Diff: ds3231.cpp

Revision:

4:0beb5e9ac927

Parent:

3:312589d8185c

Child:

5:61dfe2690360

--- a/ds3231.cpp	Thu Nov 20 21:06:57 2014 +0000
+++ b/ds3231.cpp	Thu Nov 20 22:16:15 2014 +0000
@@ -91,7 +91,8 @@
 * //instantiate rtc object
 * Ds3231 rtc(D14, D15); 
 * 
-* ds3231_time_t time = {0, 0, 0} // time = 0:0:0 24hr format
+* //time = 12:00:00 AM 12hr mode
+* ds3231_time_t time = {12, 0, 0, 0, 1}
 * uint16_t rtn_val;
 *
 * rtn_val = rtc.set_time(time);
@@ -196,8 +197,8 @@
 * //instantiate rtc object
 * Ds3231 rtc(D14, D15); 
 * 
-* //see datasheet for alarm format
-* ds3231_alrm_t alarm = {0, 0, 0, 0, 0}; 
+* //see ds3231.h for .members and datasheet for alarm format
+* ds3231_alrm_t alarm; 
 * uint16_t rtn_val;
 *
 * rtn_val = rtc.set_alarm(alarm, FALSE);
@@ -372,8 +373,7 @@
 * Gets the time on DS3231
 *
 * On Entry:
-*     @param[in] time - pointer to struct for storing time 
-*                       data; seconds, minutes and hours
+*     @param[in] time - pointer to struct for storing time data
 *
 * On Exit:
 *     @param[out] time - contains current integrer rtc time 
@@ -386,7 +386,8 @@
 * //instantiate rtc object
 * Ds3231 rtc(D14, D15); 
 * 
-* ds3231_time_t time = {0, 0, 0} // time = 0:0:0 24hr format
+* //time = 12:00:00 AM 12hr mode
+* ds3231_time_t time = {12, 0, 0, 0, 1} 
 * uint16_t rtn_val;
 *
 * rtn_val = rtc.get_time(&time);
@@ -408,6 +409,8 @@
         time->seconds = bcd_2_uchar(data[0]);
         time->minutes = bcd_2_uchar(data[1]);
         time->hours = bcd_2_uchar((data[2]&0x1F));
+        time->am_pm = (data[2]&AM_PM);
+        time->mode = (data[2]&MODE);
     } 
   
     return(rtn_val);
@@ -419,8 +422,7 @@
 *
 * On Entry:
 *     @param[in] calendar - pointer to struct for storing 
-*                           calendar data; 
-*                           day, date, month, year
+*                           calendar data
 *
 * On Exit:
 *     @param[out] calendar - contains current integer rtc 
@@ -469,8 +471,6 @@
 * On Entry:
 *     @param[in] alarm - pointer to struct for storing alarm 
 *                        data; 
-*                        seconds, minutes, hours, day, date
-*                        seconds used on Alarm1 only
 *
 *     @param[in] one_r_two - TRUE for Alarm1 and FALSE for 
 *                            Alarm2
@@ -485,8 +485,8 @@
 * //instantiate rtc object
 * Ds3231 rtc(D14, D15); 
 * 
-* //see datasheet for alarm format
-* ds3231_alrm_t alarm = {0, 0, 0, 0, 0}; 
+* //see ds3231.h for .members and datasheet for alarm format
+* ds3231_alrm_t alarm; 
 * uint16_t rtn_val;
 *
 * rtn_val = rtc.get_alarm(&alarm, FALSE);
@@ -508,17 +508,24 @@
             rtn_val = read(r_adrs,(char *) data, 4);
             
             alarm->seconds = bcd_2_uchar(data[0]&0x7F);
+            alarm->am1 = (data[0]&ALRM_MASK);
             alarm->minutes = bcd_2_uchar(data[1]&0x7F);
+            alarm->am2 = (data[1]&ALRM_MASK);
             alarm->hours = bcd_2_uchar(data[2]&0x1F);
+            alarm->am3 = (data[2]&ALRM_MASK);
+            alarm->am_pm = (data[2]&AM_PM);
+            alarm->mode = (data[2]&MODE);
             
             if(data[3] & DY_DT)
             {
+                alarm->dy_dt = 1;
                 alarm->day = bcd_2_uchar(data[3]&0x0F);
             }
             else
             {
                 alarm->date = bcd_2_uchar(data[3]&0x3F);
             }
+            alarm->am4 = (data[3]&ALRM_MASK);
         } 
     }
     else
@@ -531,16 +538,22 @@
             rtn_val = read(r_adrs,(char *) data, 4);
             
             alarm->minutes = bcd_2_uchar(data[0]&0x7F);
+            alarm->am2 = (data[0]&ALRM_MASK);
             alarm->hours = bcd_2_uchar(data[1]&0x1F);
+            alarm->am3 = (data[1]&ALRM_MASK);
+            alarm->am_pm = (data[1]&AM_PM);
+            alarm->mode = (data[1]&MODE);
             
-            if(data[3] & DY_DT)
+            if(data[2] & DY_DT)
             {
+                alarm->dy_dt = 1;
                 alarm->day = bcd_2_uchar(data[2]&0x0F);
             }
             else
             {
                 alarm->date = bcd_2_uchar(data[2]&0x3F);
             }
+            alarm->am4 = (data[2]&ALRM_MASK);
         } 
     }
     
@@ -553,7 +566,7 @@
 *
 * On Entry:
 *     @param[in] data - pointer to struct for storing control 
-*                       nd status register data
+*                       and status register data
 *
 * On Exit:
 *     @param[out] data - contains control and status registers