Practice 12: Speed Control Lab

 ▷ #TSCLab #TCLab #ESP32 #Arduino #Control #MACI

Repositories

En el siguiente blog se presenta la vigésima segunda práctica del laboratorio de control de temperatura y velocidad de un motor.

Objetivo general:

• Realizar la adquisición de datos en Matlab emplenado comunicación serial

Materiales:

• Matlab

• TSC-Lab

TSC-Lab 3D view

Simulink:

https://drive.google.com/drive/folders/18ANTrb-_z_2zbsUbq2Rz6FC7749ECxUc?usp=sharing

Código para el TSC-LAB:

	/*
	****************************** TSC-Lab *******************************
	***************************** PRACTICE 12 *****************************
	This practice is about data acquisition with square velocity input
	By: Kevin E. Chica O
	Reviewed: vasanza
	More information: https://tsc-lab.blogspot.com/
	*/
	//initial setting for data acquisition
	int dutyCycleInitial = 255;
	int dutyCycleFinish = 0;
	int period = 13000;
	int cycles = 10;
	int dutyCycle = 0;
	//separador library
	#include <Separador.h>
	Separador s;
	//motor
	int motor1Pin1 = 33;
	int motor1Pin2 = 25;
	int enable1Pin = 32;
	int motor_status = 1;
	// Setting PWM properties
	const int freq = 30000;
	const int pwmChannel = 0;
	const int resolution = 8;
	//move
	String move_motor = "counterclockwise";
	int encoder = 27;
	void motor( void *pvParameters );
	//void enviar( void *pvParameters );
	void RPM( void *pvParameters );
	void pwm( void *pvParameters );
	volatile int counter = 0;
	void interruption() // Function that runs during each interrupt
	{
	counter++;
	}
	void setup() {
	Serial.begin(115200);
	// sets the pins as outputs:
	pinMode(motor1Pin1, OUTPUT);
	pinMode(motor1Pin2, OUTPUT);
	pinMode(enable1Pin, OUTPUT);
	// configure LED PWM functionalitites
	ledcSetup(pwmChannel, freq, resolution);
	// attach the channel to the GPIO to be controlled
	ledcAttachPin(enable1Pin, pwmChannel);
	attachInterrupt(encoder, interruption, RISING);
	xTaskCreatePinnedToCore(
	motor
	, "MotorDC" // Descriptive name of the function (MAX 8 characters)
	, 2048 // Size required in STACK memory
	, NULL // INITIAL parameter to receive (void *)
	, 1 // Priority, priority = 3 (configMAX_PRIORITIES - 1) is the highest, priority = 0 is the lowest.
	, NULL // Variable that points to the task (optional)
	, 1); // core 1
	xTaskCreatePinnedToCore(
	RPM
	, "RPM" // Descriptive name of the function (MAX 8 characters)
	, 2048 // Size required in STACK memory
	, NULL // INITIAL parameter to receive (void *)
	, 1 // Priority, priority = 3 (configMAX_PRIORITIES - 1) is the highest, priority = 0 is the lowest.
	, NULL // Variable that points to the task (optional)
	, 1); // core 0
	xTaskCreatePinnedToCore(
	pwm
	, "PWM" // Descriptive name of the function (MAX 8 characters)
	, 2048 // Size required in STACK memory
	, NULL // INITIAL parameter to receive (void *)
	, 1 // Priority, priority = 3 (configMAX_PRIORITIES - 1) is the highest, priority = 0 is the lowest.
	, NULL // Variable that points to the task (optional)
	, 1); // core 0
	}
	void loop() {
	}
	void motor( void *pvParameters ) {
	while (1) {
	digitalWrite(motor1Pin1, HIGH);
	digitalWrite(motor1Pin2, LOW);
	ledcWrite(pwmChannel, dutyCycle);
	//vTaskDelay(period);
	}
	}
	// Calcula las RPM quye tiene el motor
	void RPM( void *pvParameters ) {
	while (1) {
	vTaskDelay(999);
	//Serial.println(counter * 60);//255 -> 0x32 0x35 0x35
	Serial.write(counter);//0-255
	counter = 0;
	}
	}
	// Read del PWM que viene desde Matlab
	void pwm( void *pvParameters ) {
	while (1) {
	//Serial.println("hola");
	if (Serial.available())
	{
	String string = Serial.readStringUntil('\n');
	dutyCycle = string.toInt();
	}
	}
	}

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