use code and design skemetics > #include <Stepper.h>
#define STEPS_PER_REVOLUTION 200 // Steps per revolution of your stepper motor
#define MICROSTEPS_PER_STEP 8 // Microsteps per step of the stepper driver (DMA860H supports up to 256 microsteps)
#define STEPPER_PIN1 12 // Stepper motor driver pulse pin
#define STEPPER_PIN2 13 // Stepper motor driver direction pin
#define STATUS_BUTTON_PIN 2 // Pin connected to status button
#define EMERGENCY_BUTTON_PIN 3 // Pin connected to emergency stop button
#define HOME_BUTTON_PIN 4 // Pin connected to home button
// Define states for button handling
enum ButtonState {
Idle,
Pressed,
Debouncing
};
ButtonState statusButtonState = Idle;
ButtonState emergencyButtonState = Idle;
ButtonState homeButtonState = Idle;
// Create a Stepper object with 200 steps per revolution and connect to appropriate pins
Stepper stepper(STEPS_PER_REVOLUTION * MICROSTEPS_PER_STEP, STEPPER_PIN1, STEPPER_PIN2);
void setup() {
Serial.begin(9600);
stepper.setSpeed(100); // Set the speed of the stepper motor (steps per second)
// Initialize button pins
pinMode(STATUS_BUTTON_PIN, INPUT_PULLUP);
pinMode(EMERGENCY_BUTTON_PIN, INPUT_PULLUP);
pinMode(HOME_BUTTON_PIN, INPUT_PULLUP);
// Attach interrupts to buttons
attachInterrupt(digitalPinToInterrupt(STATUS_BUTTON_PIN), statusButtonISR, FALLING);
attachInterrupt(digitalPinToInterrupt(EMERGENCY_BUTTON_PIN), emergencyButtonISR, FALLING);
attachInterrupt(digitalPinToInterrupt(HOME_BUTTON_PIN), homeButtonISR, FALLING);
}
void loop() {
// Handle button states
handleButtonState(statusButtonState, statusButtonPressed);
handleButtonState(emergencyButtonState, emergencyButtonPressed);
handleButtonState(homeButtonState, homeButtonPressed);
// Your main code here
}
// ISR for status button
void statusButtonISR() {
statusButtonPressed = true;
}
// ISR for emergency stop button
void emergencyButtonISR() {
emergencyButtonPressed = true;
}
// ISR for home button
void homeButtonISR() {
homeButtonPressed = true;
}
// Function to handle button state transitions
void handleButtonState(ButtonState &state, bool &pressed) {
switch (state) {
case Idle:
if (pressed) {
state = Debouncing;
delay(50); // Debouncing delay
}
break;
case Debouncing:
if (!pressed) {
state = Idle;
} else {
state = Pressed;
}
break;
case Pressed:
// Perform actions here when the button is pressed
if (state == statusButtonState) {
Serial.println("Status button pressed.");
// Perform status-related actions here
} else if (state == emergencyButtonState) {
Serial.println("Emergency stop button pressed.");
// Perform emergency stop actions here
} else if (state == homeButtonState) {
Serial.println("Home button pressed.");
// Perform homing actions here
}
state = Idle;
break;
}
pressed = false;
}
... show more
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