Diff: main.cpp

Revision:

0:a1b3b73a7312

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Thu Nov 27 10:29:01 2014 +0000
@@ -0,0 +1,39 @@
+// show how the DS1307 class works
+ #include "ds1307.h"
+ #include "mbed.h"
+ #include "TextLCD.h"
+ 
+ DS1307 my1307(p9,p10); // start DS1307 class and give it pins for connections of the DS1307 device
+ TextLCD lcd(p21,p22,p23,p24,p25,p26);
+ 
+ int sec;
+ int min;
+ int hours;
+ int day;
+ int date;
+ int month;
+ int year;
+ 
+ void test_rw(int test) {
+} 
+ 
+ int main() {
+     int junk = 0;
+ 
+while(1){
+     wait(0.5);
+
+     test_rw(my1307.gettime( &sec, &min, &hours, &day, &date, &month, &year));
+
+    lcd.cls();
+    lcd.locate(0,0);
+    lcd.printf("%d:%d:%d",hours,min,sec);
+    lcd.locate(0,1);
+    lcd.printf("%d/%d/%d",date,month,year);
+ 
+     junk = 0x39;                            // just a junk value do read and write test to DS1307 ram
+     test_rw(my1307.write( 0x20, junk));     // this should write the value of junk to register 0x20 (a ram location) in the ds1307.
+     junk = 0;                               // clear junk to show that when the register is read from the correct value is obtained
+     test_rw(my1307.read( 0x20, &junk));     // this should read register 0x20
+ }
+ }
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