Dump from SVN

firmware/lib/CheapStepper-master/examples/cheapStepper_simple/cheapStepper_simple.ino

@@ -0,0 +1,90 @@
+/*
+ * cheapStepper_simple.ino
+ * ///////////////////////////////////////////
+ * using CheapStepper Arduino library v.0.2.0
+ * created by Tyler Henry, 7/2016
+ * ///////////////////////////////////////////
+ * 
+ * this sketch illustrates basic step() functionality of the library:
+ * the stepper performs a full rotation, pauses 1 second,
+ * then does a full rotation in the other direction, and so on
+ * 
+ * //////////////////////////////////////////////////////
+ */
+
+// first, include the library :)
+
+#include <CheapStepper.h>
+
+
+CheapStepper stepper;
+// here we declare our stepper using default pins:
+// arduino pin <--> pins on ULN2003 board:
+// 8 <--> IN1
+// 9 <--> IN2
+// 10 <--> IN3
+// 11 <--> IN4
+
+ // let's create a boolean variable to save the direction of our rotation
+
+boolean moveClockwise = true;
+
+
+void setup() {
+  
+  // let's just set up a serial connection and test print to the console
+  
+  Serial.begin(9600);
+  Serial.println("Ready to start moving!");
+}
+
+void loop() {
+
+  // let's move a full rotation (4096 mini-steps)
+  // we'll go step-by-step using the step() function
+  
+  for (int s=0; s<4096; s++){
+    // this will loop 4096 times
+    // 4096 steps = full rotation using default values
+    /* Note:
+     * you could alternatively use 4076 steps... 
+     * if you think your 28BYJ-48 stepper's internal gear ratio is 63.68395:1 (measured) rather than 64:1 (advertised)
+     * for more info, see: http://forum.arduino.cc/index.php?topic=71964.15)
+     */
+
+    // let's move one "step" (of the 4096 per full rotation)
+    
+    stepper.step(moveClockwise);
+    /* the direction is based on moveClockwise boolean:
+     * true for clockwise, false for counter-clockwise
+     * -- you could also say stepper.stepCW(); or stepper.stepCCW();
+     */
+
+    // now let's get the current step position of motor
+    
+    int nStep = stepper.getStep();
+
+    // and if it's divisible by 64...
+    
+    if (nStep%64==0){ 
+
+      // let's print the position to the console
+      
+      Serial.print("current step position: "); Serial.print(nStep);
+      Serial.println();
+      
+    }
+  }
+
+  // now we've moved 4096 steps
+  
+  // let's wait one second
+  
+  delay(1000);
+
+  // and switch directions before starting loop() again
+  
+  moveClockwise = !moveClockwise;
+}
+
+