Doch nicht sooo großer Schmutz
This commit is contained in:
Max Braungardt
@@ -14,7 +14,7 @@
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#define HUE_DIF (HUE_MAX - HUE_MIN)
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#define HUE_SAT 100 // 0 = white, 100 = color
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#define HUE_VAL 20 // 0 = black, 100 = color
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#define HUE_STEP 8 // 8
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#define HUE_STEP 8 // Bis 3 sollte gehen
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const uint32_t colorSteps = HUE_DIF / HUE_STEP;
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//~ const uint32_t colorSteps = 5;
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@@ -24,6 +24,7 @@ const uint32_t colorSteps = HUE_DIF / HUE_STEP;
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void writeZero(void);
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void writeOne(void);
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void writeRGB(uint8_t red, uint8_t green, uint8_t blue);
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void nextColor(hsv_t* hsvList, rgb_t* rgbList, hsv_t start, hsv_t end);
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// Interrupt variables:
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int8_t volatile status = 1;
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@@ -32,28 +33,36 @@ uint16_t volatile max = HUE_MID;
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uint32_t volatile time = 0;
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uint32_t volatile T_half = 0;
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uint32_t volatile oldTime = 0;
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uint32_t volatile cooldown = 14000000;
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uint32_t volatile cooldown = 3000000; // * 50 ns = 150 ms disabled interrupt
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uint8_t volatile triggered = 0;
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//~ uint32_t volatile delay = 0;
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// On External Interrupt:
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ISR(INT1_vect) {
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EIMSK &= 0xfd; // Disable INT1
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PORTC &= 0xef; // Turn LED off while INT1 disabled
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//~ uint64_t time2 = TCNT2;
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//~ uint64_t time1 = TCNT1;
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//~ uint64_t time0 = TCNT0;
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//~ T_half = time2 | (time1 << 9) | (time0 << 26);
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T_half = time + TCNT1;
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//~ delay = T_half / 16; //Delay for the next possible external interrupt
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//~ cooldown = T_half / 2;
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TCNT2 = 0; // Reset Timer/Counter2
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TCNT1 = 0; // Reset Timer/Counter1
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TCNT0 = 0; // Reset Timer/Counter0
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time = 0;
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oldTime = 0;
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PORTC ^= 0x02;
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//~ min = HUE_MID;
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//~ max = HUE_MID;
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uint32_t now = time + TCNT1;
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//~ triggered = (triggered + 1) % 4;
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if(now > cooldown) {
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triggered = true;
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//~ EIMSK &= 0xfd; // Disable INT1
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//~ EICRA &= 0xf3; //
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PORTC &= 0xef; // Turn LED off while INT1 disabled (PORTC3 = PIN26)
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PORTC ^= 0x02; // toggle LED on INT1 rising edge (PORTC1 = PIN24)
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//~ uint64_t time2 = TCNT2;
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//~ uint64_t time1 = TCNT1;
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//~ uint64_t time0 = TCNT0;
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//~ T_half = time2 | (time1 << 9) | (time0 << 26);
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T_half = now;
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//~ delay = T_half / 16; // Delay for the next possible external interrupt
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cooldown = T_half / 2;
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//~ TCNT2 = 0; // Reset Timer/Counter2
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//~ TCNT1 = 0; // Reset Timer/Counter1
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TCNT0 = 0; // Reset Timer/Counter0
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time = 0;
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oldTime = 0;
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}
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//~ triggered = 0;
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min = HUE_MID;
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max = HUE_MID;
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//~ status = (status == 1 ? -1 : 1);
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}
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@@ -67,7 +76,7 @@ int main(void) {
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EIMSK |= 0x02; // External Interrupt Mask Register
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// Enable INT1 (PIN5) for interrupt
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EICRA |= 0x0c; // External Interrupt Control Register
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// INT1 on rising edge
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// INT1 on falling edge
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TIMSK1 |= 0x01; // Timer/Counter1 Interrupt Mask Register
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// Enable overflow interrupt
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@@ -125,7 +134,7 @@ int main(void) {
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}
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// Next color
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int8_t sign = 1;
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int8_t sign = -1;
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min += sign * HUE_STEP;
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max -= sign * HUE_STEP;
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interpolate(
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@@ -150,18 +159,19 @@ int main(void) {
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//~ }
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if(now > cooldown) {
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EIMSK |= 0x02; // Enable INT1
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PORTC |= 0x10; // Turn on LED while INT1 enabled
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//~ EIMSK |= 0x02; // Enable INT1
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PORTC |= 0x10; // Turn on LED while INT1 enabled (PORTC3 = PIN26)
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}
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uint32_t T_step = T_half / colorSteps;
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// Check if it is time for next color
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if(now > oldTime + T_step) {
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if(now > oldTime) { // + T_step || (now < T_step && oldTime == 0)) {
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oldTime += T_step;
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PORTC ^= 0x04;
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PORTC ^= 0x04; // toggle LED when writing new color (PORTC2 = PIN25)
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// Assign color
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//~ EIMSK &= 0xfd; //~ cli();
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nextColor( colorsHSV, colorsRGB, init_hsv_t(min, HUE_SAT, HUE_VAL), init_hsv_t(max, HUE_SAT, HUE_VAL));
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for(int i = 0; i < LEDS; i++) {
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writeRGB( colorsRGB[i].r, colorsRGB[i].g, colorsRGB[i].b);
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}
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@@ -171,13 +181,14 @@ int main(void) {
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// Next color
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min += sign * HUE_STEP;
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max -= sign * HUE_STEP;
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interpolate(
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init_hsv_t(min, HUE_SAT, HUE_VAL), // from color
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init_hsv_t(max, HUE_SAT, HUE_VAL), // to color
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LEDS,
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colorsHSV
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);
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hsv2rgbList(colorsHSV, colorsRGB, LEDS);
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//~ interpolate(
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//~ init_hsv_t(min, HUE_SAT, HUE_VAL), // from color
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//~ init_hsv_t(max, HUE_SAT, HUE_VAL), // to color
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//~ LEDS,
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//~ colorsHSV
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//~ );
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//~ hsv2rgbList(colorsHSV, colorsRGB, LEDS);
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// Check if reached amplitude
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if(sign == 1 && (min >= HUE_MAX || max <= HUE_MIN)) {
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sign = -1;
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@@ -197,6 +208,15 @@ int main(void) {
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}
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}
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void inline nextColor(hsv_t* hsvList, rgb_t* rgbList, hsv_t start, hsv_t end) {
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interpolate(start, // from color
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end, // to color
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LEDS,
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hsvList
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);
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hsv2rgbList(hsvList, rgbList, LEDS);
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}
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/***********************************************************************
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*
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* TIMING
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