Ein weiterer 80W CO2 Laser im Eigenbau

#include <SPI.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include <Fonts/FreeMonoBoldOblique12pt7b.h> 
#define SCREEN_WIDTH 128 // OLED display width, in pixels
#define SCREEN_HEIGHT 64 // OLED display height, in pixels

int potpin = A7;  // analog pin used to connect the potentiometer
int val;    // variable to read the value from the analog pin
int val1;   // variable to scale Servo rotation to %
int oldval; // Schwellwert variable

// Intiieren des Timer 1 für Servo-Impulse an Pin 9
void initServo() {    TCCR1A = _BV(WGM11); /* Fast PWM, ICR1 is top */    TCCR1B = _BV(WGM13) | _BV(WGM12) /* Fast PWM, ICR1 is top */              | _BV(CS11) ; // div 8 clock prescaler ( 0,5µs per tic )    OCR1A = 3000;           // initiale Pulsbreite 1,5ms    ICR1 = 40000;  // 20ms period    TCCR1A = TCCR1A & ~_BV(COM1A0) | _BV(COM1A1);   // Output to pin 9 ( OCRA )
}
// Pulsbreite einstellen ( pos in µs )
void servoWrite(int pos) {  OCR1A = pos*2;
}

// Declaration for an SSD1306 display connected to I2C (SDA, SCL pins)
#define OLED_RESET     4 // Reset pin # (or -1 if sharing Arduino reset pin)
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);


void setup() {  pinMode( 9, OUTPUT );  initServo();    //SSD1306_SWITCHCAPVCC = generate display voltage from 3.3V internally  if (!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) { // Address 0x3D for 128x64    for (;;); // Don't proceed, loop forever  }
  // Show initial display buffer contents on the screen --  // the library initializes this with an Adafruit splash screen.  display.display();  delay(2000); // Pause for 2 seconds
  // Clear the buffer  display.clearDisplay();
  display.setFont(&FreeMonoBoldOblique12pt7b);  display.clearDisplay();  display.setTextSize(1);      // Normal 1:1 pixel scale  display.setTextColor(SSD1306_WHITE); // Draw white text  display.cp437(true);         // Use full 256 char 'Code Page 437' font
}


void loop() {  // analogReference(EXTERNAL);     // <<<---- nicht in loop  val = analogRead(potpin);            // reads the value of the potentiometer (value between 0 and 1023)  val = map(val, 0, 1023, 550, 1500);     // scale it to use it with the servo (value between 500 and 1500)  if ( abs( val - oldval) > 20 ) {        // <<--  10 ist  hier der Schwellwert    servoWrite(val);                      // sets the servo position according to the scaled value    oldval = val;  }  display.setCursor(0, 25);     // Start at top-left corner
  // Not all the characters will fit on the display. This is normal.  // Library will draw what it can and the rest will be clipped.  display.clearDisplay();  display.print("Absaugung oben ");  val1 = map(val, 550, 1500, 0, 100);  display.print(val1); display.print("%");
  display.display();  delay(15);
}

#include <SPI.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include <Fonts/FreeMonoBoldOblique12pt7b.h>

byte sensorInterrupt = 0;  // 0 = digital pin 2
byte sensorPin       = 2;

byte ok_pin =3;
byte alarm_pin = 4;

long millis_new;
long millis_old;

#define SCREEN_WIDTH 128 // OLED display width, in pixels
#define SCREEN_HEIGHT 64 // OLED display height, in pixels

int pot1pin = A7;  // analog pin used to connect the potentiometer
int val;    // variable to read the value from the analog pin
int Sollwert;   // Variable für den Servo im Bereich 800 bis 2000µs
int val1;
int oldval; // Schwellwert variable
int pot2pin2 = A6;  // analog pin used to connect the potentiometer
int val2;    // variable to read the value from the analog pin
int Sollwert2;   // Variable für den Servo im Bereich 800 bis 2000µs
int val12;
int oldval2; // Schwellwert2 variable

// Intiieren des Timer 1 für Servo-Impulse an Pin 9 und 10
void initServo() {    TIMSK1 = 0;         // keine Interrupts    TCCR1A = _BV(WGM11); /* Fast PWM, ICR1 is top */    TCCR1B = _BV(WGM13) | _BV(WGM12) /* Fast PWM, ICR1 is top */              | _BV(CS11) ; // div 8 clock prescaler ( 0,5µs per tic )    OCR1A = 3000;           // initiale Pulsbreite 1,5ms    OCR1B = 3000;           // initiale Pulsbreite 1,5ms    ICR1 = 40000;  // 20ms period    TCCR1A = TCCR1A & ~_BV(COM1A0) | _BV(COM1A1);   // Output to pin 9 ( OCRA )    TCCR1A = TCCR1A & ~_BV(COM1B0) | _BV(COM1B1);   // Output to pin 10 ( OCRB )
}

// Pulsbreite einstellen ( pos in µs )
void servo1Write(int pos) {  OCR1A = pos*2;
}

void servo2Write(int pos) {  OCR1B = pos*2;
}

// Declaration for an SSD1306 display connected to I2C (SDA, SCL pins)
#define OLED_RESET     4 // Reset pin # (or -1 if sharing Arduino reset pin)
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);

void setup() {
  millis_old=0;  millis_new=0;
  pinMode(ok_pin,OUTPUT);  pinMode(alarm_pin,OUTPUT);  // digitalWrite(ok_pin,HIGH);  digitalWrite(alarm_pin,LOW);
    pinMode(sensorPin, INPUT);  digitalWrite(sensorPin, HIGH);

  pinMode( 9, OUTPUT );  pinMode( 10, OUTPUT );  initServo();    //SSD1306_SWITCHCAPVCC = generate display voltage from 3.3V internally  if(!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) { // Address 0x3D for 128x64    //Serial.println(F("SSD1306 allocation failed"));    for(;;); // Don't proceed, loop forever  }
  // Show initial display buffer contents on the screen --  // the library initializes this with an Adafruit splash screen.  display.display();  delay(2000); // Pause for 2 seconds
  // Clear the buffer    display.clearDisplay();
  display.setFont(&FreeMonoBoldOblique12pt7b);  display.clearDisplay();  display.setTextSize(1);      // Normal 1:1 pixel scale  display.setTextColor(SSD1306_WHITE); // Draw white text  display.cp437(true);         // Use full 256 char 'Code Page 437' font
}

void loop() {
   // Enable the interrupt    attachInterrupt(sensorInterrupt, pulseCounter, FALLING);

  // put your main code here, to run repeatedly:  analogReference(EXTERNAL);   val = analogRead(pot1pin);            // reads the value of the potentiometer (value between 0 and 1023)  Sollwert = map(val>>3, 0, 127, 500, 2500);     // scale it to use it with the servo (value between 0 and 180)  if ( abs( Sollwert - oldval) > 45 ) {        // <<--  10 ist  hier der Schwellwert    servo1Write(Sollwert);                      // sets the servo position according to the scaled value    oldval = Sollwert;  }  display.setCursor(10, 20);     // Start at top-left corner
  // Not all the characters will fit on the display. This is normal.  // Library will draw what it can and the rest will be clipped.  display.clearDisplay();  display.print("MIN ");
//  display.setCursor(0, 36);     // Start at top-left corner    val1 = map(val, 0, 1023, 0, 100);  display.print(val1); display.print("%");
      // put your main code here, to run repeatedly:  analogReference(EXTERNAL);  val2 = analogRead(pot2pin2);            // reads the value of the potentiometer (value between 0 and 1023) Sollwert2 = map(val2>>3, 0, 127, 500, 2500);     // scale it to use it with the servo (value between 0 and 180)  if ( abs( Sollwert2 - oldval2) > 45 ) {        // <<--  10 ist  hier der Schwellwert servo2Write(Sollwert2);                        // sets the servo position according to the scaled value     oldval2 = Sollwert2;  }  display.setCursor(10, 50);     // Start at top-left corner
  // Not all the characters will fit on the display. This is normal.  // Library will draw what it can and the rest will be clipped.  display.print("MAX ");
//  display.setCursor(0, 36);     // Start at top-left corner    val12 = map(val2, 0, 1023, 0, 100);  display.print(val12); display.print("%");
  display.display();  delay(15);    }

  /*
Insterrupt Service Routine */
void pulseCounter()
{  millis_new=millis();  if(millis_new-millis_old>50)  {    digitalWrite(ok_pin,LOW);    digitalWrite(alarm_pin,HIGH);  }  else  {    digitalWrite(ok_pin,HIGH);    digitalWrite(alarm_pin,LOW);  }    millis_old=millis();
}