Diff: sdcard.cpp

Revision:

0:cb112a717428

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sdcard.cpp	Mon Sep 15 14:01:49 2014 +0000
@@ -0,0 +1,109 @@
+#include "sdcard.h"
+
+/*SDFileSystem sd(p5, p6, p7, p8, "sd"); // mosi, miso, clk, cs, name
+
+void writedummies(SensorData* Sensor){
+    int i;
+    printf("Writing dummy values\n");    //Debug statement
+    for(i=0; i<10; i++) (*Sensor).Voltage[i] = 35.14;      //dummy values. Will be removed
+    for(i=0; i<10; i++) (*Sensor).Current[i] = 644.46;
+    for(i=0; i<10; i++) (*Sensor).Temp[i] = 6534.03;
+    printf("Done writing dummy values\n");
+}
+
+void setfilenames(char* beaname, char* acsname, char* epsname, time_t seconds){
+    char date[7];
+    printf("Setting file names\n");
+    strftime(date, 7, "%d%m%y", localtime(&seconds));   //getting ddmmyy from unix time
+    printf("%s\t%s\t%s\n", beaname, acsname, epsname);
+    
+    printf("Appending file extensions\n");
+    for(int i=10; i<16; i++){
+        printf("In %dth iteration",i);
+        beaname[i] = date[i-10];      //creating file name for beacon hk
+    }
+    beaname[16] = '.';  beaname[17] = 't';  beaname[18] = 'x';  beaname[19] = 't';  beaname[20]='\0';
+    
+    for(int i=10; i<16; i++)    acsname[i] = date[i-10];      //creating file name for acs hk
+    acsname[16] = '.';  acsname[17] = 't';  acsname[18] = 'x';  acsname[19] = 't';  acsname[20]='\0';
+    
+    for(int i=10; i<16; i++)    epsname[i] = date[i-10];      //creating file name for eps hk
+    epsname[16] = '.';  epsname[17] = 't';  epsname[18] = 'x';  epsname[19] = 't';  epsname[20]='\0';
+        
+    printf("All filenames created\n");    //Debug statement
+}
+
+void writevaluesf(char* beaname, char* acsname, char* epsname, time_t seconds, SensorData* Sensor){
+    FILE* fp;
+    char time[7];
+    strftime(time, 7, "%H%M%S", localtime(&seconds));   //getting time from unix time
+
+    fp = fopen(beaname,"w");
+    if(fp == NULL) {
+        error("Could not open file for write\n");
+    }
+    else{
+        //fprintf(fp,"%s\n",time);  //time stamping: Look for a better way
+        fwrite((*Sensor).Voltage, sizeof(float), BEANUM, fp);  //needs to be changed
+        fclose(fp);
+    }
+    
+    fp = fopen(acsname,"w");
+    if(fp == NULL) {
+        error("Could not open file for write\n");
+    }
+    else{
+        //fprintf(fp,"%s\n",time);  //time stamping: Look for a better way
+        fwrite((*Sensor).Current, sizeof(float), ACSNUM, fp);  //needs to be changed
+        fclose(fp);
+    }
+    
+    fp = fopen(epsname,"w");
+    if(fp == NULL) {
+        error("Could not open file for write\n");
+    }
+    else{
+        //fprintf(fp,"%s\n",time);  //time stamping: Look for a better way
+        fwrite((*Sensor).Temp, sizeof(float), EPSNUM, fp);  //needs to be changed
+        fclose(fp);
+    }
+       
+    printf("Writing over\n");    //Debug statement
+}
+
+//Function for debugging purposes
+void readvaluesff(char* beaname, char* acsname, char* epsname, SensorData* Sensor){
+    FILE* fpr;  //debug only
+    float* readstr = (float*) malloc( sizeof(float) * 30);    //reading back for debugging
+    
+    fpr = fopen(beaname,"r");
+    if(fpr == NULL) {
+        error("Could not open file for read\n");
+    }
+    else{
+        fread(readstr, sizeof(float), 10, fpr);
+    }
+    fclose(fpr);
+    
+    fpr = fopen(acsname,"r");
+    if(fpr == NULL) {
+        error("Could not open file for read\n");
+    }
+    else{
+        fread((readstr+10), sizeof(float), 10, fpr);
+    }
+    fclose(fpr);
+    
+    fpr = fopen(epsname,"r");
+    if(fpr == NULL) {
+        error("Could not open file for read\n");
+    }
+    else{
+        fread((readstr+20), sizeof(float), 10, fpr);
+    }
+    fclose(fpr);
+    
+    for(int i=0; i<30; i++) 
+        printf("%f\n",readstr[i]);
+}
+*/
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