restructure

api/examples.py

@@ -0,0 +1,76 @@
+#!/usr/bin/env python
+from arduino import Arduino
+import time
+
+def Blink(led_pin,baud):
+    """
+    Blinks an LED in 1 sec intervals
+    """
+    board = Arduino(baud)
+    while True:
+        board.digitalWrite(led_pin,"LOW")
+        print board.digitalRead(led_pin) #confirm LOW (0)
+        time.sleep(1)
+        board.digitalWrite(led_pin,"HIGH")
+        print board.digitalRead(led_pin) #confirm HIGH (1)
+        time.sleep(1)
+
+def softBlink(led_pin,baud):
+    """
+    Fades an LED off and on, using 
+    Arduino's analogWrite (PWM) function
+    """    
+    board=Arduino(baud)
+    i=0
+    while True:
+        i+=1
+        k=i%510
+        if k%5==0:
+            if k>255:
+                k=510-k
+            board.analogWrite(led_pin,k)
+
+def adjustBrightness(pot_pin,led_pin,baud):
+    """
+    Adjusts brightness of an LED using a
+    potentiometer
+    """    
+    board=Arduino(baud)
+    while True:
+        time.sleep(0.01)
+        val=board.analogRead(pot_pin)/4
+        print val
+        board.analogWrite(led_pin,val)
+
+
+def PingSonar(pw_pin,baud):
+    """
+    Gets distance measurement from Ping))) 
+    ultrasonic rangefinder connected to pw_pin
+    """
+    board = Arduino(baud)
+    pingPin=pw_pin
+    while True:
+        duration = board.pulseIn(pingPin, "HIGH")
+        inches = duration/72./2.
+        cent = duration/29./2.
+        print inches,"inches"
+        time.sleep(0.1)
+        
+def LCD(tx,baud,ssbaud,message):
+    """
+    Prints to two-line LCD connected to 
+    pin tx
+    """
+    board = Arduino(baud)
+    board.SoftwareSerial.begin(0,tx,ssbaud)
+    while True:
+        board.SoftwareSerial.write(" test ") 
+
+
+
+
+if __name__=="__main__":
+    #LCD(5,9600,9600," test ")
+    adjustBrightness(5,11,9600)
+    #softBlink(11,9600)