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Andrew Harpin / Mbed 2 deprecated BinaryClock

main.cpp@0:0bbbe06425db, 2009-12-09 (annotated)

Committer:: annodomini2
Date:: Wed Dec 09 21:32:36 2009 +0000
Revision:: 0:0bbbe06425db

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User	Revision	Line number	New contents of line
annodomini2	0:0bbbe06425db	1	/////////////////////////////////////////////////////////////////////////////
annodomini2	0:0bbbe06425db	2	// Binary Clock //
annodomini2	0:0bbbe06425db	3	// //
annodomini2	0:0bbbe06425db	4	// Author Created //
annodomini2	0:0bbbe06425db	5	// ------ ------- //
annodomini2	0:0bbbe06425db	6	// Andrew Harpin 09 December 2009 //
annodomini2	0:0bbbe06425db	7	// //
annodomini2	0:0bbbe06425db	8	// Purpose //
annodomini2	0:0bbbe06425db	9	// ------- //
annodomini2	0:0bbbe06425db	10	// Create a simple program to test the RTC and serial controls //
annodomini2	0:0bbbe06425db	11	// on the Mbed device //
annodomini2	0:0bbbe06425db	12	// //
annodomini2	0:0bbbe06425db	13	// License //
annodomini2	0:0bbbe06425db	14	// ------- //
annodomini2	0:0bbbe06425db	15	// MIT Open Source //
annodomini2	0:0bbbe06425db	16	// //
annodomini2	0:0bbbe06425db	17	// Warranty //
annodomini2	0:0bbbe06425db	18	// -------- //
annodomini2	0:0bbbe06425db	19	// None //
annodomini2	0:0bbbe06425db	20	// //
annodomini2	0:0bbbe06425db	21	/////////////////////////////////////////////////////////////////////////////
annodomini2	0:0bbbe06425db	22
annodomini2	0:0bbbe06425db	23	#include "mbed.h"
annodomini2	0:0bbbe06425db	24
annodomini2	0:0bbbe06425db	25	// Define your outputs
annodomini2	0:0bbbe06425db	26	DigitalOut Sec1(p5);
annodomini2	0:0bbbe06425db	27	DigitalOut Sec2(p7);
annodomini2	0:0bbbe06425db	28	DigitalOut Sec4(p9);
annodomini2	0:0bbbe06425db	29	DigitalOut Sec8(p11);
annodomini2	0:0bbbe06425db	30	DigitalOut Sec16(p13);
annodomini2	0:0bbbe06425db	31	DigitalOut Sec32(p15);
annodomini2	0:0bbbe06425db	32
annodomini2	0:0bbbe06425db	33	DigitalOut Min1(p30);
annodomini2	0:0bbbe06425db	34	DigitalOut Min2(p28);
annodomini2	0:0bbbe06425db	35	DigitalOut Min4(p26);
annodomini2	0:0bbbe06425db	36	DigitalOut Min8(p24);
annodomini2	0:0bbbe06425db	37	DigitalOut Min16(p22);
annodomini2	0:0bbbe06425db	38	DigitalOut Min32(p21);
annodomini2	0:0bbbe06425db	39
annodomini2	0:0bbbe06425db	40	DigitalOut Hour1(LED4);
annodomini2	0:0bbbe06425db	41	DigitalOut Hour2(LED3);
annodomini2	0:0bbbe06425db	42	DigitalOut Hour4(LED2);
annodomini2	0:0bbbe06425db	43	DigitalOut Hour8(LED1);
annodomini2	0:0bbbe06425db	44	DigitalOut Hour16(p20);
annodomini2	0:0bbbe06425db	45
annodomini2	0:0bbbe06425db	46	void setnewtime();
annodomini2	0:0bbbe06425db	47
annodomini2	0:0bbbe06425db	48	int main()
annodomini2	0:0bbbe06425db	49	{
annodomini2	0:0bbbe06425db	50	// Get the current time
annodomini2	0:0bbbe06425db	51	time_t seconds = time(NULL);
annodomini2	0:0bbbe06425db	52
annodomini2	0:0bbbe06425db	53	// Check clock is initialised
annodomini2	0:0bbbe06425db	54	if((seconds < 500) \|\| (seconds == 0xFFFFFFF))
annodomini2	0:0bbbe06425db	55	{
annodomini2	0:0bbbe06425db	56	setnewtime();
annodomini2	0:0bbbe06425db	57	}
annodomini2	0:0bbbe06425db	58
annodomini2	0:0bbbe06425db	59	struct tm *tmr;
annodomini2	0:0bbbe06425db	60
annodomini2	0:0bbbe06425db	61	// You're doing this forever, MWWWAAHAHAHAAA!!!!
annodomini2	0:0bbbe06425db	62	while (1)
annodomini2	0:0bbbe06425db	63	{
annodomini2	0:0bbbe06425db	64	// Get latest time
annodomini2	0:0bbbe06425db	65	seconds = time(NULL);
annodomini2	0:0bbbe06425db	66
annodomini2	0:0bbbe06425db	67	// Print to serial
annodomini2	0:0bbbe06425db	68	char buffer[32];
annodomini2	0:0bbbe06425db	69	strftime(buffer, 32, "%I:%M %p\n", localtime(&seconds));
annodomini2	0:0bbbe06425db	70	printf("%s", buffer);
annodomini2	0:0bbbe06425db	71
annodomini2	0:0bbbe06425db	72	// Put time in accessible format
annodomini2	0:0bbbe06425db	73	tmr = localtime(&seconds);
annodomini2	0:0bbbe06425db	74
annodomini2	0:0bbbe06425db	75	// Seconds
annodomini2	0:0bbbe06425db	76	Sec1 = (bool)(((uint8_t)tmr->tm_sec) & 0x01);
annodomini2	0:0bbbe06425db	77	Sec2 = (bool)((((uint8_t)tmr->tm_sec) & 0x02) >> 1);
annodomini2	0:0bbbe06425db	78	Sec4 = (bool)((((uint8_t)tmr->tm_sec) & 0x04) >> 2);
annodomini2	0:0bbbe06425db	79	Sec8 = (bool)((((uint8_t)tmr->tm_sec) & 0x08) >> 3);
annodomini2	0:0bbbe06425db	80	Sec16 = (bool)((((uint8_t)tmr->tm_sec) & 0x10) >> 4);
annodomini2	0:0bbbe06425db	81	Sec32 = (bool)((((uint8_t)tmr->tm_sec) & 0x20) >> 5);
annodomini2	0:0bbbe06425db	82
annodomini2	0:0bbbe06425db	83	// Minutes
annodomini2	0:0bbbe06425db	84	Min1 = (bool)(((uint8_t)tmr->tm_min) & 0x01);
annodomini2	0:0bbbe06425db	85	Min2 = (bool)((((uint8_t)tmr->tm_min) & 0x02) >> 1);
annodomini2	0:0bbbe06425db	86	Min4 = (bool)((((uint8_t)tmr->tm_min) & 0x04) >> 2);
annodomini2	0:0bbbe06425db	87	Min8 = (bool)((((uint8_t)tmr->tm_min) & 0x08) >> 3);
annodomini2	0:0bbbe06425db	88	Min16 = (bool)((((uint8_t)tmr->tm_min) & 0x10) >> 4);
annodomini2	0:0bbbe06425db	89	Min32 = (bool)((((uint8_t)tmr->tm_min) & 0x20) >> 5);
annodomini2	0:0bbbe06425db	90
annodomini2	0:0bbbe06425db	91	// Hours
annodomini2	0:0bbbe06425db	92	Hour1 = (bool)(((uint8_t)tmr->tm_hour) & 0x01);
annodomini2	0:0bbbe06425db	93	Hour2 = (bool)((((uint8_t)tmr->tm_hour) & 0x02) >> 1);
annodomini2	0:0bbbe06425db	94	Hour4 = (bool)((((uint8_t)tmr->tm_hour) & 0x04) >> 2);
annodomini2	0:0bbbe06425db	95	Hour8 = (bool)((((uint8_t)tmr->tm_hour) & 0x08) >> 3);
annodomini2	0:0bbbe06425db	96	Hour16 = (bool)((((uint8_t)tmr->tm_hour) & 0x10) >> 4);
annodomini2	0:0bbbe06425db	97
annodomini2	0:0bbbe06425db	98	wait(1); // Not my favorite method, but its easy
annodomini2	0:0bbbe06425db	99	}
annodomini2	0:0bbbe06425db	100	}
annodomini2	0:0bbbe06425db	101
annodomini2	0:0bbbe06425db	102	void setnewtime()
annodomini2	0:0bbbe06425db	103	{
annodomini2	0:0bbbe06425db	104	struct tm t;
annodomini2	0:0bbbe06425db	105	uint8_t day_limit = 0;
annodomini2	0:0bbbe06425db	106
annodomini2	0:0bbbe06425db	107	printf("\n\n*******************************\n");
annodomini2	0:0bbbe06425db	108	printf("Real Time Clock setting utility\n");
annodomini2	0:0bbbe06425db	109	printf("*******************************\n\n");
annodomini2	0:0bbbe06425db	110
annodomini2	0:0bbbe06425db	111	// Years
annodomini2	0:0bbbe06425db	112	t.tm_year = -1; // Initialise
annodomini2	0:0bbbe06425db	113
annodomini2	0:0bbbe06425db	114	do
annodomini2	0:0bbbe06425db	115	{
annodomini2	0:0bbbe06425db	116	// Print request and wait for user entry
annodomini2	0:0bbbe06425db	117	printf("\nEnter Year 1900- : ");
annodomini2	0:0bbbe06425db	118	scanf("%d",&t.tm_year);
annodomini2	0:0bbbe06425db	119
annodomini2	0:0bbbe06425db	120	// Validate entry
annodomini2	0:0bbbe06425db	121	if((t.tm_year < 1900))
annodomini2	0:0bbbe06425db	122	{
annodomini2	0:0bbbe06425db	123	t.tm_year = -1;
annodomini2	0:0bbbe06425db	124	printf("\nInvalid Value!!! ");
annodomini2	0:0bbbe06425db	125	}
annodomini2	0:0bbbe06425db	126	} while(t.tm_year < 0);
annodomini2	0:0bbbe06425db	127
annodomini2	0:0bbbe06425db	128	// Months
annodomini2	0:0bbbe06425db	129	t.tm_mon = -1; // Initialise
annodomini2	0:0bbbe06425db	130
annodomini2	0:0bbbe06425db	131	do
annodomini2	0:0bbbe06425db	132	{
annodomini2	0:0bbbe06425db	133	// Print request and wait for user entry
annodomini2	0:0bbbe06425db	134	printf("\nEnter month 1-12 : ");
annodomini2	0:0bbbe06425db	135	scanf("%d",&t.tm_mon);
annodomini2	0:0bbbe06425db	136
annodomini2	0:0bbbe06425db	137	// Validate entry
annodomini2	0:0bbbe06425db	138	if((t.tm_mon < 1) \|\| (t.tm_mon > 12))
annodomini2	0:0bbbe06425db	139	{
annodomini2	0:0bbbe06425db	140	t.tm_mon = -1;
annodomini2	0:0bbbe06425db	141	printf("\nInvalid Value!!! ");
annodomini2	0:0bbbe06425db	142	}
annodomini2	0:0bbbe06425db	143	} while(t.tm_mon < 0);
annodomini2	0:0bbbe06425db	144
annodomini2	0:0bbbe06425db	145	// Determine maximum number of days in the assigned month
annodomini2	0:0bbbe06425db	146	switch(t.tm_mon)
annodomini2	0:0bbbe06425db	147	{
annodomini2	0:0bbbe06425db	148	case 1:
annodomini2	0:0bbbe06425db	149	case 3:
annodomini2	0:0bbbe06425db	150	case 5:
annodomini2	0:0bbbe06425db	151	case 7:
annodomini2	0:0bbbe06425db	152	case 8:
annodomini2	0:0bbbe06425db	153	case 10:
annodomini2	0:0bbbe06425db	154	case 12:
annodomini2	0:0bbbe06425db	155	day_limit = 31;
annodomini2	0:0bbbe06425db	156	break;
annodomini2	0:0bbbe06425db	157
annodomini2	0:0bbbe06425db	158	case 2:
annodomini2	0:0bbbe06425db	159	day_limit = 28;
annodomini2	0:0bbbe06425db	160	break;
annodomini2	0:0bbbe06425db	161
annodomini2	0:0bbbe06425db	162	case 4:
annodomini2	0:0bbbe06425db	163	case 6:
annodomini2	0:0bbbe06425db	164	case 9:
annodomini2	0:0bbbe06425db	165	case 11:
annodomini2	0:0bbbe06425db	166	day_limit = 30;
annodomini2	0:0bbbe06425db	167	break;
annodomini2	0:0bbbe06425db	168	}
annodomini2	0:0bbbe06425db	169
annodomini2	0:0bbbe06425db	170	// Days
annodomini2	0:0bbbe06425db	171	t.tm_mday = -1; // Initialise
annodomini2	0:0bbbe06425db	172
annodomini2	0:0bbbe06425db	173	do
annodomini2	0:0bbbe06425db	174	{
annodomini2	0:0bbbe06425db	175	// Print request and wait for user entry
annodomini2	0:0bbbe06425db	176	printf("\nEnter day 1-%d : ",day_limit);
annodomini2	0:0bbbe06425db	177	scanf("%d",&t.tm_mday);
annodomini2	0:0bbbe06425db	178
annodomini2	0:0bbbe06425db	179	// Validate entry
annodomini2	0:0bbbe06425db	180	if((t.tm_mday < 1) \|\| (t.tm_mday > day_limit))
annodomini2	0:0bbbe06425db	181	{
annodomini2	0:0bbbe06425db	182	t.tm_mday = -1;
annodomini2	0:0bbbe06425db	183	printf("\nInvalid Value!!! ");
annodomini2	0:0bbbe06425db	184	}
annodomini2	0:0bbbe06425db	185	} while(t.tm_mday < 0);
annodomini2	0:0bbbe06425db	186
annodomini2	0:0bbbe06425db	187
annodomini2	0:0bbbe06425db	188	// Hours
annodomini2	0:0bbbe06425db	189	t.tm_hour = -1; // Initialise
annodomini2	0:0bbbe06425db	190
annodomini2	0:0bbbe06425db	191	do
annodomini2	0:0bbbe06425db	192	{
annodomini2	0:0bbbe06425db	193	// Print request and wait for user entry
annodomini2	0:0bbbe06425db	194	printf("\nEnter Hours 0-23 : ");
annodomini2	0:0bbbe06425db	195	scanf("%d",&t.tm_hour);
annodomini2	0:0bbbe06425db	196
annodomini2	0:0bbbe06425db	197	// Validate entry
annodomini2	0:0bbbe06425db	198	if((t.tm_hour < 0) \|\| (t.tm_hour > 23))
annodomini2	0:0bbbe06425db	199	{
annodomini2	0:0bbbe06425db	200	t.tm_hour = -1;
annodomini2	0:0bbbe06425db	201	printf("\nInvalid Value!!! ");
annodomini2	0:0bbbe06425db	202	}
annodomini2	0:0bbbe06425db	203	} while(t.tm_hour < 0);
annodomini2	0:0bbbe06425db	204
annodomini2	0:0bbbe06425db	205	// Minutes
annodomini2	0:0bbbe06425db	206	t.tm_min = -1; // Initialise
annodomini2	0:0bbbe06425db	207
annodomini2	0:0bbbe06425db	208	do
annodomini2	0:0bbbe06425db	209	{
annodomini2	0:0bbbe06425db	210	// Print request and wait for user entry
annodomini2	0:0bbbe06425db	211	printf("\nEnter Minutes 0-59 : ");
annodomini2	0:0bbbe06425db	212	scanf("%d",&t.tm_min);
annodomini2	0:0bbbe06425db	213
annodomini2	0:0bbbe06425db	214	// Validate entry
annodomini2	0:0bbbe06425db	215	if((t.tm_min < 0) \|\| (t.tm_min > 59))
annodomini2	0:0bbbe06425db	216	{
annodomini2	0:0bbbe06425db	217	t.tm_min = -1;
annodomini2	0:0bbbe06425db	218	printf("\nInvalid Value!!! ");
annodomini2	0:0bbbe06425db	219	}
annodomini2	0:0bbbe06425db	220	} while(t.tm_min < 0);
annodomini2	0:0bbbe06425db	221
annodomini2	0:0bbbe06425db	222
annodomini2	0:0bbbe06425db	223	// Seconds
annodomini2	0:0bbbe06425db	224	t.tm_sec = -1; // Initialise
annodomini2	0:0bbbe06425db	225
annodomini2	0:0bbbe06425db	226	do
annodomini2	0:0bbbe06425db	227	{
annodomini2	0:0bbbe06425db	228	// Print request and wait for user entry
annodomini2	0:0bbbe06425db	229	printf("\nEnter Seconds 0-59 : ");
annodomini2	0:0bbbe06425db	230	scanf("%d",&t.tm_sec);
annodomini2	0:0bbbe06425db	231
annodomini2	0:0bbbe06425db	232	// Validate entry
annodomini2	0:0bbbe06425db	233	if((t.tm_sec < 0) \|\| (t.tm_sec > 59))
annodomini2	0:0bbbe06425db	234	{
annodomini2	0:0bbbe06425db	235	t.tm_sec = -1;
annodomini2	0:0bbbe06425db	236	printf("\nInvalid Value!!! ");
annodomini2	0:0bbbe06425db	237	}
annodomini2	0:0bbbe06425db	238	} while(t.tm_sec < 0);
annodomini2	0:0bbbe06425db	239
annodomini2	0:0bbbe06425db	240	// adjust for tm structure required values
annodomini2	0:0bbbe06425db	241	t.tm_year = t.tm_year - 1900;
annodomini2	0:0bbbe06425db	242	t.tm_mon = t.tm_mon - 1;
annodomini2	0:0bbbe06425db	243
annodomini2	0:0bbbe06425db	244	// set the time
annodomini2	0:0bbbe06425db	245	set_time(mktime(&t));
annodomini2	0:0bbbe06425db	246
annodomini2	0:0bbbe06425db	247	printf("\n\nAnd you're done!\n\nTime now : \n\n");
annodomini2	0:0bbbe06425db	248	}

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Type:	Program
Mbed OS support:	Mbed 2 deprecated
Created:	09 Dec 2009
Imports:	3
Forks:	0
Commits:	1
Dependents:	0
Dependencies:	1
Followers:	1

main.cpp@0:0bbbe06425db, 2009-12-09 (annotated)

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