done with all changes for new encoder
This commit is contained in:
@@ -13,14 +13,12 @@
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#define M_DIR_11 12
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#define M_DIR_12 27
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#define M_PWM_1 13
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#define M_ENCODE_1A 32
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#define M_ENCODE_1B 33
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#define M_ENCODE_LEFT 26
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//Right Motor
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#define M_DIR_21 23
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#define M_DIR_22 14
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#define M_PWM_2 22
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#define M_ENCODE_2A 25
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#define M_ENCODE_2B 26
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#define M_ENCODE_RIGHT 12
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// PID config
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#define PID_OUT_MIN -100
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@@ -1,27 +0,0 @@
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/**
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* @file pulseCounter.h
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* @author Alexander Klein (alex@kleiax.de)
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* @brief
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* @version 0.1
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* @date 2023-02-18
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*
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* @copyright Copyright (c) 2023
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*
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*/
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#pragma once
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#include <stdint.h.h>
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#include <Arduino.h>
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#include <esp32_pcnt.h>
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class PulseCounter {
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public:
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PulseCounter(uint8_t pin, uint8_t unit);
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private:
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uint8_t pin;
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uint8_t unit;
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int16_t counter = 0;
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};
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@@ -11,25 +11,18 @@
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*/
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#include "speedometer.h"
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Speedometer::Speedometer() {}
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Speedometer::~Speedometer() {
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delete[] this->buf;
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}
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void Speedometer::init(uint8_t pinA, uint8_t pinB, double diameter, uint16_t steps, uint8_t numOfValForAvg) {
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this->init(pinA, pinB, diameter, steps);
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Speedometer::Speedometer(uint8_t pin, double diameter, uint16_t steps, uint8_t numOfValForAvg) {
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this->init(pin, diameter, steps);
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this->bufSize = numOfValForAvg;
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}
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void Speedometer::init(uint8_t pinA, uint8_t pinB, double diameter, uint16_t steps) {
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ESP32Encoder::useInternalWeakPullResistors=DOWN;
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this->encoder.attachFullQuad(pinA, pinB);
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this->diameter = diameter;
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this->steps = steps;
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Speedometer::Speedometer(uint8_t pin, double diameter, uint16_t steps) {
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this->init(pin, diameter, steps);
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}
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initAvgBuf();
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this->isInit = true;
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Speedometer::~Speedometer() {
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delete[] this->buf;
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delete this->pulseCounter;
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}
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uint16_t Speedometer::loop() {
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@@ -54,9 +47,27 @@ void Speedometer::runSpeedometer() {
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uint16_t elapsed_time = time - last_millis_calc;
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last_millis_calc = time;
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int16_t count = encoder.getCount();
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int16_t count = this->pulseCounter->get_value();
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switch (this->currentDirection) {
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case Direction::Forward :
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this->addValToBuf(count);
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this->encoder.clearCount();
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break;
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case Direction::Backward :
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this->addValToBuf(-count);
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break;
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case Direction::None :
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this->addValToBuf(0);
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break;
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default:
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std::cout << "Wrong value in Speedometer::runSpeedometer" << std::endl;
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break;
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}
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this->pulseCounter->clear();
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this->pulseCounter->resume();
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uint16_t count_abs = abs(this->calcAverage()); // Absolute time in milliseconds
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double n = (double)count_abs / steps; // Wheel revolutions in absolute time
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@@ -71,41 +82,49 @@ void Speedometer::runSpeedometer() {
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this->speed = 0;
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}
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std::cout << "Speedometer::runSpeedometer speed: " << (int) this->speed << std::endl;
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// std::cout << "Speedometer::runSpeedometer speed: " << (int) this->speed << std::endl;
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}
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void Speedometer::setNumOfValForAvg(uint8_t val) {
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this->bufSize = val;
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if (this->isInit)
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updateAvgBufSize();
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}
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void Speedometer::setEncFilter(uint16_t val) {
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if (val > 1023)
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val = 1023;
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this->encoder.setFilter(val);
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}
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void Speedometer::setDelay(uint8_t delayLoop) {
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this->delayLoop = delayLoop;
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}
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double Speedometer::getSpeed() {
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return this->speed;
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this->pulseCounter->set_filter_value(val);
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}
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void Speedometer::calibrationMeasurementStart() {
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this->calibrationRunning = true;
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this->encoder.clearCount();
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this->pulseCounter->clear();
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this->pulseCounter->resume();
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}
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uint16_t Speedometer::calibrationMeasurementStop() {
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this->calibrationRunning = false;
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uint16_t res = abs(this->encoder.getCount());
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this->encoder.clearCount();
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uint16_t res = abs(this->pulseCounter->get_value());
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this->pulseCounter->clear();
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this->pulseCounter->resume();
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return res;
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}
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void Speedometer::init(uint8_t pin, double diameter, uint16_t steps) {
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this->diameter = diameter;
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this->steps = steps;
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this->pulseCounter = new PulseCounter();
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this->pulseCounter->initialise(pin, PCNT_PIN_NOT_USED);
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this->pulseCounter->set_mode(PCNT_COUNT_INC, PCNT_COUNT_DIS, PCNT_MODE_KEEP, PCNT_MODE_KEEP);
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this->pulseCounter->set_filter_value(1000); // ignore pulses less than 1000 x 2.5ns
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this->pulseCounter->clear();
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this->pulseCounter->resume();
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initAvgBuf();
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}
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void Speedometer::initAvgBuf() {
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this->buf = new int16_t[bufSize];
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for (uint8_t i = 0; i < bufSize; i++)
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@@ -15,7 +15,7 @@
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#include <Arduino.h>
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#include <cstdint>
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#include <iostream>
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#include <ESP32Encoder.h>
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#include <esp32_pcnt.h>
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/**
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* @brief The default size of numbers to be taken in account for the average.
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@@ -39,20 +39,31 @@
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*/
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class Speedometer {
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public:
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Speedometer();
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~Speedometer();
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/**
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* @brief Enum to control the direction.
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*
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* If the Direction is Forward, the internal counter counts up and a positiv speed will be returned.
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* If the Direction is Backward, the internal counter counts down and a negativ speed will be returned.
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* If the Dorection is None, no measurement will be taken.
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*/
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enum Direction {
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None,
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Forward,
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Backward
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};
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/**
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* @brief Initialize the speedometer
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* @brief Construct a new Speedometer object
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*
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* @param pinA Pin on the Esp from the encoder.
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* @param pinB Pin on the Esp from the encoder.
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* @param pin Pin on the Esp from the encoder.
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* @param diameter Diameter of the wheel in meters.
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* @param steps Encodersteps for a complete wheel rotation.
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* @param numOfValForAvg Number of last values to be taken into account for the average.
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*/
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void init(uint8_t pinA, uint8_t pinB, double diameter, uint16_t steps, uint8_t numOfValForAvg);
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void init(uint8_t pinA, uint8_t pinB, double diameter, uint16_t steps);
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Speedometer(uint8_t pin, double diameter, uint16_t steps, uint8_t numOfValForAvg);
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Speedometer(uint8_t pin, double diameter, uint16_t steps);
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~Speedometer();
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/**
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* @brief Calls runSpeedometer() to update all Values.
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@@ -72,6 +83,13 @@ class Speedometer {
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*/
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void runSpeedometer();
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/**
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* @brief Set the direction
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*
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* @param dir Direction
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*/
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void setDirection(Direction dir) { this->currentDirection = dir; }
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/**
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* @brief Set the number of last values to be taken into account for the average.
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*
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@@ -82,7 +100,9 @@ class Speedometer {
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/**
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* @brief Set the Enc Filter to prevent bouncing
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*
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* @param val default = 250, max = 1023
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* ignore pulses less than val x 2.5ns
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*
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* @param val default = 1000, max = 1023
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*/
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void setEncFilter(uint16_t val);
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@@ -91,14 +111,21 @@ class Speedometer {
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*
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* @param delayLoop time in Milliseconds
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*/
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void setDelay(uint8_t delayLoop);
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void setDelay(uint8_t delayLoop) { this->delayLoop = delayLoop; }
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/**
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* @brief Get the Direction
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*
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* @return Direction
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*/
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Direction getDirection() { return this->currentDirection; }
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/**
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* @brief Get the calculated speed of the Wheel
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*
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* @return double speed in m/s
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*/
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double getSpeed();
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double getSpeed() { return this->speed; }
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/**
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* @brief Start calibration
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@@ -120,14 +147,15 @@ class Speedometer {
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private:
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void init(uint8_t pin, double diameter, uint16_t steps);
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void initAvgBuf();
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void addValToBuf(int16_t val);
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void updateAvgBufSize();
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int16_t calcAverage();
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ESP32Encoder encoder;
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PulseCounter* pulseCounter;
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Direction currentDirection = Direction::None;
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bool isInit = false;
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bool calibrationRunning = false;
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double speed = 0;
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+3
-2
@@ -16,9 +16,7 @@ framework = arduino
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monitor_speed = 115200
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upload_speed = 921600
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monitor_port = COM3
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monitor_filters = esp32_exception_decoder
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lib_deps =
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madhephaestus/ESP32Encoder@^0.10.1
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jvpernis/PS3 Controller Host@^1.1.0
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sparkfun/SparkFun u-blox GNSS Arduino Library@^2.2.7
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knolleary/PubSubClient@^2.8
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@@ -27,15 +25,18 @@ lib_deps =
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marian-craciunescu/ESP32Ping@^1.7
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bblanchon/ArduinoJson@^6.20.0
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mprograms/QMC5883LCompass@^1.1.1
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mike-gofton/ESP32PulseCounter@^0.2.0
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https://git.kleiax.de/PlatformIO-Libs/Menu.git#v1.0
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upload_port = COM3
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[env:release]
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build_type = release
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lib_deps = mike-gofton/ESP32PulseCounter@^0.2.0
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[env:debug]
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monitor_filters = esp32_exception_decoder
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build_type = debug
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check_tool = clangtidy
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[platformio]
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description = A Rover who should be drive a route by gps.
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+7
-5
@@ -13,8 +13,8 @@
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MoveControl::MoveControl() {
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this->left_motor = new MotorControl();
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this->right_motor = new MotorControl();
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this->left_speedometer = new Speedometer;
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this->right_speedometer = new Speedometer;
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this->left_speedometer = new Speedometer(M_ENCODE_LEFT, WHEEL_DIAMETER, ENC_STEPS);
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this->right_speedometer = new Speedometer(M_ENCODE_RIGHT, WHEEL_DIAMETER, ENC_STEPS);
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this->left_pid = new PID( &this->wheelspeed_left,
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&this->left_pid_out,
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@@ -37,14 +37,16 @@ MoveControl::MoveControl() {
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this->left_motor->init(M_PWM_1, PWM_CHANNEL_M1, M_DIR_11, M_DIR_12);
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this->right_motor->init(M_PWM_2, PWM_CHANNEL_M2, M_DIR_21, M_DIR_22);
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this->left_speedometer->init(M_ENCODE_1A, M_ENCODE_1B, WHEEL_DIAMETER, ENC_STEPS);
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this->right_speedometer->init(M_ENCODE_2A, M_ENCODE_2B, WHEEL_DIAMETER, ENC_STEPS);
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}
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MoveControl::~MoveControl() {
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this->left_motor->emergencyStop();
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this->right_motor->emergencyStop();
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delete this->left_motor;
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delete this->right_motor;
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delete this->left_speedometer;
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delete this->right_speedometer;
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}
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void MoveControl::loop() {
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