2 arduino boards

turntable-motor/turntable-motor.ino

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+
+
+/*
+  Example sketch to control a stepper motor with A4988 stepper motor driver, 
+  AccelStepper library and Arduino: continuous rotation. 
+  More info: https://www.makerguides.com 
+*/
+
+// Include the AccelStepper library:
+#include "AccelStepper.h"
+
+
+// Define stepper motor connections and motor interface type. 
+#define dirPin 2
+#define stepPin 3
+#define motorInterfaceType 1
+// Motor interface type must be set to 1 when using a driver
+#define ms1Pin 4
+#define ms2Pin 5
+#define ms3Pin 6
+
+#define speedPin A0
+double lastTime = 0;
+// double lastTimesensors = 0;
+double thisTime = 0;
+const int SPEED_MIN = 50;
+const int SPEED_MAX = 800;
+
+
+// Create a new instance of the AccelStepper class:
+AccelStepper stepper = AccelStepper(motorInterfaceType, stepPin, dirPin);
+
+
+void setup() {
+  Serial.begin(115200);
+  // Set the maximum speed in steps per second:
+  stepper.setMaxSpeed(4000);
+
+  // MS
+  // 1 2 3
+  // 0 0 0 full
+  // 1 0 0 1/2
+  // 0 1 0 1/4
+  // 0 0 1 1/8
+  // 1 1 1 1/16
+  digitalWrite(ms1Pin, 1);
+  digitalWrite(ms2Pin, 1);
+  digitalWrite(ms3Pin, 1);
+  
+  // Set the speed in steps per second:
+  stepper.setSpeed(200);
+
+
+}
+
+void loop() {
+  thisTime = millis();
+  if ((thisTime - lastTime) > 1000) {
+    lastTime = thisTime;
+    int speed_in = analogRead(speedPin);
+    Serial.print("speed_in : ");
+    Serial.print(speed_in);
+    int speed = map(speed_in, 0, 1023, SPEED_MIN, SPEED_MAX);
+    Serial.print(" | speed : ");
+    Serial.println(speed);
+    stepper.setSpeed(speed);
+  }
+
+  // Step the motor with a constant speed as set by setSpeed():
+  stepper.runSpeed();
+  
+}