PTE2); // mosi, miso, sclk
sakthipriya 0:d6ce3d144be5 197 DigitalOut cs(PTE29); // PTE29 is used for chip select
sakthipriya 0:d6ce3d144be5 198
sakthipriya 0:d6ce3d144be5 199 char ch;
sakthipriya 0:d6ce3d144be5 200 SDFileSystem sd(PTE1, PTE3, PTE2, PTE22, "sd"); // the pinout on the mbed Cool Components workshop board
sakthipriya 0:d6ce3d144be5 201 //Serial pc(USBTX, USBRX); // tx, rx
sakthipriya 0:d6ce3d144be5 202 char time_stamp[15];
sakthipriya 0:d6ce3d144be5 203
sakthipriya 0:d6ce3d144be5 204 /***********************Initialization function of the RTC********************************************/
sakthipriya 0:d6ce3d144be5 205 void FUNC_CDMS_init_values(void)
sakthipriya 0:d6ce3d144be5 206 {
sakthipriya 0:d6ce3d144be5 207 cs=0;
sakthipriya 0:d6ce3d144be5 208 spi.format(8,3); // Set the data bit with to be of 8 bits,
sakthipriya 0:d6ce3d144be5 209 // data tx mode is 3
sakthipriya 0:d6ce3d144be5 210 spi.frequency(1000000); // Set Data rate to be 1 MHz
sakthipriya 0:d6ce3d144be5 211
sakthipriya 0:d6ce3d144be5 212 cs = 0; // Set chip select pin to be 0: Activate RTC chip
sakthipriya 0:d6ce3d144be5 213 spi.write(0x80); // Send the address of the Seconds register 0x80
sakthipriya 0:d6ce3d144be5 214 spi.write(0x00); // Set seconds value to 0
sakthipriya 0:d6ce3d144be5 215 cs=1; // Set chip select pin to be 1: DeActivate RTC chip
sakthipriya 0:d6ce3d144be5 216
sakthipriya 0:d6ce3d144be5 217 cs=0; // Set chip select pin to be 0: Activate RTC chip
sakthipriya 0:d6ce3d144be5 218 spi.write(0x81); // Send the address of the Minutes register 0x81
sakthipriya 0:d6ce3d144be5 219 spi.write(0x00); // Set minutes value to 0
sakthipriya 0:d6ce3d144be5 220 cs=1; // Set chip select pin to be 1: DeActivate RTC chip
sakthipriya 0:d6ce3d144be5 221
sakthipriya 0:d6ce3d144be5 222 cs=0; // Set chip select pin to be 0: Activate RTC chip
sakthipriya 0:d6ce3d144be5 223 spi.write(0x82); // Send the address of the Hours register 0x82
sakthipriya 0:d6ce3d144be5 224 spi.write(0x00); // Set hours value to 0
sakthipriya 0:d6ce3d144be5 225 cs=1; // Set chip select pin to be 1: DeActivate RTC chip
sakthipriya 0:d6ce3d144be5 226
sakthipriya 0:d6ce3d144be5 227 cs=0; // Set chip select pin to be 0: Activate RTC chip
sakthipriya 0:d6ce3d144be5 228 spi.write(0x83); // Send the address of the Day register 0x83
sakthipriya 0:d6ce3d144be5 229 spi.write(0x01); // Set the day to 01
sakthipriya 0:d6ce3d144be5 230 cs=1; // Set chip select pin to be 1: DeActivate RTC chip
sakthipriya 0:d6ce3d144be5 231
sakthipriya 0:d6ce3d144be5 232 cs=0; // Set chip select pin to be 0: Activate RTC chip
sakthipriya 0:d6ce3d144be5 233 spi.write(0x84); // Send the address of the date register 0x84
sakthipriya 0:d6ce3d144be5 234 spi.write(0x01); // Set date of the month to 01
sakthipriya 0:d6ce3d144be5 235 cs=1; // Set chip select pin to be 1: DeActivate RTC chip
sakthipriya 0:d6ce3d144be5 236
sakthipriya 0:d6ce3d144be5 237 cs=0; // Set chip select pin to be 0: Activate RTC chip
sakthipriya 0:d6ce3d144be5 238 spi.write(0x85); // Send the address of the Month register 0x80
sakthipriya 0:d6ce3d144be5 239 spi.write(0x01); // Set month to 01
sakthipriya 0:d6ce3d144be5 240 cs=1; // Set chip select pin to be 1: DeActivate RTC chip
sakthipriya 0:d6ce3d144be5 241
sakthipriya 0:d6ce3d144be5 242 cs=0; // Set chip select pin to be 0: Activate RTC chip
sakthipriya 0:d6ce3d144be5 243 spi.write(0x86); // Send the address of the year register 0x80
sakthipriya 0:d6ce3d144be5 244 spi.write(0x00); // Set year to 00(2000)
sakthipriya 0:d6ce3d144be5 245 cs=1; // Set chip select pin to be 1: DeActivate RTC chip
sakthipriya 0:d6ce3d144be5 246 }// End of INIT Function
sakthipriya 0:d6ce3d144be5 247
sakthipriya 0:d6ce3d144be5 248
sakthipriya 0:d6ce3d144be5 249 /*********************************Function to read the RTC registers*********************************/
sakthipriya 0:d6ce3d144be5 250 void FUNC_CDMS_Gettime()
sakthipriya 0:d6ce3d144be5 251 {
sakthipriya 0:d6ce3d144be5 252
sakthipriya 0:d6ce3d144be5 253 spi.format(8,3); // Set the data bit with to be of 8 bits,
sakthipriya 0:d6ce3d144be5 254 // data tx mode is 3
sakthipriya 0:d6ce3d144be5 255 spi.frequency(1000000); // Set Data rate to be 1 MHz
sakthipriya 0:d6ce3d144be5 256 cs=1; // Set chip select pin to be 1: DeActivate RTC chip
sakthipriya 0:d6ce3d144be5 257
sakthipriya 0:d6ce3d144be5 258 cs=0; // Set chip select pin to be 0: Activate RTC chip
sakthipriya 0:d6ce3d144be5 259 spi.write(0x00); // Sending address of seconds register
sakthipriya 0:d6ce3d144be5 260 int seconds = spi.write(0x00); // Read the value by sending dummy byte
sakthipriya 0:d6ce3d144be5 261 cs=1; // Set chip select pin to be 1: DeActivate RTC chip
sakthipriya 0:d6ce3d144be5 262
sakthipriya 0:d6ce3d144be5 263 cs=0; // Set chip select pin to be 0: Activate RTC chip
sakthipriya 0:d6ce3d144be5 264 spi.write(0x01); // Sending address of Minutes register
sakthipriya 0:d6ce3d144be5 265 int minutes =spi.write(0x01); // Read the value by sending dummy byte
sakthipriya 0:d6ce3d144be5 266 cs=1; // Set chip select pin to be 1: DeActivate RTC chip
sakthipriya 0:d6ce3d144be5 267
sakthipriya 0:d6ce3d144be5 268 cs=0; // Set chip select pin to be 0: Activate RTC chip
sakthipriya 0:d6ce3d144be5 269 spi.write(0x02); // Sending address of hours register
sakthipriya 0:d6ce3d144be5 270 int hours =spi.write(0x01); // Read the value by sending dummy byte
sakthipriya 0:d6ce3d144be5 271 cs=1; // Set chip select pin to be 1: DeActivate RTC chip
sakthipriya 0:d6ce3d144be5 272
sakthipriya 0:d6ce3d144be5 273 cs=0; // Set chip select pin to be 0: Activate RTC chip
sakthipriya 0:d6ce3d144be5 274 spi.write(0x03); // Sending address of day register
sakthipriya 0:d6ce3d144be5 275 int day =spi.write(0x01); // Read the value by sending dummy byte
sakthipriya 0:d6ce3d144be5 276 cs=1; // Set chip select pin to be 1: DeActivate RTC chip
sakthipriya 0:d6ce3d144be5 277
sakthipriya 0:d6ce3d144be5 278 cs=0; // Set chip select pin to be 0: Activate RTC chip
sakthipriya 0:d6ce3d144be5 279 spi.write(0x04); // Sending address of date register
sakthipriya 0:d6ce3d144be5 280 int date =spi.write(0x01); // Read the value by sending dummy byte
sakthipriya 0:d6ce3d144be5 281 cs=1; // Set chip select pin to be 1: DeActivate RTC chip
sakthipriya 0:d6ce3d144be5 282
sakthipriya 0:d6ce3d144be5 283 cs=0; // Set chip select pin to be 0: Activate RTC chip
sakthipriya 0:d6ce3d144be5 284 spi.write(0x05); // Sending address of month register
sakthipriya 0:d6ce3d144be5 285 int month =spi.write(0x01); // Read the value by sending dummy byte
sakthipriya 0:d6ce3d144be5 286 cs=1; // Set chip select pin to be 1: DeActivate RTC chip
sakthipriya 0:d6ce3d144be5 287
sakthipriya 0:d6ce3d144be5 288 cs=0; // Set chip select pin to be 0: Activate RTC chip
sakthipriya 0:d6ce3d144be5 289 spi.write(0x06); // Sending address of year register
sakthipriya 0:d6ce3d144be5 290 int year =spi.write(0x01); // Read the value by sending dummy byte
sakthipriya 0:d6ce3d144be5 291 cs = 1; // Set chip select pin to be 1: DeActivate RTC chip
sakthipriya 0:d6ce3d144be5 292
sakthipriya 0:d6ce3d144be5 293 // RTC sends in BCD format.. SO we convert the values generated by RTC to integers
sakthipriya 0:d6ce3d144be5 294 year = FUNC_CDMS_hex2int(year);
sakthipriya 0:d6ce3d144be5 295 month = FUNC_CDMS_hex2int(month);
sakthipriya 0:d6ce3d144be5 296 date = FUNC_CDMS_hex2int(date);
sakthipriya 0:d6ce3d144be5 297 day = FUNC_CDMS_hex2int(day);
sakthipriya 0:d6ce3d144be5 298 hours = FUNC_CDMS_hex2int(hours);
sakthipriya 0:d6ce3d144be5 299 minutes = FUNC_CDMS_hex2int(minutes);
sakthipriya 0:d6ce3d144be5 300 seconds = FUNC_CDMS_hex2int(seconds);
sakthipriya 0:d6ce3d144be5 301
sakthipriya 0:d6ce3d144be5 302 // Print the obtained Time stamp
sakthipriya 0:d6ce3d144be5 303 //printf("The time is :%d %d %d %d %d %d %d \n\r",seconds,minutes,hours,day,date,month,year);
sakthipriya 0:d6ce3d144be5 304 sprintf(time_stamp,"%02d%02d%02d%02d%02d%02d",year,month,date,hours,minutes,seconds);
sakthipriya 0:d6ce3d144be5 305 printf(" \n\r Received HK data from BAE");
sakthipriya 0:d6ce3d144be5 306 printf("\n HK_data stored in %s.txt",time_stamp);
sakthipriya 0:d6ce3d144be5 307 //puts(time_stamp);
sakthipriya 0:d6ce3d144be5 308 //printf(".txt");
sakthipriya 0:d6ce3d144be5 309 }//End of Read Function
sakthipriya 0:d6ce3d144be5 310
sakthipriya 0:d6ce3d144be5 311 /**************************Function to convert Hex values to Int values*****************************/
sakthipriya 0:d6ce3d144be5 312 int FUNC_CDMS_hex2int(int a)
sakthipriya 0:d6ce3d144be5 313 {
sakthipriya 0:d6ce3d144be5 314 a=(a/16)*10+(a%16); //function to convert hex type to int type
sakthipriya 0:d6ce3d144be5 315 return a;
sakthipriya 0:d6ce3d144be5 316 }// End of convert function
sakthipriya 0:d6ce3d144be5 317
sakthipriya 0:d6ce3d144be5 318
sakthipriya 0:d6ce3d144be5 319 /******************************************END OF RTC CODE ****************************************/
sakthipriya 0:d6ce3d144be5 320
sakthipriya 0:d6ce3d144be5 321 char count = 10;
sakthipriya 0:d6ce3d144be5 322 void store_data()
sakthipriya 0:d6ce3d144be5 323 {
sakthipriya 0:d6ce3d144be5 324 FUNC_CDMS_Gettime();
sakthipriya 0:d6ce3d144be5 325
sakthipriya 0:d6ce3d144be5 326 char hk_data[25];
sakthipriya 0:d6ce3d144be5 327 count++;
sakthipriya 0:d6ce3d144be5 328 strcpy(hk_data,"hk_Data ");
sakthipriya 0:d6ce3d144be5 329 strcat(hk_data,"!@@#");
sakthipriya 0:d6ce3d144be5 330 hk_data[10] = count;
sakthipriya 0:d6ce3d144be5 331 //storedata(hk_data);
sakthipriya 0:d6ce3d144be5 332 mkdir("/sd/hk", 0777);
sakthipriya 0:d6ce3d144be5 333 char add[20];
sakthipriya 0:d6ce3d144be5 334 strcpy(add,"/sd/hk/");
sakthipriya 0:d6ce3d144be5 335 strcat(add,time_stamp);
sakthipriya 0:d6ce3d144be5 336 strcat(add,".txt");
sakthipriya 0:d6ce3d144be5 337
sakthipriya 0:d6ce3d144be5 338 /*FILE *fp = fopen(add, "w");
sakthipriya 0:d6ce3d144be5 339 if(fp == NULL) {
sakthipriya 0:d6ce3d144be5 340 error("Could not open file for write\n");
sakthipriya 0:d6ce3d144be5 341 }
sakthipriya 0:d6ce3d144be5 342 else
sakthipriya 0:d6ce3d144be5 343 {
sakthipriya 0:d6ce3d144be5 344
sakthipriya 0:d6ce3d144be5 345 fprintf(fp, "%s ",hk_data);
sakthipriya 0:d6ce3d144be5 346 fclose(fp);
sakthipriya 0:d6ce3d144be5 347 printf("\n File stored in SD card\n");*/
sakthipriya 0:d6ce3d144be5 348 //printf("\n Reading from the file .... \n Data is %s\n",hk_data);
sakthipriya 0:d6ce3d144be5 349
sakthipriya 0:d6ce3d144be5 350
sakthipriya 0:d6ce3d144be5 351 }
sakthipriya 0:d6ce3d144be5 352
sakthipriya 0:d6ce3d144be5 353
sakthipriya 0:d6ce3d144be5 354
sakthipriya 0:d6ce3d144be5 355 //void create_file()
sakthipriya 0:d6ce3d144be5 356 //{
sakthipriya 0:d6ce3d144be5 357
sakthipriya 0:d6ce3d144be5 358 /*
sakthipriya 0:d6ce3d144be5 359 fprintf(fp, "Hello fun SD Card World!\n");
sakthipriya 0:d6ce3d144be5 360 fclose(fp);
sakthipriya 0:d6ce3d144be5 361
sakthipriya 0:d6ce3d144be5 362 fp = fopen("/sd/mydir/sdtest.txt", "r");
sakthipriya 0:d6ce3d144be5 363 if(fp == NULL) {
sakthipriya 0:d6ce3d144be5 364 error("Could not open file for write\n");
sakthipriya 0:d6ce3d144be5 365 }
sakthipriya 0:d6ce3d144be5 366 //fprintf(fp, "Hello fun SD Card World!");
sakthipriya 0:d6ce3d144be5 367 // fprintf("The contents of %s file are :\n", "/sd/mydir/sdtest.txt");
sakthipriya 0:d6ce3d144be5 368 while( ( ch = fgetc(fp) ) != '\n' )
sakthipriya 0:d6ce3d144be5 369 {
sakthipriya 0:d6ce3d144be5 370 pc.printf("%c",ch);
sakthipriya 0:d6ce3d144be5 371 }
sakthipriya 0:d6ce3d144be5 372 //fprintf(fp);
sakthipriya 0:d6ce3d144be5 373 fclose(fp);
sakthipriya 0:d6ce3d144be5 374
sakthipriya 0:d6ce3d144be5 375 printf("Jai Mata Di..Goodbye World!\n");*/
sakthipriya 0:d6ce3d144be5 376 //}
sakthipriya 0:d6ce3d144be5 377
sakthipriya 0:d6ce3d144be5 378 //Ticker t;
sakthipriya 0:d6ce3d144be5 379
sakthipriya 0:d6ce3d144be5 380
sakthipriya 0:d6ce3d144be5 381 int main()
sakthipriya 0:d6ce3d144be5 382 {
sakthipriya 0:d6ce3d144be5 383 interrupt=0;
sakthipriya 0:d6ce3d144be5 384 ptr_t_i2c = new Thread(T_I2C_MASTER_FSLAVE);
sakthipriya 0:d6ce3d144be5 385 data_ready.rise(&FUNC_INT);
sakthipriya 0:d6ce3d144be5 386 printf("\n\rIITMSAT CDMS EXECUTED\n");
sakthipriya 0:d6ce3d144be5 387 master.frequency(100000);
sakthipriya 0:d6ce3d144be5 388
sakthipriya 0:d6ce3d144be5 389 FUNC_CDMS_init_values();
sakthipriya 0:d6ce3d144be5 390 // t.attach(&store_data, 20.0);
sakthipriya 0:d6ce3d144be5 391 while(1)
sakthipriya 0:d6ce3d144be5 392 { //Thread::wait(9000);
sakthipriya 0:d6ce3d144be5 393 //interrupt = 1;
sakthipriya 0:d6ce3d144be5 394
sakthipriya 0:d6ce3d144be5 395 FUNC_MASTER_WRITE();
sakthipriya 0:d6ce3d144be5 396 //interrupt = 0;
sakthipriya 0:d6ce3d144be5 397 ;
sakthipriya 0:d6ce3d144be5 398 }
sakthipriya 0:d6ce3d144be5 399 }