Revision 1:6dbe51fe0737, committed 2013-06-05

Comitter:

leihen

Date:

Wed Jun 05 20:43:13 2013 +0000

Parent:

0:431183c5b136

Child:

2:3be003301107

Commit message:

Fully working sample to demonstrate the functionality of DS1307 library.

Changed in this revision

--- a/RTC-DS1307.lib	Sun Jun 02 18:57:52 2013 +0000
+++ b/RTC-DS1307.lib	Wed Jun 05 20:43:13 2013 +0000
@@ -1,1 +1,1 @@
-https://mbed.org/users/leihen/code/RTC-DS1307/#64274190e842
+https://mbed.org/users/leihen/code/RTC-DS1307/#ee81f2c5a706

--- a/main.cpp	Sun Jun 02 18:57:52 2013 +0000
+++ b/main.cpp	Wed Jun 05 20:43:13 2013 +0000
@@ -1,17 +1,15 @@
 #include "mbed.h"
 #include "Rtc_Ds1307.h"
 
-DigitalOut myled(LED1);
-
-Rtc_Ds1307 rtc(p28, p27);
+Rtc_Ds1307 rtc(p9, p10);
 
 Serial pc(USBTX, USBRX, "pc");
 
 char buffer[128];
 int readptr = 0;
+
 int main() {
     char c;
-    pc.printf("Good morning Henry\n");
     Time tm = {};
     
     while(1) {
@@ -20,7 +18,9 @@
         pc.printf("* read  - reads the clock           *\n");
         pc.printf("* start - start the clock           *\n");
         pc.printf("* stop  - stop the clock            *\n");
-        pc.printf("  write - write the clock           *\n");
+        pc.printf("* write - write the clock           *\n");
+        pc.printf("* ena   - enable Square wave output *\n");
+        pc.printf("* dis   - disable square wave outp. *\n");
         pc.printf("*************************************\n");
         
         while( (c = pc.getc()) != '\n') {
@@ -32,20 +32,50 @@
             pc.printf("Performing read operation\n");
             if (rtc.getTime(tm) ) {
                 pc.printf("The current time is : %02d:%02d:%02d\n", tm.hour, tm.min, tm.sec);
+                pc.printf("The current date is : %s, %02d/%02d/%04d\n", rtc.weekdayToString(tm.wday), tm.mon, tm.date, tm.year);
             }
             
         }
         else if (strncmp(buffer, "write", 5) == 0) {
             //  perform write
+            pc.printf("Enter the date (date 0..31)");
+            pc.scanf("%d", &tm.date);
+            pc.printf("Enter the date (month 1..12)");
+            pc.scanf("%d", &tm.mon);
+            pc.printf("Enter the date (year)");
+            pc.scanf("%d", &tm.year);
+            pc.printf("Enter the time (hours 0..23)");
+            pc.scanf("%d", &tm.hour);
+            pc.printf("Enter the time (minutes 0..59)");
+            pc.scanf("%d", &tm.min);
+            pc.printf("Enter the time (seconds 0..59)");
+            pc.scanf("%d", &tm.sec);
             pc.printf("Performing write operation\n");
+            
+            while(pc.readable()) 
+                pc.getc();
+            rtc.setTime(tm, false, false);
         }
         else if (strncmp(buffer, "start", 5) == 0) {
             //  start
             pc.printf("Performing start operation\n");
+            rtc.startClock();
         }
         else if (strncmp(buffer, "stop", 4) == 0) {
             //  stop
             pc.printf("Performing stop operation\n");
+            rtc.stopClock();
+        }
+        else if (strncmp(buffer, "ena", 3) == 0) {
+            int rs;
+            pc.printf("Please specify the frequency : [0 = 1Hz, 1 = 4.096kHz, 2 = 8.192kHz, 3 = 32.768kHz] ");
+            scanf("%d", &rs);
+            pc.printf("Enabling the output with %d option\n", rs);
+            rtc.setSquareWaveOutput(true, (RateSelect_t)rs);
+        }
+        else if (strncmp(buffer, "dis", 3) == 0) {
+            pc.printf("Disableing square wave output\n");
+            rtc.setSquareWaveOutput(false, RS_1Hz);
         }
         else {
             pc.printf("syntax error\n");