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กำลังแสดงโพสต์จาก กรกฎาคม, 2023

ประตูของการบรรลุมรรคผล :: หลวงพ่อปราโมทย์ ปาโมชฺโช 3 ตุลาคม 2564

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//Arduino   Atmega 1280    Atmega 2560 3 phase induction motor Variable Speed Controller //Code // Complier By  Arduino    Version   101    Version   106  Software  //?????????????? AUTO RE RUN ?????????????????  5KB ????????????????? ??? -??? ???????  ?????? R  //4K7  ??? ??+5Vdc ??????????? ?????????? + MAX    ??? VR  ??? R 1K-10 K  ??? ???? A3 ??? //ATmega 168   ATmega 328 P #include "arduino.h" //Store data in flash (program) memory instead of SRAM #include "avr/pgmspace.h" #include "avr/io.h" #define cbi(sfr, bit) (_SFR_BYTE(sfr) &= ~_BV(bit))  #define sbi(sfr, bit) (_SFR_BYTE(sfr) |= _BV(bit)) #define UN        (400.0)     #define FN        (50.0)      #define P         (UN/FN)     #define T_PWM     (0.000255)  #define T_...
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โสดาบัน สกทาคามี อนาคามี อรหันต์ #include"avr/io.h" #define cbi(sfr,bit)SFR_BYTE(sfr)&=_BV(bit) #define sbi(sfr,bit)SFR_BYTE(sfr)|=_BV(bit) #define UN (400.0) // motor rated voltage #define FN (50.0) // motor nominal frequency #define P (UN/FN) // associate Determining the ratio of voltage to nominal frequency #define T_PWM (0.000255) // PWM signal period - set by the prescaler in the counters #define T_MAX (4.0) // Specify the maximum output voltage period #define T_MIN (0.02) // minimum output voltage #define K_MAX floor (T_MAX/T_PWM) // number of period values for T_MAX #define K_MIN ceil (T_MIN/T_PWM) // number of period values for T_MIN volatile static unsigned int length_tab_sin; // variable containing the number of values in the full // period of the output voltage static unsigned int i = 0; // auxiliary variable volatile static unsigned int main_counter = 0; // variable in the interrupt // ^ every T_PWM period increasing its value by 1 static unsigned int next_value_sin = 0; // variable which value sin should be calculated static double t_param = 50; // parameter specifying the period of the output voltage static float t = T_PWM; // T_PWM static float omega_t; // pulsation of the output voltage multiplied by T_PWM static float t_out; // output voltage period static float U_o_param; // parameter specifying the size of the output voltage // ^ calculated on the basis of t_out and U_in static unsigned int ocr0a, ocr0b, ocr1a; // auxiliary variables to store obl. fillings static unsigned int ocr1b, ocr2a, ocr2b; // ^ static double sin_in; // variable containing the parameter of the function sin static double error = 1; // variable used to stop generating voltage when overloaded static unsigned int analog = 0; // variable containing the measured value static double U_in = 0; // variable holding the voltage measurement of the intermediate system static double U_rms_max; // maximum currently possible to generate the effective voltage value static bool a = 0; // logical variable for the implementation of two alternating measurements int main() { io_init(); // initiate entry and exit timers_init(); // initialization of PWM meters adc_init(); // initialization of the ADC transducer while (1) // infinite loop with the main program { if (i == 185) // condition specifying the entry to the change function { // parameter of the discharge voltage, calling approx. 100ms chang_para(); // function to change the parameters of the output voltage i = 0; } next_value_sin = main_counter % length_tab_sin; // the next sine value to be calculated sin_in = omega_t*next_value_sin; // calculating the value to registers specifying the completion of the output signal / ocr0a = round(error * (U_o_param * (sin(sin_in) + 1) * 254 / 2) + 1); // pin ocr0b = ocr0a - 1; ocr1a = round (error * (U_o_param * (sin(sin_in - 2.09) + 1) * 254 / 2) + 1); // pin ocr1b = ocr1a - 1; ocr2a = round(error * (U_o_param * (sin(sin_in + 2.09) + 1) * 254 / 2) + 1); // pin ocr2b = ocr2a - 1; // updating values in registers / cli(); // prohibition on obsloge interruptions in case if // an interrupt occurred during the upgrade OCR0A = ocr0a; // pin OCR0B = ocr0b; // pin OCR1AL = ocr1a; // pin OCR1BL = ocr1b; // pin OCR2A = ocr2a; // pin OCR2B = ocr2b; // pin sei(); // allow for interruption obsloge i++; } } void adc_init() { ADCSRA |= _BV(ADEN); // start the transmitter ADCSRA |= _BV(ADPS2); // setting the prescaler ADCSRA |= _BV(ADPS1); // ^ ADCSRA |= _BV(ADPS0); // ^ ADMUX |= _BV(REFS0); // reference voltage set as power supply ADMUX |= ADMUX &= 0b11110000; // choose the ADC0 input for measurement } void timers_init() { cli(); // interrupt handler is forbidden // timer0 init TCCR0A |= _BV(COM0A1) | _BV(COM0B0) | _BV(COM0B1) | _BV(WGM00); TCCR0B |= _BV(CS01); // preskaler 8 | _BV(WGM02) TIMSK0 |= _BV (TOIE0); // flag from value 0 enabled // // timer1 init TCCR1A |= _BV(COM1A1) | _BV(COM1B0) | _BV(COM1B1) | _BV(WGM10); TCCR1B |= _BV (CS11); // preskaler 8 // | _BV(WGM02) // timer2 init TCCR2A |= _BV(COM2A1) | _BV(COM2B0) | _BV(COM2B1) | _BV(WGM20); TCCR2B |= _BV(CS21); // preskaler 8 | _BV(WGM02) // resetting counter values TCNT0 = 0; TCNT1L = 0; TCNT2 = 0; /* the counter counts in g3re to 255, then in d3 ณ: / \ / \ / \ at the value of 255 there is an interruption at which it occurs voltage and current measurements */ sei(); // allow for interruption obsloge } void io_init() { pinMode(13, OUTPUT); // OC0A Arduino Mega2560 pin 13 pinMode(4, OUTPUT); // OC0B Arduino Mega2560 pin 4 pinMode(11, OUTPUT); // OC1A Arduino Mega2560 pin 11 pinMode(12, OUTPUT); // OC1B Arduino Mega2560 pin 12 pinMode(10, OUTPUT); // OC2A Arduino Mega2560 pin 10 pinMode(9, OUTPUT); // OC2B Arduino Mega2560 pin 9 pinMode(14, INPUT_PULLUP); // up Arduino Mega2560 14 pinMode(15, INPUT_PULLUP); // dn Arduino Mega2560 15 pinMode(16, OUTPUT); // Arduino Mega2560 16 } ISR(TIMER0_OVF_vect) // interrupt at 0 counter 0 { analog = ADC; if (a) { U_in = 0.0709 * analog; ADMUX |= _BV(MUX0); // choose the ADC1 input to measure the current } else { ADMUX |= ADMUX &= 0b11110000; // select the ADC0 input to measure the voltage if (analog > 579) { error = 0; // if the overload turn off the voltage generation digitalWrite(16, HIGH); // lighting the diode } } ADCSRA |= _BV(ADSC); // start reading the measurement a = a ^ 1; // the XOR gate negates the logical value a main_counter++; if (main_counter >= length_tab_sin) main_counter = 0; } void chang_para() { t_param = map(analogRead(3), 0, 102, 0, 100); U_rms_max = U_in * 0.62; // value 0.62 experimentally limited bool up; // logical variable, informs you that the button has been pressed to increase the frequency bool down; // logical variable, informs you that the button has been pressed to decrease the frequency up = digitalRead(14); // read: if you press the button, increase the frequency down = digitalRead(15); // read: if you press the button you will decrease the frequency if (!up) t_param--; // if you press the button to increase the frequency then you will decrease the period if (!down) t_param ++; // if the button you press decreases the frequency, it will increase the period if (t_param < 0) t_param = 0; // protection of exceeding the extreme values if (t_param > 100) t_param = 100; // ^ length_tab_sin = ceil((K_MAX - K_MIN) * t_param / 500 + K_MIN); // amount of values filled in one period t_out = T_PWM * length_tab_sin; // calculate the period of the output voltage omega_t = t * 2 * PI / t_out; // calculate the output voltage pulsation U_o_param = (P / t_out) / U_rms_max; // calculate the parameter determining the value of the output voltage if (t_out > 1) U_o_param = 0.5 * (18.5 / U_rms_max); // voltage at the output at low frequencies of 10v if (U_o_param > 1) U_o_param = 1; //protection of exceeding the extreme values error = 1; //if the overload turn off the voltage generation //digitalWrite(13, HIGH); //diode lighting //if the overload turn off the voltage generation digitalWrite(16, LOW); //diode lighting // Serial.println(t_param); }

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#include"avr/io.h" #define cbi(sfr,bit)SFR_BYTE(sfr)&=_BV(bit) #define sbi(sfr,bit)SFR_BYTE(sfr)|=_BV(bit) #define UN (400.0) // motor rated voltage #define FN (50.0) // motor nominal frequency #define P (UN/FN) // associate Determining the ratio of voltage to nominal frequency #define T_PWM (0.000255) // PWM signal period - set by the prescaler in the counters #define T_MAX (4.0) // Specify the maximum output voltage period #define T_MIN (0.02) // minimum output voltage #define K_MAX floor (T_MAX/T_PWM) // number of period values for T_MAX #define K_MIN ceil (T_MIN/T_PWM) // number of period values for T_MIN volatile static unsigned int length_tab_sin; // variable containing the number of values in the full // period of the output voltage static unsigned int i = 0; // auxiliary variable volatile static unsigned int main_counter = 0; // variable in the interrupt // ^ every T_PWM period increasing its value by 1 static unsigned int next_value_sin = 0; // variable which val...
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ทุกข์ร้อยแปด - ชาย เมืองสิงห์ (นิธิทัศน์) (ภาพในสตูดิโอ)#include"avr/io.h" #define cbi(sfr,bit)SFR_BYTE(sfr)&=_BV(bit) #define sbi(sfr,bit)SFR_BYTE(sfr)|=_BV(bit) #define UN (400.0) // motor rated voltage #define FN (50.0) // motor nominal frequency #define P (UN/FN) // associate Determining the ratio of voltage to nominal frequency #define T_PWM (0.000255) // PWM signal period - set by the prescaler in the counters #define T_MAX (4.0) // Specify the maximum output voltage period #define T_MIN (0.02) // minimum output voltage #define K_MAX floor (T_MAX/T_PWM) // number of period values for T_MAX #define K_MIN ceil (T_MIN/T_PWM) // number of period values for T_MIN volatile static unsigned int length_tab_sin; // variable containing the number of values in the full // period of the output voltage static unsigned int i = 0; // auxiliary variable volatile static unsigned int main_counter = 0; // variable in the interrupt // ^ every T_PWM period increasing its value by 1 static unsigned int next_value_sin = 0; // variable which value sin should be calculated static double t_param = 50; // parameter specifying the period of the output voltage static float t = T_PWM; // T_PWM static float omega_t; // pulsation of the output voltage multiplied by T_PWM static float t_out; // output voltage period static float U_o_param; // parameter specifying the size of the output voltage // ^ calculated on the basis of t_out and U_in static unsigned int ocr0a, ocr0b, ocr1a; // auxiliary variables to store obl. fillings static unsigned int ocr1b, ocr2a, ocr2b; // ^ static double sin_in; // variable containing the parameter of the function sin static double error = 1; // variable used to stop generating voltage when overloaded static unsigned int analog = 0; // variable containing the measured value static double U_in = 0; // variable holding the voltage measurement of the intermediate system static double U_rms_max; // maximum currently possible to generate the effective voltage value static bool a = 0; // logical variable for the implementation of two alternating measurements int main() { io_init(); // initiate entry and exit timers_init(); // initialization of PWM meters adc_init(); // initialization of the ADC transducer while (1) // infinite loop with the main program { if (i == 185) // condition specifying the entry to the change function { // parameter of the discharge voltage, calling approx. 100ms chang_para(); // function to change the parameters of the output voltage i = 0; } next_value_sin = main_counter % length_tab_sin; // the next sine value to be calculated sin_in = omega_t*next_value_sin; // calculating the value to registers specifying the completion of the output signal / ocr0a = round(error * (U_o_param * (sin(sin_in) + 1) * 254 / 2) + 1); // pin ocr0b = ocr0a - 1; ocr1a = round (error * (U_o_param * (sin(sin_in - 2.09) + 1) * 254 / 2) + 1); // pin ocr1b = ocr1a - 1; ocr2a = round(error * (U_o_param * (sin(sin_in + 2.09) + 1) * 254 / 2) + 1); // pin ocr2b = ocr2a - 1; // updating values in registers / cli(); // prohibition on obsloge interruptions in case if // an interrupt occurred during the upgrade OCR0A = ocr0a; // pin OCR0B = ocr0b; // pin OCR1AL = ocr1a; // pin OCR1BL = ocr1b; // pin OCR2A = ocr2a; // pin OCR2B = ocr2b; // pin sei(); // allow for interruption obsloge i++; } } void adc_init() { ADCSRA |= _BV(ADEN); // start the transmitter ADCSRA |= _BV(ADPS2); // setting the prescaler ADCSRA |= _BV(ADPS1); // ^ ADCSRA |= _BV(ADPS0); // ^ ADMUX |= _BV(REFS0); // reference voltage set as power supply ADMUX |= ADMUX &= 0b11110000; // choose the ADC0 input for measurement } void timers_init() { cli(); // interrupt handler is forbidden // timer0 init TCCR0A |= _BV(COM0A1) | _BV(COM0B0) | _BV(COM0B1) | _BV(WGM00); TCCR0B |= _BV(CS01); // preskaler 8 | _BV(WGM02) TIMSK0 |= _BV (TOIE0); // flag from value 0 enabled // // timer1 init TCCR1A |= _BV(COM1A1) | _BV(COM1B0) | _BV(COM1B1) | _BV(WGM10); TCCR1B |= _BV (CS11); // preskaler 8 // | _BV(WGM02) // timer2 init TCCR2A |= _BV(COM2A1) | _BV(COM2B0) | _BV(COM2B1) | _BV(WGM20); TCCR2B |= _BV(CS21); // preskaler 8 | _BV(WGM02) // resetting counter values TCNT0 = 0; TCNT1L = 0; TCNT2 = 0; /* the counter counts in g3re to 255, then in d3 ณ: / \ / \ / \ at the value of 255 there is an interruption at which it occurs voltage and current measurements */ sei(); // allow for interruption obsloge } void io_init() { pinMode(13, OUTPUT); // OC0A Arduino Mega2560 pin 13 pinMode(4, OUTPUT); // OC0B Arduino Mega2560 pin 4 pinMode(11, OUTPUT); // OC1A Arduino Mega2560 pin 11 pinMode(12, OUTPUT); // OC1B Arduino Mega2560 pin 12 pinMode(10, OUTPUT); // OC2A Arduino Mega2560 pin 10 pinMode(9, OUTPUT); // OC2B Arduino Mega2560 pin 9 pinMode(14, INPUT_PULLUP); // up Arduino Mega2560 14 pinMode(15, INPUT_PULLUP); // dn Arduino Mega2560 15 pinMode(16, OUTPUT); // Arduino Mega2560 16 } ISR(TIMER0_OVF_vect) // interrupt at 0 counter 0 { analog = ADC; if (a) { U_in = 0.0709 * analog; ADMUX |= _BV(MUX0); // choose the ADC1 input to measure the current } else { ADMUX |= ADMUX &= 0b11110000; // select the ADC0 input to measure the voltage if (analog > 579) { error = 0; // if the overload turn off the voltage generation digitalWrite(16, HIGH); // lighting the diode } } ADCSRA |= _BV(ADSC); // start reading the measurement a = a ^ 1; // the XOR gate negates the logical value a main_counter++; if (main_counter >= length_tab_sin) main_counter = 0; } void chang_para() { t_param = map(analogRead(3), 0, 102, 0, 100); U_rms_max = U_in * 0.62; // value 0.62 experimentally limited bool up; // logical variable, informs you that the button has been pressed to increase the frequency bool down; // logical variable, informs you that the button has been pressed to decrease the frequency up = digitalRead(14); // read: if you press the button, increase the frequency down = digitalRead(15); // read: if you press the button you will decrease the frequency if (!up) t_param--; // if you press the button to increase the frequency then you will decrease the period if (!down) t_param ++; // if the button you press decreases the frequency, it will increase the period if (t_param < 0) t_param = 0; // protection of exceeding the extreme values if (t_param > 100) t_param = 100; // ^ length_tab_sin = ceil((K_MAX - K_MIN) * t_param / 500 + K_MIN); // amount of values filled in one period t_out = T_PWM * length_tab_sin; // calculate the period of the output voltage omega_t = t * 2 * PI / t_out; // calculate the output voltage pulsation U_o_param = (P / t_out) / U_rms_max; // calculate the parameter determining the value of the output voltage if (t_out > 1) U_o_param = 0.5 * (18.5 / U_rms_max); // voltage at the output at low frequencies of 10v if (U_o_param > 1) U_o_param = 1; //protection of exceeding the extreme values error = 1; //if the overload turn off the voltage generation //digitalWrite(13, HIGH); //diode lighting //if the overload turn off the voltage generation digitalWrite(16, LOW); //diode lighting // Serial.println(t_param); }

รูปภาพ
//#include"avr/io.h" #define cbi(sfr,bit)SFR_BYTE(sfr)&=_BV(bit) #define sbi(sfr,bit)SFR_BYTE(sfr)|=_BV(bit) #define UN (400.0) // motor rated voltage #define FN (50.0) // motor nominal frequency #define P (UN/FN) // associate Determining the ratio of voltage to nominal frequency #define T_PWM (0.000255) // PWM signal period - set by the prescaler in the counters #define T_MAX (4.0) // Specify the maximum output voltage period #define T_MIN (0.02) // minimum output voltage #define K_MAX floor (T_MAX/T_PWM) // number of period values for T_MAX #define K_MIN ceil (T_MIN/T_PWM) // number of period values for T_MIN volatile static unsigned int length_tab_sin; // variable containing the number of values in the full // period of the output voltage static unsigned int i = 0; // auxiliary variable volatile static unsigned int main_counter = 0; // variable in the interrupt // ^ every T_PWM period increasing its value by 1 static unsigned int next_value_sin = 0; // variable which v...
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