Salem TANG / Mbed 2 deprecated FRDM-KL46Z_Debug

FRDM-KL46Z board sLCD demo code

Dependencies:   SLCD mbed

Fork of FRDM-KL46Z LCD rtc Demo by Paul Staron

main.cpp@2:678c0be8c23d, 2014-09-27 (annotated)

Committer:
salemtang
Date:
Sat Sep 27 02:26:19 2014 +0000
Revision:
2:678c0be8c23d
Parent:
1:34f0bfc62803
Child:
3:fb38dbc95b12
20140927_1126 modified

Who changed what in which revision?

UserRevisionLine numberNew contents of line
salemtang 2:678c0be8c23d 1 //_____________________________________________________________//
salemtang 2:678c0be8c23d 2 //======== INCLUDES ===========================================//
salemtang 2:678c0be8c23d 3 //¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯//
star297 0:4f67859595b2 4 #include "mbed.h"
star297 0:4f67859595b2 5 #include "SLCD.h"
star297 0:4f67859595b2 6
salemtang 2:678c0be8c23d 7 //_____________________________________________________________//
salemtang 2:678c0be8c23d 8 //======== DEFINES ============================================//
salemtang 2:678c0be8c23d 9 //¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯//
star297 0:4f67859595b2 10
salemtang 2:678c0be8c23d 11 //_____________________________________________________________//
salemtang 2:678c0be8c23d 12 //======== PROTOTYPES =========================================//
salemtang 2:678c0be8c23d 13 //¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯//
salemtang 2:678c0be8c23d 14 void scroll_message (void);
salemtang 2:678c0be8c23d 15 void setMinuteIRQ (void);
salemtang 2:678c0be8c23d 16 void setHourIRQ (void);
salemtang 2:678c0be8c23d 17
salemtang 2:678c0be8c23d 18 //_____________________________________________________________//
salemtang 2:678c0be8c23d 19 //======== VARIABLES ==========================================//
salemtang 2:678c0be8c23d 20 //¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯//
salemtang 2:678c0be8c23d 21 DigitalOut led1_DO(LED1);
salemtang 2:678c0be8c23d 22 DigitalOut led2_DO(LED2);
salemtang 2:678c0be8c23d 23 InterruptIn setMinute(SW1);
salemtang 2:678c0be8c23d 24 InterruptIn setHour(SW3);
salemtang 2:678c0be8c23d 25 time_t seconds = time(NULL); // needed to start rtc on reset to maintain reasonable time if hard reset
star297 0:4f67859595b2 26 SLCD slcd;
star297 0:4f67859595b2 27 Timer scroll;
star297 0:4f67859595b2 28 struct tm t;
salemtang 2:678c0be8c23d 29 int i, j, k, lastscroll, display_timer, minute, hour, colon, dp;
star297 1:34f0bfc62803 30 char message[60];
star297 0:4f67859595b2 31 char buffer[32];
star297 0:4f67859595b2 32
salemtang 2:678c0be8c23d 33 //_____________________________________________________________//
salemtang 2:678c0be8c23d 34 //======== MAIN() =============================================//
salemtang 2:678c0be8c23d 35 //¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯//
salemtang 2:678c0be8c23d 36 int main ()
star297 1:34f0bfc62803 37 {
star297 1:34f0bfc62803 38 slcd.All_Segments(1);
star297 1:34f0bfc62803 39 wait(2);
star297 1:34f0bfc62803 40 slcd.All_Segments(0);
star297 1:34f0bfc62803 41 wait(1);
salemtang 2:678c0be8c23d 42
salemtang 2:678c0be8c23d 43 led1_DO = 1;
salemtang 2:678c0be8c23d 44 led2_DO = 1;
salemtang 2:678c0be8c23d 45
star297 1:34f0bfc62803 46 sprintf(message, " rtc clock s3 sets the hours s1 sets the minutes");
salemtang 2:678c0be8c23d 47
star297 1:34f0bfc62803 48 // scrolling message
star297 1:34f0bfc62803 49 scroll.start();
salemtang 2:678c0be8c23d 50 while (i < 58) {
salemtang 2:678c0be8c23d 51 while (i < 58) {
star297 1:34f0bfc62803 52 scroll_message();
star297 1:34f0bfc62803 53 }
star297 1:34f0bfc62803 54 }
star297 1:34f0bfc62803 55 wait(1);
star297 1:34f0bfc62803 56
salemtang 2:678c0be8c23d 57 setMinute.rise(setMinuteIRQ); // start set Minutes IRQ
salemtang 2:678c0be8c23d 58 setHour.rise(setHourIRQ); // start set Hours IRQ
star297 0:4f67859595b2 59
star297 1:34f0bfc62803 60 // rtc clock function
salemtang 2:678c0be8c23d 61 while (1) {
star297 1:34f0bfc62803 62 time_t seconds = time(NULL);
star297 1:34f0bfc62803 63
salemtang 2:678c0be8c23d 64 if (display_timer > 6) {
salemtang 2:678c0be8c23d 65 strftime(buffer, 4, "%H%M", localtime(&seconds)); // display Hours,Minutes for 2 seconds
salemtang 2:678c0be8c23d 66 slcd.Colon(1);
salemtang 2:678c0be8c23d 67 led2_DO = 0;
salemtang 2:678c0be8c23d 68 slcd.DP2(0);
salemtang 2:678c0be8c23d 69 led1_DO = 1;
star297 1:34f0bfc62803 70 } else {
salemtang 2:678c0be8c23d 71 strftime(buffer, 4, "%M%S", localtime(&seconds)); // display Minutes,Seconds for 8 seconds
salemtang 2:678c0be8c23d 72 slcd.Colon(0);
salemtang 2:678c0be8c23d 73 led2_DO = 1;
salemtang 2:678c0be8c23d 74 slcd.DP2(1);
salemtang 2:678c0be8c23d 75 led1_DO = 0;
star297 0:4f67859595b2 76 }
star297 1:34f0bfc62803 77 slcd.printf(buffer);
salemtang 2:678c0be8c23d 78 wait(0.5);
salemtang 2:678c0be8c23d 79 slcd.DP2(0);
salemtang 2:678c0be8c23d 80 led1_DO = 1;
star297 1:34f0bfc62803 81 display_timer++;
salemtang 2:678c0be8c23d 82 if (display_timer > 9) display_timer = 0;
salemtang 2:678c0be8c23d 83 wait(0.5);
star297 0:4f67859595b2 84 }
star297 1:34f0bfc62803 85 }
star297 0:4f67859595b2 86
salemtang 2:678c0be8c23d 87 //_____________________________________________________________//
salemtang 2:678c0be8c23d 88 //======== FUNC() =============================================//
salemtang 2:678c0be8c23d 89 //¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯//
salemtang 2:678c0be8c23d 90 // message control
salemtang 2:678c0be8c23d 91 void scroll_message (void)
star297 0:4f67859595b2 92 {
star297 1:34f0bfc62803 93 if (scroll.read_ms() > lastscroll + 350) {
star297 0:4f67859595b2 94 scroll.reset();
star297 1:34f0bfc62803 95 if (i > 58) {
star297 0:4f67859595b2 96 i=0;
star297 0:4f67859595b2 97 }
star297 0:4f67859595b2 98 int j, k = i;
star297 0:4f67859595b2 99 for (j = 0; j < 4; j++) {
star297 0:4f67859595b2 100 if (message[k+j]) {
star297 0:4f67859595b2 101 slcd.putc(message[k+j]);
star297 0:4f67859595b2 102 } else {
star297 0:4f67859595b2 103 slcd.putc(' ');
star297 0:4f67859595b2 104 k--;
star297 0:4f67859595b2 105 }
star297 0:4f67859595b2 106 }
star297 0:4f67859595b2 107 i++;
salemtang 2:678c0be8c23d 108 lastscroll = scroll.read_ms();
star297 0:4f67859595b2 109 }
star297 0:4f67859595b2 110 }
star297 0:4f67859595b2 111
salemtang 2:678c0be8c23d 112 // set Minutes ISR
salemtang 2:678c0be8c23d 113 void setMinuteIRQ (void)
star297 0:4f67859595b2 114 {
salemtang 2:678c0be8c23d 115 display_timer = 7;
star297 0:4f67859595b2 116 time_t seconds = time(NULL);
star297 1:34f0bfc62803 117 char buffer[2];
star297 0:4f67859595b2 118 strftime(buffer, 2,"%H", localtime(&seconds));
star297 1:34f0bfc62803 119 hour = atoi(buffer); // get Hour integer
star297 0:4f67859595b2 120 strftime(buffer, 2,"%M", localtime(&seconds));
salemtang 2:678c0be8c23d 121 minute = atoi(buffer); // get Minutes integer
star297 0:4f67859595b2 122 minute++;
salemtang 2:678c0be8c23d 123 if (minute > 59) minute = 0;
salemtang 2:678c0be8c23d 124 t.tm_sec = 0; // Seconds reset to zero
star297 1:34f0bfc62803 125 t.tm_min = minute;
star297 1:34f0bfc62803 126 t.tm_hour = hour;
star297 1:34f0bfc62803 127 t.tm_mday = 1;
star297 1:34f0bfc62803 128 t.tm_mon = 2;
star297 1:34f0bfc62803 129 t.tm_year = 114;
salemtang 2:678c0be8c23d 130 set_time(mktime(&t));
star297 0:4f67859595b2 131 }
star297 0:4f67859595b2 132
salemtang 2:678c0be8c23d 133 // set Hours ISR
salemtang 2:678c0be8c23d 134 void setHourIRQ (void)
star297 0:4f67859595b2 135 {
salemtang 2:678c0be8c23d 136 display_timer = 7;
star297 0:4f67859595b2 137 time_t seconds = time(NULL);
star297 0:4f67859595b2 138 char buffer[2];
star297 1:34f0bfc62803 139 strftime(buffer, 2,"%H", localtime(&seconds));
star297 1:34f0bfc62803 140 hour = atoi(buffer); // get Hour integer
star297 0:4f67859595b2 141 strftime(buffer, 2,"%M", localtime(&seconds));
salemtang 2:678c0be8c23d 142 minute = atoi(buffer); // get Minutes integer
star297 0:4f67859595b2 143 hour++;
salemtang 2:678c0be8c23d 144 if (hour > 23) hour = 0;
salemtang 2:678c0be8c23d 145 t.tm_sec = 0; // Seconds reset to zero
star297 1:34f0bfc62803 146 t.tm_min = minute;
star297 1:34f0bfc62803 147 t.tm_hour = hour;
star297 1:34f0bfc62803 148 t.tm_mday = 1;
star297 1:34f0bfc62803 149 t.tm_mon = 2;
star297 1:34f0bfc62803 150 t.tm_year = 114;
salemtang 2:678c0be8c23d 151 set_time(mktime(&t));
star297 0:4f67859595b2 152 }