Andrew Harpin
/
BinaryClock
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Revision 0:0bbbe06425db, committed 2009-12-09
- Comitter:
- annodomini2
- Date:
- Wed Dec 09 21:32:36 2009 +0000
- Commit message:
Changed in this revision
| main.cpp | Show annotated file Show diff for this revision Revisions of this file |
| mbed.bld | Show annotated file Show diff for this revision Revisions of this file |
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Wed Dec 09 21:32:36 2009 +0000
@@ -0,0 +1,248 @@
+/////////////////////////////////////////////////////////////////////////////
+// Binary Clock //
+// //
+// Author Created //
+// ------ ------- //
+// Andrew Harpin 09 December 2009 //
+// //
+// Purpose //
+// ------- //
+// Create a simple program to test the RTC and serial controls //
+// on the Mbed device //
+// //
+// License //
+// ------- //
+// MIT Open Source //
+// //
+// Warranty //
+// -------- //
+// None //
+// //
+/////////////////////////////////////////////////////////////////////////////
+
+#include "mbed.h"
+
+// Define your outputs
+DigitalOut Sec1(p5);
+DigitalOut Sec2(p7);
+DigitalOut Sec4(p9);
+DigitalOut Sec8(p11);
+DigitalOut Sec16(p13);
+DigitalOut Sec32(p15);
+
+DigitalOut Min1(p30);
+DigitalOut Min2(p28);
+DigitalOut Min4(p26);
+DigitalOut Min8(p24);
+DigitalOut Min16(p22);
+DigitalOut Min32(p21);
+
+DigitalOut Hour1(LED4);
+DigitalOut Hour2(LED3);
+DigitalOut Hour4(LED2);
+DigitalOut Hour8(LED1);
+DigitalOut Hour16(p20);
+
+void setnewtime();
+
+int main()
+{
+ // Get the current time
+ time_t seconds = time(NULL);
+
+ // Check clock is initialised
+ if((seconds < 500) || (seconds == 0xFFFFFFF))
+ {
+ setnewtime();
+ }
+
+ struct tm *tmr;
+
+ // You're doing this forever, MWWWAAHAHAHAAA!!!!
+ while (1)
+ {
+ // Get latest time
+ seconds = time(NULL);
+
+ // Print to serial
+ char buffer[32];
+ strftime(buffer, 32, "%I:%M %p\n", localtime(&seconds));
+ printf("%s", buffer);
+
+ // Put time in accessible format
+ tmr = localtime(&seconds);
+
+ // Seconds
+ Sec1 = (bool)(((uint8_t)tmr->tm_sec) & 0x01);
+ Sec2 = (bool)((((uint8_t)tmr->tm_sec) & 0x02) >> 1);
+ Sec4 = (bool)((((uint8_t)tmr->tm_sec) & 0x04) >> 2);
+ Sec8 = (bool)((((uint8_t)tmr->tm_sec) & 0x08) >> 3);
+ Sec16 = (bool)((((uint8_t)tmr->tm_sec) & 0x10) >> 4);
+ Sec32 = (bool)((((uint8_t)tmr->tm_sec) & 0x20) >> 5);
+
+ // Minutes
+ Min1 = (bool)(((uint8_t)tmr->tm_min) & 0x01);
+ Min2 = (bool)((((uint8_t)tmr->tm_min) & 0x02) >> 1);
+ Min4 = (bool)((((uint8_t)tmr->tm_min) & 0x04) >> 2);
+ Min8 = (bool)((((uint8_t)tmr->tm_min) & 0x08) >> 3);
+ Min16 = (bool)((((uint8_t)tmr->tm_min) & 0x10) >> 4);
+ Min32 = (bool)((((uint8_t)tmr->tm_min) & 0x20) >> 5);
+
+ // Hours
+ Hour1 = (bool)(((uint8_t)tmr->tm_hour) & 0x01);
+ Hour2 = (bool)((((uint8_t)tmr->tm_hour) & 0x02) >> 1);
+ Hour4 = (bool)((((uint8_t)tmr->tm_hour) & 0x04) >> 2);
+ Hour8 = (bool)((((uint8_t)tmr->tm_hour) & 0x08) >> 3);
+ Hour16 = (bool)((((uint8_t)tmr->tm_hour) & 0x10) >> 4);
+
+ wait(1); // Not my favorite method, but its easy
+ }
+}
+
+void setnewtime()
+{
+ struct tm t;
+ uint8_t day_limit = 0;
+
+ printf("\n\n*******************************\n");
+ printf("Real Time Clock setting utility\n");
+ printf("*******************************\n\n");
+
+ // Years
+ t.tm_year = -1; // Initialise
+
+ do
+ {
+ // Print request and wait for user entry
+ printf("\nEnter Year 1900- : ");
+ scanf("%d",&t.tm_year);
+
+ // Validate entry
+ if((t.tm_year < 1900))
+ {
+ t.tm_year = -1;
+ printf("\nInvalid Value!!! ");
+ }
+ } while(t.tm_year < 0);
+
+ // Months
+ t.tm_mon = -1; // Initialise
+
+ do
+ {
+ // Print request and wait for user entry
+ printf("\nEnter month 1-12 : ");
+ scanf("%d",&t.tm_mon);
+
+ // Validate entry
+ if((t.tm_mon < 1) || (t.tm_mon > 12))
+ {
+ t.tm_mon = -1;
+ printf("\nInvalid Value!!! ");
+ }
+ } while(t.tm_mon < 0);
+
+ // Determine maximum number of days in the assigned month
+ switch(t.tm_mon)
+ {
+ case 1:
+ case 3:
+ case 5:
+ case 7:
+ case 8:
+ case 10:
+ case 12:
+ day_limit = 31;
+ break;
+
+ case 2:
+ day_limit = 28;
+ break;
+
+ case 4:
+ case 6:
+ case 9:
+ case 11:
+ day_limit = 30;
+ break;
+ }
+
+ // Days
+ t.tm_mday = -1; // Initialise
+
+ do
+ {
+ // Print request and wait for user entry
+ printf("\nEnter day 1-%d : ",day_limit);
+ scanf("%d",&t.tm_mday);
+
+ // Validate entry
+ if((t.tm_mday < 1) || (t.tm_mday > day_limit))
+ {
+ t.tm_mday = -1;
+ printf("\nInvalid Value!!! ");
+ }
+ } while(t.tm_mday < 0);
+
+
+ // Hours
+ t.tm_hour = -1; // Initialise
+
+ do
+ {
+ // Print request and wait for user entry
+ printf("\nEnter Hours 0-23 : ");
+ scanf("%d",&t.tm_hour);
+
+ // Validate entry
+ if((t.tm_hour < 0) || (t.tm_hour > 23))
+ {
+ t.tm_hour = -1;
+ printf("\nInvalid Value!!! ");
+ }
+ } while(t.tm_hour < 0);
+
+ // Minutes
+ t.tm_min = -1; // Initialise
+
+ do
+ {
+ // Print request and wait for user entry
+ printf("\nEnter Minutes 0-59 : ");
+ scanf("%d",&t.tm_min);
+
+ // Validate entry
+ if((t.tm_min < 0) || (t.tm_min > 59))
+ {
+ t.tm_min = -1;
+ printf("\nInvalid Value!!! ");
+ }
+ } while(t.tm_min < 0);
+
+
+ // Seconds
+ t.tm_sec = -1; // Initialise
+
+ do
+ {
+ // Print request and wait for user entry
+ printf("\nEnter Seconds 0-59 : ");
+ scanf("%d",&t.tm_sec);
+
+ // Validate entry
+ if((t.tm_sec < 0) || (t.tm_sec > 59))
+ {
+ t.tm_sec = -1;
+ printf("\nInvalid Value!!! ");
+ }
+ } while(t.tm_sec < 0);
+
+ // adjust for tm structure required values
+ t.tm_year = t.tm_year - 1900;
+ t.tm_mon = t.tm_mon - 1;
+
+ // set the time
+ set_time(mktime(&t));
+
+ printf("\n\nAnd you're done!\n\nTime now : \n\n");
+}
\ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Wed Dec 09 21:32:36 2009 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/49a220cc26e0