Initial commit

.gitignore

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+[Oo][Ll][Dd]/
+[Bb][Aa][Kk]/
+[Uu][Nn][Tt][Ee][Rr][Rr][Ii][Cc][Hh][Tt]/
+
+ltsim/
+sim/
+
+*.docx
+*.xlsx
+*.pdf
+*.zip
+
+*.bak
+*.bkp
+
+*.[Oo][Ll][Dd]
+*.[Bb][Aa][Kk]

firmware/.gitignore

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+## Ignore Atmel Studio temporary files and build results
+# https://www.microchip.com/mplab/avr-support/atmel-studio-7
+
+# Atmel Studio is powered by an older version of Visual Studio,
+# so most of the project and solution files are the same as VS files,
+# only prefixed by an `at`.
+
+# Visual Studio 2015/2017 cache/options directory
+.vs/
+
+#Build Directories
+[Dd]ebug/
+[Rr]elease/
+
+#Build Results
+*.o
+*.d
+*.eep
+*.elf
+*.hex
+*.map
+*.srec
+
+#User Specific Files
+*.atsuo
+
+# Project files
+*.atsln
+*.cproj
+*.xml
+
+# Solution files
+*.atsln

firmware/DIU_FW_1_0/main.c

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+
+#include "main.h"
+
+ISR(TCA0_OVF_vect)
+{
+    clock_output(CLOCK_Disable);
+    TCA0.SINGLE.INTFLAGS = TCA_SINGLE_OVF_bm;
+}
+
+ISR(TCA0_CMP0_vect)
+{
+    clock_output(CLOCK_Enable);
+    TCA0.SINGLE.INTFLAGS = TCA_SINGLE_CMP0_bm;
+}
+
+ISR(TCB0_INT_vect)
+{
+    sound_toggle_pin();
+    TCB0.INTFLAGS = TCB_CAPT_bm;
+}
+
+volatile unsigned char day, month, year, weekday, hour, min, sec;
+
+ISR(PORTA_PORT_vect)
+{
+    if((++sec) > 59)
+    {
+        sec = 0;
+
+        if((++min) > 59)
+        {
+            min = 0;
+
+            if((++hour) > 23)
+            {
+                hour = 0;
+            }
+        }
+    }
+    EXTERNAL_INTERRUPT_TRIGGER_PORT.INTFLAGS = EXTERNAL_INTERRUPT_TRIGGER_PIN;
+}
+
+static void update_datetime(void)
+{
+    hour = mcp7940_hour(RTC_Current);
+    min = mcp7940_minute(RTC_Current);
+    sec = mcp7940_second();
+    day = mcp7940_day(RTC_Current);
+    month = mcp7940_month(RTC_Current);
+    year = mcp7940_year();
+    weekday = mcp7940_weekday(RTC_Current);
+}
+
+static const char string_init[] = "\n\rInitializing";
+static const char string_done[] = "Done";
+
+int main(void)
+{
+    EXTERNAL_INTERRUPT_TRIGGER_PORT.DIRCLR = EXTERNAL_INTERRUPT_TRIGGER_PIN;
+    EXTERNAL_INTERRUPT_TRIGGER_PORT.EXTERNAL_INTERRUPT_TRIGGER_PINCTRL = EXTERNAL_INTERRUPT_TRIGGER_PIN_SETUP;
+
+    system_init();
+    console_init();
+
+    sei();
+
+    printf("%s Input\t", string_init);
+    input_init();
+    printf("%s", string_done);
+    printf("%s RTC\t", string_init);
+    mcp7940_init(RTC_Enable);
+    printf("%s", string_done);
+    printf("%s Clock\t", string_init);
+    clock_init();
+    printf("%s", string_done);
+    printf("%s Sound\t", string_init);
+    sound_init();
+    printf("%s", string_done);
+    printf("%s Alarm\t", string_init);
+    alarm_init();
+    printf("%s", string_done);
+    printf("%s Sensor\t", string_init);
+    sensor_init();
+    printf("%s", string_done);
+    console_alarm_list(alarm_list_all(), ALARM_TABLE_MAX_LENGTH);
+
+    SETUP_Update setup_update = SETUP_Update_None;
+    SETUP_Mode setup_mode = setup_init();
+
+    while((setup_mode != SETUP_Mode_None) && (setup_mode != SETUP_Mode_Done))
+    {
+		setup_menu(&setup_mode, &setup_update);
+    }
+    setup_save(setup_update);
+
+    unsigned char last_sec = 0;
+    unsigned char last_min = 0;
+    unsigned char alarm_run = 0;
+    unsigned char status = 0;
+
+	update_datetime();
+	console_newline();
+
+    while(1)
+    {
+        if(input_status(INPUT_SW1))
+        {
+            clock_setdate(day, month, CLOCK_STATUS_LED_BLUE2);
+        }
+        else if(last_sec != sec)
+        {
+            if((hour == 0) && (min == 0) && (sec == 0))
+            {
+                update_datetime();
+            }
+
+            status ^= CLOCK_STATUS_LED_GREEN;
+
+            clock_settime(hour, min, sec, status);
+            printf("\rCurrent Timestamp %2u:%2u:%2u | %3s(%u) %2u-%2u-%2u", hour, min, sec, mcp7940_weekday_string(weekday), weekday, day, month, year);
+
+            last_sec = sec;
+        }
+
+        if(last_min != min)
+        {
+            // Daylight saving Time
+            if((hour == 2) && (min == 0))
+            {
+                if((month == 4) && (weekday == 7) && ((day + 7) > 31))
+                {
+                    mcp7940_settime((++hour), min, (++sec));
+                }
+                else if((month == 10) && (weekday == 7) && ((day + 7) > 31))
+                {
+                    mcp7940_settime((--hour), min, (++sec));
+                }
+            }
+
+            if(alarm_scan(hour, min, weekday) == ALARM_Enabled)
+            {
+                alarm_run = 1;
+            }
+            last_min = min;
+        }
+
+        if(alarm_run)
+        {
+            clock_setdata(0x0F0F0F0F, 0x0F0F0F0F0F0F0F0F, status);
+            sound_play(SOUND_ON);
+
+            if(input_status(INPUT_SW3))
+            {
+                sound_play(SOUND_OFF);
+                alarm_reset();
+
+                alarm_run = 0;
+            }
+            else if(input_status(INPUT_SW4))
+            {
+                sound_play(SOUND_OFF);
+                alarm_snooze();
+
+                alarm_run = 0;
+            }
+        }
+    }
+}

firmware/DIU_FW_1_0/main.h

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+
+#ifndef MAIN_H_
+#define MAIN_H_
+
+    #ifndef EXTERNAL_INTERRUPT_TRIGGER_PORT
+        #define EXTERNAL_INTERRUPT_TRIGGER_PORT PORTA
+    #endif
+
+    #ifndef EXTERNAL_INTERRUPT_TRIGGER_PIN
+        #define EXTERNAL_INTERRUPT_TRIGGER_PIN       PIN7_bm
+        #define EXTERNAL_INTERRUPT_TRIGGER_PINCTRL   PIN7CTRL
+        #define EXTERNAL_INTERRUPT_TRIGGER_PIN_SETUP PORT_ISC_FALLING_gc | PORT_PULLUPEN_bm
+    #endif
+
+    #include <avr/io.h>
+    #include <avr/interrupt.h>
+
+    #include "../lib/system/system.h"
+    #include "../lib/input/input.h"
+    #include "../lib/uart/uart.h"
+    #include "../lib/alarm/alarm.h"
+    #include "../lib/sound/sound.h"
+    #include "../lib/clock/clock.h"
+    #include "../lib/rtc/mcp7940.h"
+    #include "../lib/sensor/sensor.h"
+    #include "../lib/console/console.h"
+    #include "../lib/setup/setup.h"
+
+#endif /* MAIN_H_ */