forked from luon/wordclock
Split up wordclock thread into multiple threads
wordclock thread is now reduced to only taking care of displaying the time; blink thread and lightsensor thread take care of blinking led and reading lightsensor (and calculating new brightness value).
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@ -102,7 +102,6 @@ unsigned int brightness_per_unit_light = ((1 << LIGHTSENSOR_SCALE) * (MAXBRIGHTN
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MINBRIGHTNESS)) / (LIGHTSENSOR_TOP - LIGHTSENSOR_BOTTOM);
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int hour=12, minute=0, second=0;
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static unsigned long msTick =0; // the number of Millisecond Ticks since we last
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// incremented the second counter
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int count;
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int selftestmode; // 1 = in self test - flash display
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@ -159,7 +158,7 @@ char buf[50]; // time output string for debugging
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DS1302 rtc(DS1302CEPin, DS1302IOPin, DS1302CLKPin);
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// ProtoThread structures (one for each thread)
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static struct pt blink_thread_pt, buttons_thread_pt, wordclock_thread_pt;
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static struct pt blink_thread_pt, lightsensor_thread_pt, buttons_thread_pt, wordclock_thread_pt;
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void print_DS1302time()
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{
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@ -310,7 +309,6 @@ void setup()
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Serial.println("Finished setting up Timer2 Interrupt");
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msTick=millis(); // Initialise the msTick counter
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#if (SKIPSELFTEST != 1)
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selftest(); // validate the hardware for the user
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@ -414,10 +412,6 @@ void process_buttons(unsigned char button_status)
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static unsigned long button_delay = BUTTON_DELAY_LONG;
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unsigned long millisNow = 0, new_button_delay;
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// test to see if both buttons are being held down
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// if so - start a self test till both buttons are held
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// down again.
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//if ( digitalRead(FWD_BUTTON_PIN)==BTNActive && digitalRead(REV_BUTTON_PIN)==BTNActive)
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if (BTNActive)
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{
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if ((button_status & FWD_BUTTON_MASK) > 0)
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@ -438,6 +432,10 @@ void process_buttons(unsigned char button_status)
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selftestmode != selftestmode;
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}
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// test to see if both buttons are being held down
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// if so - start a self test till both buttons are held
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// down again.
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//if ( digitalRead(FWD_BUTTON_PIN)==BTNActive && digitalRead(REV_BUTTON_PIN)==BTNActive)
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if (selftestmode) {
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Serial.println("Selftest Mode TRUE");
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for(int i=0; i<100; i++)
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@ -468,7 +466,6 @@ void process_buttons(unsigned char button_status)
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displaytime();
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}
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//if (digitalRead(REV_BUTTON_PIN)==BTNActive )
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if (revButtonPressed)
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{
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Serial.println("Backwards Button Down");
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@ -530,72 +527,22 @@ static int buttons_thread(struct pt *pt)
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PT_END(pt);
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}
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static int blink_thread(struct pt *pt)
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{
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}
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static int wordclock_thread(struct pt *pt)
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static int lightsensor_thread(struct pt *pt)
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{
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static unsigned long msTick =0; // the number of Millisecond Ticks since we last
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static unsigned long int lightlevel_avg;
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unsigned long int lightlevel_sample;
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static char n_lightlevel_samples = 0;
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static unsigned int counter = 0;
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static char millisWillOverflow = 0;
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#ifdef TESTMODE
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second=59;
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#endif
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//Serial.println("Loop Started");
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static char n_lightlevel_samples = 0;
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PT_BEGIN(pt);
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// heart of the timer - keep looking at the millisecond timer on the Arduino
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// and increment the seconds counter every 1000 ms
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while(1)
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{
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PT_WAIT_UNTIL(pt, millisWillOverflow ? (millis() - msTick > 999) :
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((millis() < 4294967295 - 998) && (millis() - msTick > 999)));
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PT_WAIT_UNTIL(pt, millisWillOverflow ? (millis() - msTick > 99) :
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((millis() < 4294967295 - 98) && (millis() - msTick > 99)));
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msTick=millis();
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if (msTick > 4294967295 - 998)
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{
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// millis() will overflow --> adjust msTick
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msTick = 999 - (4294967295 - msTick);
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millisWillOverflow = 1;
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}
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else
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millisWillOverflow = 0;
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second++;
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// Flash the onboard Pin13 Led so we know something is hapening!
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digitalWrite(13,HIGH);
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delay(50);
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digitalWrite(13,LOW);
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delay(50);
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digitalWrite(13,HIGH);
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delay(50);
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digitalWrite(13,LOW);
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//test to see if we need to increment the time counters
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if (second==60)
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{
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incrementtime();
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displaytime();
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}
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if (DS1302Present==1) {
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// Get the current time and date from the chip
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Time t = rtc.time();
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second=t.sec;
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minute=t.min;
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hour=t.hr;
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}
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// set the brightnes level based on the current hour - night=7pm - 6.59am
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//
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#if (USELIGHTSENSOR == 1)
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lightlevel_sample = analogRead(LIGHTSENSOR_INPUTPIN);
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// update average
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@ -639,7 +586,95 @@ static int wordclock_thread(struct pt *pt)
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Serial.print(lightlevel_avg);
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Serial.print(", brightness: ");
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Serial.println(current_brightnes);
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#else
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}
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PT_END(pt);
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}
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static int blink_thread(struct pt *pt)
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{
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static unsigned long msTick =0; // the number of Millisecond Ticks since we last
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static char millisWillOverflow = 0;
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PT_BEGIN(pt);
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while(1)
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{
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PT_WAIT_UNTIL(pt, millisWillOverflow ? (millis() - msTick > 999) :
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((millis() < 4294967295 - 998) && (millis() - msTick > 999)));
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msTick=millis();
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Serial.println(":)");
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// Flash the onboard Pin13 Led so we know something is hapening!
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digitalWrite(13,HIGH);
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delay(50);
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digitalWrite(13,LOW);
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delay(50);
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digitalWrite(13,HIGH);
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delay(50);
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digitalWrite(13,LOW);
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}
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PT_END(pt);
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}
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static int wordclock_thread(struct pt *pt)
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{
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static unsigned int counter = 0;
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static unsigned long msTick =0; // the number of Millisecond Ticks since we last
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static char millisWillOverflow = 0;
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#ifdef TESTMODE
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second=59;
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#endif
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//Serial.println("Loop Started");
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PT_BEGIN(pt);
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msTick=millis(); // Initialise the msTick counter
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// heart of the timer - keep looking at the millisecond timer on the Arduino
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// and increment the seconds counter every 1000 ms
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while(1)
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{
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PT_WAIT_UNTIL(pt, millisWillOverflow ? (millis() - msTick > 999) :
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((millis() < 4294967295 - 998) && (millis() - msTick > 999)));
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msTick=millis();
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if (msTick > 4294967295 - 998)
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{
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// millis() will overflow --> adjust msTick
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msTick = 999 - (4294967295 - msTick);
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millisWillOverflow = 1;
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}
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else
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millisWillOverflow = 0;
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second++;
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//test to see if we need to increment the time counters
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if (second==60)
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{
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incrementtime();
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displaytime();
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Serial.print("time: ");
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Serial.print(hour, DEC);
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Serial.print(":");
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Serial.print(minute, DEC);
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Serial.print(":");
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Serial.println(second, DEC);
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}
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if (DS1302Present==1) {
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// Get the current time and date from the chip
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Time t = rtc.time();
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second=t.sec;
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minute=t.min;
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hour=t.hr;
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}
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#if (USELIGHTSENSOR == 0)
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// set the brightnes level based on the current hour - night=7pm - 6.59am
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if ((hour < DAYLIGHTHOUR) | (hour >= NIGHTLIGHTHOUR))
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current_brightnes=MINBRIGHTNESS;
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else
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@ -655,5 +690,9 @@ void loop()
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// call each thread continuously
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wordclock_thread(&wordclock_thread_pt);
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buttons_thread(&buttons_thread_pt);
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#if (USELIGHTSENSOR == 1)
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lightsensor_thread(&lightsensor_thread_pt);
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#endif
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blink_thread(&blink_thread_pt);
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}
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