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project2.c
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/*
* File: main.c
* Author: kirstenhipolito_EEE
*
* Created on February 26, 2019, 5:50 PM
*/
#include "xc.h"
#define FCY 4000000UL
#include "libpic30.h"
#include "stdio.h"
#include "string.h"
#include "stdlib.h"
#include "time.h"
#include "math.h"
#include "lcd_lib.h"
#include "keypad_lib.h"
#include "adc_lib.h"
#include "rtcc_lib.h"
// CONFIG4
#pragma config RTCOSC = LPRC // RTCC Reference Oscillator Select (RTCC uses Secondary Oscillator (SOSC))
_CONFIG1 (FWDTEN_OFF & JTAGEN_OFF)
_CONFIG2 (POSCMOD_NONE & OSCIOFNC_ON & FCKSM_CSDCMD & FNOSC_FRCPLL & PLL96MHZ_OFF & PLLDIV_NODIV)
_CONFIG3 (SOSCSEL_IO)
#define DEBOUNCEMAX 100
void __attribute__ ((interrupt)) _CNInterrupt(void);
void config_OC2(void);
int screenSelect = 0;
int changeThis = 0;
// which part of date/time to change
// in CTF: 0 = Month Day, 1 = Month, 2 = Year, 3 = Weekday, 4 = Hour, 5 = Minute, 6 = OK
// in DTF: 0 = Month Format, 1 = Year Format, 2 = Time Format
//in SetLight and SetCurtain, 0 = open hour, 1 = open min, 2 = close hour, 3 = close min
struct tm timealarm = {0}; //timeholder for alarm
struct tm timelighton = {0}, timelightoff = {0};
struct tm timecurtainopen = {0}, timecurtainclose = {0};
int alarmsound = 0; //what sound the alarm will take
char alarmreminder[16] = {0}; //reminder for set alarm;
int main(void) {
lcd_initialize();
keypad_initialize();
adc_initialize();
rtcc_initialize();
char line1[16];
char line2[16];
//configure input change notification interrupt for pushbutton
CNEN2bits.CN30IE = 1; //enable CN for RA2 (pushbutton)
IEC1bits.CNIE = 1; //enable CN interrupt
IPC4bits.CNIP = 0x5; //set CN interrupt priority
IFS1bits.CNIF = 0; //clear CN interrupt flag
//configure ADC
IEC0bits.AD1IE = 1; //enable ADC interrupt
IPC3bits.AD1IP = 0x3; //set ADC interrupt priority
IFS0bits.AD1IF = 0; //clear ADC interrupt flag
AD1CON1bits.ADON = 1; //turn on ADC
TRISAbits.TRISA0 = 0; //configure RA0 (speaker input) as output
TRISAbits.TRISA3 = 0; //configure RA3 (motor driver input 1) as output
TRISAbits.TRISA4 = 0; //configure RA4 (motor driver input 2) as output
AD1PCFGbits.PCFG9 = 1;
TRISBbits.TRISB15 = 0; //configure RB15 (light relay switch input) as output
//configure OC2
// config_OC2();
// OC2RS = 2000; //set period
// OC2R = (int)OC2RS/2; //set duty
// __delay_ms(1000);
// OC2CON1bits.OCM = 0; //turn off OC2
struct tm timetest;
timetest.tm_year = 19;
timetest.tm_mon = 5;
timetest.tm_mday = 23;
timetest.tm_wday = 4;
timetest.tm_hour = 6;
timetest.tm_min = 30;
timetest.tm_sec = 1;
rtcc_settime(timetest);
keypad_colflag = 0;
keypad_rowflag = 0;
keypad_pressflag = 0;
keypad_numpressed = -1;
format_year = 0;
format_month = 0;
format_time = 1;
lcd_clear();
lcd_printstring("Initializing...");
__delay_ms(1000);
lcd_clear();
screenSelect = 1;
goto screenHome1;
screenHome1: //screenSelect = 1
{
keypad_numpressed = -1;
keypad_pressflag = 0;
struct tm timenew;
int dayold = 0;
int done1 = 0, done2 = 0, done3 = 0, done4 = 0;
lcd_clear();
rtcc_printdate(NULL);
lcd_moveline(2);
rtcc_printtime(NULL, 0);
while (screenSelect == 1) {
rtcc_gettime(&timenew);
if (timenew.tm_mday != dayold) {
lcd_clear();
rtcc_printdate(NULL);
}
lcd_moveline(2);
rtcc_printtime(NULL, 0);
lcd_hidecursor();
__delay_ms(100);
dayold = timenew.tm_mday;
if ((timelighton.tm_hour == timenew.tm_hour) && (timelighton.tm_min == timenew.tm_min) && (done1 == 0)){
lcd_clear();
lcd_printstring("Turning on light...");
__delay_ms(2000);
// LATBbits.LATB15 = 1;
// LATAbits.LATA0 = 1;
lcd_clear();
rtcc_printdate(NULL);
lcd_moveline(2);
rtcc_printtime(NULL, 0);
done1 = 1;
}
if ((timelightoff.tm_hour == timenew.tm_hour) && (timelightoff.tm_min == timenew.tm_min) && (done2 == 0)){
lcd_clear();
lcd_printstring("Turn off light...");
__delay_ms(2000);
// LATBbits.LATB15 = 0;
// LATAbits.LATA0 = 0;
lcd_clear();
rtcc_printdate(NULL);
lcd_moveline(2);
rtcc_printtime(NULL, 0);
done2 = 1;
}
if ((timecurtainopen.tm_hour == timenew.tm_hour) && (timecurtainopen.tm_min == timenew.tm_min) && (done3 == 0)){
lcd_clear();
lcd_printstring("Opening curtains...");
LATAbits.LATA3 = 1;
LATAbits.LATA4 = 0;
__delay_ms(5000);
LATAbits.LATA3 = 0;
LATAbits.LATA4 = 0;
lcd_clear();
rtcc_printdate(NULL);
lcd_moveline(2);
rtcc_printtime(NULL, 0);
done3 = 1;
}
if ((timecurtainclose.tm_hour == timenew.tm_hour) && (timecurtainclose.tm_min == timenew.tm_min && (done4 == 0))){
lcd_clear();
lcd_printstring("Closing curtains...");
LATAbits.LATA3 = 0;
LATAbits.LATA4 = 1;
__delay_ms(5000);
LATAbits.LATA3 = 0;
LATAbits.LATA4 = 0;
lcd_clear();
rtcc_printdate(NULL);
lcd_moveline(2);
rtcc_printtime(NULL, 0);
done4 = 1;
}
}
goto screenHome2;
}
screenHome2: //screenSelect = 2
{
keypad_numpressed = -1;
keypad_pressflag = 0;
lcd_clear();
lcd_printstring("1: Go to settings");
lcd_moveline(2);
lcd_printstring("2: Set alarm");
lcd_hidecursor();
while (screenSelect == 2) {
while ((!keypad_pressflag) && (screenSelect == 2)) {
keypad_cycle();
}
if (keypad_numpressed == 1){
screenSelect = 5;
break;
} else if (keypad_numpressed == 2){
screenSelect = 11;
break;
}
keypad_pressflag = 0;
}
keypad_pressflag = 0;
if (screenSelect == 5) goto screenSettings;
else if (screenSelect == 11) goto screenSetAlarm1;
screenSelect = 3;
goto screenHome3;
}
screenHome3: //screenSelect = 3
{
keypad_numpressed = -1;
keypad_pressflag = 0;
lcd_clear();
lcd_printstring("3: Set light");
lcd_moveline(2);
lcd_printstring("4: Set curtains");
lcd_hidecursor();
while (screenSelect == 3) {
while ((!keypad_pressflag) && (screenSelect == 3)) {
keypad_cycle();
}
if (keypad_numpressed == 3){
screenSelect = 8;
break;
} else if (keypad_numpressed == 4){
screenSelect = 9;
break;
}
keypad_pressflag = 0;
}
keypad_pressflag = 0;
if (screenSelect == 8) goto screenSetLight;
else if (screenSelect == 9) goto screenSetCurtains;
screenSelect = 4;
goto screenHome4;
}
screenHome4: //screenSelect = 4
{
keypad_numpressed = -1;
keypad_pressflag = 0;
lcd_clear();
lcd_printstring("5: View alarm");
lcd_hidecursor();
while (screenSelect == 4) {
while ((!keypad_pressflag) && (screenSelect == 4)) {
keypad_cycle();
}
if (keypad_numpressed == 5){
screenSelect = 10;
break;
}
keypad_pressflag = 0;
}
keypad_pressflag = 0;
if (screenSelect == 10) goto screenViewAlarms;
screenSelect = 1;
goto screenHome1;
}
screenSettings: //screenSelect = 5
{
keypad_numpressed = -1;
keypad_pressflag = 0;
lcd_clear();
lcd_printstring("1:ChangeDateTime");
lcd_moveline(2);
lcd_printstring("2:DateTimeFormat");
lcd_hidecursor();
while (screenSelect == 5){
while ((!keypad_pressflag) && (screenSelect == 5)) {
keypad_cycle();
}
if (keypad_numpressed == 1){
screenSelect = 6;
break;
} else if (keypad_numpressed == 2){
screenSelect = 7;
break;
}
keypad_pressflag = 0;
}
keypad_pressflag = 0;
if (screenSelect == 6) goto screenSettingsCDT;
else if (screenSelect == 7) goto screenSettingsDTF;
lcd_clear();
lcd_printstring(" Going back... ");
__delay_ms(1000);
lcd_clear();
screenSelect = 1;
goto screenHome1;
}
screenSettingsCDT: //screenSelect = 6
{
keypad_numpressed = -1;
keypad_pressflag = 0;
changeThis = 0;
lcd_clear();
rtcc_printdate(NULL);
lcd_moveline(2);
rtcc_printtime(NULL, 0);
lcd_movecursor(2, 14);
lcd_printstring("OK");
lcd_hidecursor();
struct tm timechange;
rtcc_gettime(&timechange);
float buffval = 0; //stores relative ADC value
while (screenSelect == 6) {
while (changeThis == 0) { //change month
buffval = 13*((float)(adcvalue-40)/1023);
timechange.tm_mon = ceil(buffval) - 1;
if (timechange.tm_mon < 1) timechange.tm_mon = 1;
lcd_moveline(1);
rtcc_printdate(&timechange);
lcd_movecursor(1, 3);
__delay_ms(50);
}
while (changeThis == 1) { //change month day
buffval = (monthdays[timechange.tm_mon-1]+1)*((float)(adcvalue-40)/1023);
timechange.tm_mday = ceil(buffval);
if (timechange.tm_mday < 1) timechange.tm_mday = 1;
lcd_moveline(1);
rtcc_printdate(&timechange);
lcd_movecursor(1, 0);
__delay_ms(50);
}
while (changeThis == 2) { //change year
buffval = 100*((float)(adcvalue-15)/1023);
timechange.tm_year = ceil(buffval)-1;
if (timechange.tm_year < 0) timechange.tm_year = 0;
lcd_moveline(1);
rtcc_printdate(&timechange);
lcd_movecursor(1, 7);
__delay_ms(50);
}
while (changeThis == 3) { //change weekday
buffval = 7*((float)(adcvalue-40)/1023);
timechange.tm_wday = ceil(buffval) - 1;
lcd_moveline(1);
rtcc_printdate(&timechange);
lcd_movecursor(1, 13);
__delay_ms(50);
}
while (changeThis == 4) { //change hour
buffval = 24*((float)(adcvalue-40)/1023);
timechange.tm_hour = ceil(buffval) - 1;
if (timechange.tm_hour < 0) timechange.tm_hour = 0;
lcd_moveline(2);
rtcc_printtime(&timechange, 0);
lcd_movecursor(2, 2);
__delay_ms(50);
}
while (changeThis == 5) { //change min
buffval = 60*((float)(adcvalue-15)/1023);
timechange.tm_min = ceil(buffval) - 1;
if (timechange.tm_min < 0) timechange.tm_min = 0;
lcd_moveline(2);
rtcc_printtime(&timechange, 0);
lcd_movecursor(2, 5);
__delay_ms(50);
}
while (changeThis == 6) {
lcd_movecursor(2, 14);
lcd_printstring("OK");
lcd_movecursor(2, 14);
__delay_ms(50);
}
rtcc_settime(timechange);
}
rtcc_settime(timechange);
lcd_clear();
lcd_printstring("DateTime changed! ");
__delay_ms(1000);
screenSelect = 1;
goto screenHome1;
}
screenSettingsDTF: //screenSelect = 7
{
keypad_numpressed = -1;
keypad_pressflag = 0;
changeThis = 0;
lcd_clear();
rtcc_printdate(NULL);
lcd_moveline(2);
rtcc_printtime(NULL, 0);
lcd_hidecursor();
float buffval = 0; //stores relative ADC value
while (screenSelect == 7) {
while (changeThis == 0) {
buffval = 2*((float)adcvalue/1023);
if (buffval < 1) {
format_month = 0;
} else {
format_month = 1;
}
lcd_moveline(1);
rtcc_printdate(NULL);
lcd_movecursor(1, 3);
__delay_ms(50);
}
while (changeThis == 1) {
buffval = 2*((float)adcvalue/1023);
if (buffval < 1) {
format_year = 0;
} else if (buffval <= 2) {
format_year = 1;
}
lcd_moveline(1);
rtcc_printdate(NULL);
lcd_movecursor(1, 7);
__delay_ms(50);
}
while (changeThis == 2) {
buffval = 2*((float)adcvalue/1023);
if (buffval < 1) {
format_time = 0;
} else if (buffval <= 2) {
format_time = 1;
}
lcd_moveline(2);
rtcc_printtime(NULL, 0);
lcd_movecursor(2, 2);
__delay_ms(50);
}
}
lcd_clear();
lcd_printstring("Format changed!");
lcd_hidecursor();
__delay_ms(1000);
lcd_clear();
screenSelect = 1;
goto screenHome1;
}
screenSetLight: //screenSelect = 8
{
keypad_numpressed = -1;
keypad_pressflag = 0;
changeThis = 0;
lcd_clear();
lcd_printstring("LtOn: ");
lcd_movecursor(1, 6);
rtcc_printtime(&timelighton, 0);
lcd_moveline(2);
lcd_printstring("LtOff:");
lcd_movecursor(2, 6);
rtcc_printtime(&timelightoff, 0);
lcd_hidecursor();
float buffval = 0;
while (screenSelect == 8) {
while (changeThis == 0) { //change light on hour
buffval = 24*((float)(adcvalue-40)/1023);
timelighton.tm_hour = ceil(buffval) - 1;
if (timelighton.tm_hour < 0) timelighton.tm_hour = 0;
lcd_moveline(1);
lcd_printstring("LtOn: ");
lcd_movecursor(1, 6);
rtcc_printtime(&timelighton, 0);
lcd_movecursor(1, 8);
__delay_ms(100);
}
while (changeThis == 1) { //change light on min
buffval = 60*((float)(adcvalue-15)/1023);
timelighton.tm_min = ceil(buffval) - 1;
if (timelighton.tm_min < 0) timelighton.tm_min = 0;
lcd_moveline(1);
lcd_printstring("LtOn: ");
lcd_movecursor(1, 6);
rtcc_printtime(&timelighton, 0);
lcd_movecursor(1, 11);
__delay_ms(100);
}
while (changeThis == 2) { //change light off hour
buffval = 24*((float)(adcvalue-40)/1023);
timelightoff.tm_hour = ceil(buffval) - 1;
if (timelightoff.tm_hour < 0) timelightoff.tm_hour = 0;
lcd_moveline(2);
lcd_printstring("LtOff:");
lcd_movecursor(2, 6);
rtcc_printtime(&timelightoff, 0);
lcd_movecursor(2, 8);
__delay_ms(100);
}
while (changeThis == 3) { //change light off min
buffval = 60*((float)(adcvalue-15)/1023);
timelightoff.tm_min = ceil(buffval) - 1;
if (timelightoff.tm_min < 0) timelightoff.tm_min = 0;
lcd_moveline(2);
lcd_printstring("LtOff:");
lcd_movecursor(2, 6);
rtcc_printtime(&timelightoff, 0);
lcd_movecursor(2, 11);
__delay_ms(100);
}
}
lcd_clear();
lcd_printstring(" Lights set! ");
__delay_ms(1000);
lcd_clear();
screenSelect = 1;
goto screenHome1;
}
screenSetCurtains: //screenSelect = 9
{
keypad_numpressed = -1;
keypad_pressflag = 0;
changeThis = 0;
lcd_clear();
lcd_printstring("CtOpn:");
lcd_movecursor(1, 6);
rtcc_printtime(&timecurtainopen, 0);
lcd_moveline(2);
lcd_printstring("CtCls:");
lcd_movecursor(2, 6);
rtcc_printtime(&timecurtainclose, 0);
lcd_hidecursor();
float buffval = 0;
while (screenSelect == 9) {
while (changeThis == 0) { //change curtain open hour
buffval = 24*((float)(adcvalue-40)/1023);
timecurtainopen.tm_hour = ceil(buffval) - 1;
if (timecurtainopen.tm_hour < 0) timecurtainopen.tm_hour = 0;
lcd_moveline(1);
lcd_printstring("CtOpn:");
lcd_movecursor(1, 6);
rtcc_printtime(&timecurtainopen, 0);
lcd_movecursor(1, 8);
__delay_ms(100);
}
while (changeThis == 1) { //change curtain open min
buffval = 60*((float)(adcvalue-15)/1023);
timecurtainopen.tm_min = ceil(buffval) - 1;
if (timecurtainopen.tm_min < 0) timecurtainopen.tm_min = 0;
lcd_moveline(1);
lcd_printstring("CtOpn:");
lcd_movecursor(1, 6);
rtcc_printtime(&timecurtainopen, 0);
lcd_movecursor(1, 11);
__delay_ms(100);
}
while (changeThis == 2) { //change curtain close hour
buffval = 24*((float)(adcvalue-40)/1023);
timecurtainclose.tm_hour = ceil(buffval) - 1;
if (timecurtainclose.tm_hour < 0) timecurtainclose.tm_hour = 0;
lcd_moveline(2);
lcd_printstring("CtCls:6");
lcd_movecursor(2, 6);
rtcc_printtime(&timecurtainclose, 0);
lcd_movecursor(2, 8);
__delay_ms(100);
}
while (changeThis == 3) { //change curtain close min
buffval = 60*((float)(adcvalue-15)/1023);
timecurtainclose.tm_min = ceil(buffval) - 1;
if (timecurtainclose.tm_min < 0) timecurtainclose.tm_min = 0;
lcd_moveline(2);
lcd_printstring("CtCls:");
lcd_movecursor(2, 6);
rtcc_printtime(&timecurtainclose, 0);
lcd_movecursor(2, 11);
__delay_ms(100);
}
}
lcd_clear();
lcd_printstring(" Curtains set! ");
__delay_ms(1000);
lcd_clear();
screenSelect = 1;
goto screenHome1;
}
screenViewAlarms: //screenSelect = 10
{
keypad_numpressed = -1;
keypad_pressflag = 0;
lcd_clear();
if (timealarm.tm_mday != -1)
sprintf(line1, "%s %02d %s %02d:%02d", getmonth(timealarm.tm_mon), timealarm.tm_mday, getweekday(timealarm.tm_wday), timealarm.tm_hour, timealarm.tm_min);
else
sprintf(line1, "%s -- %s %02d:%02d", getmonth(timealarm.tm_mon), getweekday(timealarm.tm_wday), timealarm.tm_hour, timealarm.tm_min);
lcd_printstring(line1);
lcd_moveline(2);
lcd_printstring(alarmreminder);
lcd_hidecursor();
__delay_ms(4000);
lcd_clear();
lcd_printstring(" Going back... ");
__delay_ms(1000);
lcd_clear();
screenSelect = 1;
goto screenHome1;
}
screenSetAlarm1: //screenSelect = 11
{
keypad_numpressed = -1;
keypad_pressflag = 0;
changeThis = 0;
lcd_clear();
float buffval = 0; //stores relative ADC value
int alarmmask = 0;
while (screenSelect == 11) {
while (changeThis == 0) { //change month
buffval = 13*((float)(adcvalue-40)/1023);
timealarm.tm_mon = ceil(buffval) - 1;
if (timealarm.tm_mon < 1) timealarm.tm_mon = -1;
lcd_moveline(1);
sprintf(line1, "Alarm:%s %02d %s", getmonth(timealarm.tm_mon), timealarm.tm_mday, getweekday(timealarm.tm_wday));
lcd_printstring(line1);
lcd_movecursor(1, 6);
__delay_ms(50);
}
while (changeThis == 1) { //change month day
if (timealarm.tm_mon != -1)
buffval = (monthdays[timealarm.tm_mon-1]+1)*((float)(adcvalue-40)/1023);
else
buffval = (32)*((float)(adcvalue-40)/1023);
timealarm.tm_mday = ceil(buffval);
if (timealarm.tm_mday < 1) timealarm.tm_mday = -1;
lcd_moveline(1);
if (timealarm.tm_mday != -1)
sprintf(line1, "Alarm:%s %02d %s", getmonth(timealarm.tm_mon), timealarm.tm_mday, getweekday(timealarm.tm_wday));
else
sprintf(line1, "Alarm:%s -- %s", getmonth(timealarm.tm_mon), getweekday(timealarm.tm_wday));
lcd_printstring(line1);
lcd_movecursor(1, 10);
__delay_ms(50);
}
while (changeThis == 2) { //change weekday
buffval = 7*((float)(adcvalue-40)/1023);
timealarm.tm_wday = ceil(buffval) - 1;
if (timealarm.tm_wday < 0) timealarm.tm_wday = -1;
lcd_moveline(1);
if (timealarm.tm_mday != -1)
sprintf(line1, "Alarm:%s %02d %s", getmonth(timealarm.tm_mon), timealarm.tm_mday, getweekday(timealarm.tm_wday));
else
sprintf(line1, "Alarm:%s -- %s", getmonth(timealarm.tm_mon), getweekday(timealarm.tm_wday));
lcd_printstring(line1);
lcd_movecursor(1, 13);
__delay_ms(50);
}
while (changeThis == 3) { //change hour
buffval = 24*((float)(adcvalue-40)/1023);
timealarm.tm_hour = ceil(buffval) - 1;
if (timealarm.tm_hour < 0) timealarm.tm_hour = 0;
lcd_moveline(2);
rtcc_printtime(&timealarm, 0);
lcd_movecursor(2, 2);
__delay_ms(50);
}
while (changeThis == 4) { //change min
buffval = 60*((float)(adcvalue-15)/1023);
timealarm.tm_min = ceil(buffval) - 1;
if (timealarm.tm_min < 0) timealarm.tm_min = 0;
lcd_moveline(2);
rtcc_printtime(&timealarm, 0);
lcd_movecursor(2, 5);
__delay_ms(50);
}
if ((timealarm.tm_mday == -1) && (timealarm.tm_mon == -1) && (timealarm.tm_wday == -1)) alarmmask = 0b0110; // alarm every day
else if ((timealarm.tm_mday == -1) && (timealarm.tm_mon == -1)) alarmmask = 0b0111; // alarm every week
else if ((timealarm.tm_mon == -1) && (timealarm.tm_wday == -1)) alarmmask = 0b1000; // alarm every month
else if ((timealarm.tm_mday != -1) && (timealarm.tm_mon != -1) && (timealarm.tm_wday != -1)) alarmmask = 0b1001; // alarm every year
else alarmmask = 0b0110; // alarm every day
rtcc_setalarm(timealarm, alarmmask);
}
rtcc_setalarm(timealarm, alarmmask);
lcd_clear();
lcd_printstring("Alarm time set...");
__delay_ms(1000);
screenSelect = 12;
goto screenSetAlarm2;
}
screenSetAlarm2: //screenSelect = 12
{
keypad_numpressed = -1;
keypad_pressflag = 0;
lcd_clear();
lcd_printstring("Alarm sound:");
lcd_moveline(2);
lcd_printstring("1 2 ");
float buffval = 0;
while (screenSelect == 12) {
buffval = 2*((float)(adcvalue-15)/1023);
if (buffval < 1){
lcd_movecursor(2, 0);
alarmsound = 1;
//play Alarm 1 sound
config_OC2();
OC2RS = 4000; //set period
OC2R = (int)OC2RS/2; //set duty
__delay_ms(200);
OC2RS = 3000; //set period
OC2R = (int)OC2RS/2; //set duty
__delay_ms(200);
OC2RS = 2000; //set period
OC2R = (int)OC2RS/2; //set duty
__delay_ms(200);
OC2RS = 1000; //set period
OC2R = (int)OC2RS/2; //set duty
__delay_ms(200);
OC2CON1bits.OCM = 0; //turn off OC2
__delay_ms(250);
} else {
lcd_movecursor(2, 7);
alarmsound = 2;
//play Alarm 2 sound
config_OC2();
OC2RS = 2000; //set period
OC2R = (int)OC2RS/2; //set duty
__delay_ms(200);
OC2RS = 4000; //set period
OC2R = (int)OC2RS/2; //set duty
__delay_ms(200);
OC2RS = 1000; //set period
OC2R = (int)OC2RS/2; //set duty
__delay_ms(200);
OC2RS = 3000; //set period
OC2R = (int)OC2RS/2; //set duty
__delay_ms(200);
OC2CON1bits.OCM = 0; //turn off OC2
__delay_ms(250);
}
}
screenSelect = 13;
goto screenSetAlarm3;
}
screenSetAlarm3: //screenSelect = 13
{
keypad_numpressed = -1;
keypad_pressflag = 0;
lcd_clear();
lcd_printstring("Alarm reminder: ");
lcd_moveline(2);
strcpy(alarmreminder, " ");
int index = 0, presses = 0, keypad_numpressed_old;
while (screenSelect == 13) { //alphanumeric keypad function! 1-abc, 2-def, 3-ghi, 4-jkl, 5-mno, 6-pqr, 7-stu, 8-vwx, 9-yz
while(!keypad_pressflag){
keypad_cycle();
if(screenSelect != 13) break;
}
keypad_pressflag = 0;
if((keypad_numpressed != -1) && (keypad_numpressed != 11)){
if(keypad_numpressed == -3){ // # key functions as "next index" so you can type the next letter
presses = 0;
index++;
alarmreminder[(index)] = 32;
} else if (presses == 0){
alarmreminder[index] = (keypad_numpressed + 48); //map the number pressed to the sets of letters associated with them
keypad_numpressed_old = keypad_numpressed;
presses++;
} else if (keypad_numpressed_old == keypad_numpressed){
alarmreminder[index] = ((keypad_numpressed*3)-2) + (48*2) + (presses-1); //map the number pressed to the sets of letters associated with them
presses++;
if (keypad_numpressed == 9) {
if (presses == 3) presses = 0;
}
else
if (presses == 4) presses = 0;
}
} else if (keypad_numpressed == 11){ // * key functions as backspace
alarmreminder[(index)] = 32;
index--;
if (index < 0) index = 0;
presses = 0;
}
lcd_moveline(2);
lcd_printstring(alarmreminder);
lcd_movecursor(2, index);
keypad_numpressed = -1;
__delay_ms(50);
if((index >= 16) || (screenSelect != 13)) break;
}
lcd_clear();
lcd_printstring(" Alarm set! ");
__delay_ms(1000);
lcd_clear();
screenSelect = 1;
goto screenHome1;
}
return 0;
}
void __attribute__ ((interrupt)) _CNInterrupt(void) {
static int debounceCounter = 0;
debounceCounter = 0;
if (!PORTAbits.RA2){
while ((!PORTAbits.RA2) && (debounceCounter < DEBOUNCEMAX)){
debounceCounter++;
}
if((debounceCounter == DEBOUNCEMAX) && ((screenSelect < 6) || (screenSelect > 11))){
screenSelect++;
} else if((debounceCounter == DEBOUNCEMAX) && (screenSelect == 6)){
if (changeThis == 6) {
screenSelect++;
changeThis++;
}
changeThis++;
} else if((debounceCounter == DEBOUNCEMAX) && (screenSelect == 7)){
if (changeThis == 2) {
screenSelect++;
changeThis++;
}
changeThis++;
} else if((debounceCounter == DEBOUNCEMAX) && (screenSelect == 8)){
if (changeThis == 3) {
screenSelect++;
changeThis++;
}
changeThis++;
} else if((debounceCounter == DEBOUNCEMAX) && (screenSelect == 9)){
if (changeThis == 3) {
screenSelect++;
changeThis++;
}
changeThis++;
} else if((debounceCounter == DEBOUNCEMAX) && (screenSelect == 11)){
if (changeThis == 4) {
screenSelect++;
changeThis++;
}
changeThis++;
}
}
else if (!PORTBbits.RB7){
while ((!PORTBbits.RB7) && (debounceCounter < DEBOUNCEMAX)){
debounceCounter++;
}
while((!PORTBbits.RB7))
Nop();
if((debounceCounter == DEBOUNCEMAX)){
keypad_rowflag = 1;
keypad_pressflag = 1;
}
else
keypad_rowflag = 0;
}
else if (!PORTBbits.RB8){
while ((!PORTBbits.RB8) && (debounceCounter < DEBOUNCEMAX)){
debounceCounter++;
}
while((!PORTBbits.RB8))
Nop();
if((debounceCounter == DEBOUNCEMAX)){
keypad_rowflag = 2;
keypad_pressflag = 1;
}
else
keypad_rowflag = 0;
}
else if (!PORTBbits.RB9){
while ((!PORTBbits.RB9) && (debounceCounter < DEBOUNCEMAX)){
debounceCounter++;
}
while((!PORTBbits.RB9))
Nop();
if((debounceCounter == DEBOUNCEMAX)){
keypad_rowflag = 3;
keypad_pressflag = 1;
}
else
keypad_rowflag = 0;
}
else if (!PORTBbits.RB10){
while ((!PORTBbits.RB10) && (debounceCounter < DEBOUNCEMAX)){
debounceCounter++;
}
while((!PORTBbits.RB10))
Nop();
if((debounceCounter == DEBOUNCEMAX)){
keypad_rowflag = 4;
keypad_pressflag = 1;
}
else
keypad_rowflag = 0;
}
IFS1bits.CNIF = 0; // clear flag
if(keypad_pressflag){
keypad_parsepress();
}
}
void __attribute__ ((interrupt, no_auto_psv)) _ADC1Interrupt(void) {
IEC0bits.AD1IE = 0; //disable interrupt