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problem setting up RAMPS 1.4 for single stepper motor

Posted by beezkneez261 
problem setting up RAMPS 1.4 for single stepper motor
October 26, 2015 07:17PM
I have an Arduino Mega 2560 that I have a RAMPS 1.4 board plugged into. I have 1 stepper motor plugged into the Z pins. I tried running some test code that I found on this site, but it doesn't want to make the motor spin at all. I tested just changing the LED, and it worked. Any help will be very much appreciated.

#define X_STEP_PIN         54
#define X_DIR_PIN          55
#define X_ENABLE_PIN       38
#define X_MIN_PIN           3
#define X_MAX_PIN           2

#define Y_STEP_PIN         60
#define Y_DIR_PIN          61
#define Y_ENABLE_PIN       56
#define Y_MIN_PIN          14
#define Y_MAX_PIN          15

#define Z_STEP_PIN         46
#define Z_DIR_PIN          48
#define Z_ENABLE_PIN       62
#define Z_MIN_PIN          18
#define Z_MAX_PIN          19

#define E_STEP_PIN         26
#define E_DIR_PIN          28
#define E_ENABLE_PIN       24

#define Q_STEP_PIN         36
#define Q_DIR_PIN          34
#define Q_ENABLE_PIN       30

#define SDPOWER            -1
#define SDSS               53
#define LED_PIN            13

#define FAN_PIN            9

#define PS_ON_PIN          12
#define KILL_PIN           -1

#define HEATER_0_PIN       10
#define HEATER_1_PIN       8
#define TEMP_0_PIN          13   // ANALOG NUMBERING
#define TEMP_1_PIN          14   // ANALOG NUMBERING

void setup() 
{
  pinMode(FAN_PIN , OUTPUT);
  pinMode(HEATER_0_PIN , OUTPUT);
  pinMode(HEATER_1_PIN , OUTPUT);
  pinMode(LED_PIN  , OUTPUT);

  pinMode(X_STEP_PIN , OUTPUT);
  pinMode(X_DIR_PIN    , OUTPUT);
  pinMode(X_ENABLE_PIN    , OUTPUT);

  pinMode(Y_STEP_PIN  , OUTPUT);
  pinMode(Y_DIR_PIN    , OUTPUT);
  pinMode(Y_ENABLE_PIN    , OUTPUT);

  pinMode(Z_STEP_PIN  , OUTPUT);
  pinMode(Z_DIR_PIN    , OUTPUT);
  pinMode(Z_ENABLE_PIN    , OUTPUT);

  pinMode(E_STEP_PIN  , OUTPUT);
  pinMode(E_DIR_PIN    , OUTPUT);
  pinMode(E_ENABLE_PIN    , OUTPUT);

  pinMode(Q_STEP_PIN  , OUTPUT);
  pinMode(Q_DIR_PIN    , OUTPUT);
  pinMode(Q_ENABLE_PIN    , OUTPUT);

  digitalWrite(X_ENABLE_PIN    , LOW);
  digitalWrite(Y_ENABLE_PIN    , LOW);
  digitalWrite(Z_ENABLE_PIN    , LOW);
  digitalWrite(E_ENABLE_PIN    , LOW);
  digitalWrite(Q_ENABLE_PIN    , LOW);
}

void loop () 
{
  digitalWrite(LED_PIN, HIGH);
  digitalWrite(Z_DIR_PIN, HIGH);
  digitalWrite(Z_STEP_PIN, HIGH);
  delay(2000);
  digitalWrite(Z_STEP_PIN, LOW);
  digitalWrite(LED_PIN, LOW);
  delay(2000);
}




Re: problem setting up RAMPS 1.4 for single stepper motor
October 27, 2015 01:56AM
You need to install a stepper driver into the socket beside the Z-motor connector.
Re: problem setting up RAMPS 1.4 for single stepper motor
October 28, 2015 01:20AM
Your install is incomplete.

Without stepper drivers to take the digital step and direction signals and convert them to 12v signals needed by the steppers those 4 (8 for z) pins are not connected to anything.
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