Revision 3:6cde88f8c50f, committed 2014-12-22

Comitter:

pradeepvk2208

Date:

Mon Dec 22 10:10:38 2014 +0000

Parent:

2:d67cd8569921

Commit message:

rtcfinalcode

Changed in this revision

--- a/main.cpp	Mon Dec 22 09:27:47 2014 +0000
+++ b/main.cpp	Mon Dec 22 10:10:38 2014 +0000
@@ -1,11 +1,6 @@
-#include "mbed.h"
-SPI spi(PTD6, PTD7, PTD5); // mosi, miso, sclk
-DigitalOut cs(PTD2);
+#include "rtsc.h"
 
-void spiwrite(int);
-int spiread(int);
-int hexint(int);
-char* getname(int,int,int,int,int,int,int);
+
 
 
 int main() 
@@ -13,22 +8,21 @@
  
  
  
-    // Setup the spi for 8 bit data, high steady state clock,
+    /*// Setup the spi for 8 bit data, high steady state clock,
     // second edge capture, with a 1MHz clock rate
     spi.format(8,3);
     spi.frequency(1000000);
 
     // Send the commands to write to test the seconds register
-    /*cs = 0;
+    cs = 0;
     spi.write(0x80);  // set write register to seconds
-    spi.write(0x00);  // send value of one*/
-    spiwrite(0x80);
+    spi.write(0x00);  // send value of one*//*spiwrite(0x80);
     spiwrite(0x81);
     spiwrite(0x82);
     spiwrite(0x83);
     spiwrite(0x84);
     spiwrite(0x85);
-    spiwrite(0x86);
+    spiwrite(0x86);*/
     
     
    /* cs=1;
@@ -70,65 +64,65 @@
     cs=1;*/
     // Receive the contents of the seconds register
    
-   for(int i=0;i<1000000;i++){
+  /* for(int i=0;i<1000000;i++){
     
         
-    /*cs=0;
+    cs=0;
     spi.write(0x00);               // set read register to seconds
     int seconds = spi.write(0x00);   // read the value*/
-    int seconds=spiread(0x00);
+    //int seconds=spiread(0x00);
     
     /*cs=1;
     cs=0;
     
     spi.write(0x01);*/
-    int minutes =spiread(0x01);
+    //int minutes =spiread(0x01);
     
     
     /*cs=1;
     cs=0;
     
     spi.write(0x02);*/
-    int hours =spiread(0x02);
+    //int hours =spiread(0x02);
    /* cs = 1;  //This cs=1 is to make the chipselect line high to "deselect" the slave in our case RTC
     
     cs=0;
     
     spi.write(0x03);*/
-    int day =spi.write(0x03);
+    //int day =spi.write(0x03);
     /*cs = 1;
     
     cs=0;
     
     spi.write(0x04);*/
-    int date =spiread(0x04);
+   // int date =spiread(0x04);
     /*cs = 1;
     
     cs=0;
     
     spi.write(0x05);*/
-    int month =spiread(0x05);
+    //int month =spiread(0x05);
     /*cs = 1;
     
     cs=0;
     
     spi.write(0x06);*/
-    int year =spiread(0x06);
-    cs = 1;
+   // int year =spiread(0x06);
+    //cs = 1;
     
-    wait(1);
+    //wait(1);
     //This printf function is to check the timestamp function in the terminal output
-    printf("Seconds register = %2X : %2X : %2X : %2X : %2X : %2X : %2X \n\r",year,month,date,day, hours,minutes,seconds);
-     printf("b4 returning tmpstmp is : %s\n",getname(year,month,date,day,hours,minutes,seconds));
-    }
+  //  printf("Seconds register = %2X : %2X : %2X : %2X : %2X : %2X : %2X \n\r",year,month,date,day, hours,minutes,seconds);
+    // printf("b4 returning tmpstmp is : %s\n",getname(year,month,date,day,hours,minutes,seconds));
+    //}*/
     
-    return 0;
+    getts();
     
     
     
     }
     
-    void spiwrite(int a)
+   /* void spiwrite(int a)
     {
         cs=1;
         cs=0;
@@ -151,13 +145,13 @@
     hours1=hexint(hours1);
     minutes1=hexint(minutes1);
     seconds1=hexint(seconds1);
-    /*char y[3]=getstr(year);
+    char y[3]=getstr(year);
     char m[3]=getstr(month);
     char dat[3]=getstr(date);
     char da[3]=getstr(day);
     char h[3]=getstr(hours);
     char mi[3]=getstr(minutes);
-    char s[3]=getstr(seconds);*/
+    char s[3]=getstr(seconds);
     char time[15];
     sprintf(time,"%2d%2d%2d%2d%2d%2d%2d",year1,month1,date1,day1,hours1,minutes1,seconds1);
     return(time);
@@ -168,4 +162,4 @@
 {
     a=(a/16)*10+(a%16);
     return a;
-}
\ No newline at end of file
+}*/
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/rtsc.cpp	Mon Dec 22 10:10:38 2014 +0000
@@ -0,0 +1,73 @@
+#include "rtsc.h"
+SPI spi(PTD6, PTD7, PTD5);
+DigitalOut cs(PTD2);
+
+ void spiwrite(int a)
+    {
+        cs=1;
+        cs=0;
+        spi.write(a);
+        spi.write(0x01);
+    }
+    
+    int spiread(int a)
+    {
+        cs=1;
+        cs=0;
+        spi.write(a);
+        return(spi.write(0x00));
+    }
+    char* getname(int year1,int month1,int date1,int day1,int hours1,int minutes1,int seconds1)
+{
+    year1= hexint(year1);
+    month1=hexint(month1);
+    date1=hexint(date1);
+    day1=hexint(day1);
+    hours1=hexint(hours1);
+    minutes1=hexint(minutes1);
+    seconds1=hexint(seconds1);
+    /*char y[3]=getstr(year);
+    char m[3]=getstr(month);
+    char dat[3]=getstr(date);
+    char da[3]=getstr(day);
+    char h[3]=getstr(hours);
+    char mi[3]=getstr(minutes);
+    char s[3]=getstr(seconds);*/
+    char time[15];
+    sprintf(time,"%2d%2d%2d%2d%2d%2d%2d",year1,month1,date1,day1,hours1,minutes1,seconds1);
+    return(time);
+    
+}
+
+int hexint(int a)
+{
+    a=(a/16)*10+(a%16);
+    return a;
+}
+
+char* getts(void)
+{
+    spi.format(8,3);
+    spi.frequency(1000000);
+    spiwrite(0x80);
+    spiwrite(0x81);
+    spiwrite(0x82);
+    spiwrite(0x83);
+    spiwrite(0x84);
+    spiwrite(0x85);
+    spiwrite(0x86);
+    for(int i=0;i<1000000;i++){
+    int seconds=spiread(0x00);
+    int minutes =spiread(0x01);
+    int hours =spiread(0x02);
+    int day =spi.write(0x03);
+    int date =spiread(0x04);
+    int month =spiread(0x05);
+    int year =spiread(0x06);
+    cs = 1;
+    
+    wait(1);
+    printf("Seconds register = %2X : %2X : %2X : %2X : %2X : %2X : %2X \n\r",year,month,date,day, hours,minutes,seconds);
+     printf("b4 returning tmpstmp is : %s\n",getname(year,month,date,day,hours,minutes,seconds));
+    }
+    }
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/rtsc.h	Mon Dec 22 10:10:38 2014 +0000
@@ -0,0 +1,7 @@
+#include "mbed.h"
+
+void spiwrite(int);
+int spiread(int);
+int hexint(int);
+char* getname(int,int,int,int,int,int,int);
+char* getts(void);
\ No newline at end of file