# Micropython version of the blink program

import machine
import time

print("\nMicroPython example code")
print("Blink the onboard LED and LED's connected to GP15 & GP16\n")

ledList = ['LED', 'GP15', 'GP16']
ledPinList = [
machine.Pin('LED', machine.Pin.OUT), #configure LED Pin as an output pin and create and led object for Pin class
# Configure GP15
machine.Pin('GP15', machine.Pin.OUT), #configure LED Pin as an output pin and create and led object for Pin class
# Configure GP16
machine.Pin('GP16', machine.Pin.OUT) #configure LED Pin as an output pin and create and led object for Pin class
]

def cycleLED(ledID,timeDelay):
    ledID.value(True)
    time.sleep(timeDelay)
    ledID.value(False)
    time.sleep(timeDelay)
    
def turnOffLED(ledID):
    ledID.value(False)
    
print("Turn off all LED's")
#turnOffLED(led)
#turnOffLED(led15)
#turnOffLED(led16)

timeDelay = .25
print("Cycle LEDs")  

while True:
  
  print("Cycle start")
  cycleLED(ledPinList[0],timeDelay)
  cycleLED(ledPinList[1],timeDelay)
  cycleLED(ledPinList[2],timeDelay)
  cycleLED(ledPinList[1],timeDelay)
  
#  time.sleep(1)   #wait for one second