'''
Created on 2018年9月30日
 
@author: heychris
'''
 
BOARD =0 
BCM =1 
LOW =0 
HIGH =1 
IN =0 
OUT =1 
DEFAULT_PIN = 17
rotateDeg= 270
clearFlag= False
mode= BCM
curPin= DEFAULT_PIN
curDir= IN
 
def clear():
    clearFlag = True
    
def output(pin = DEFAULT_PIN, direction = IN):
    curPin = pin
    curDir = direction
    
def set_rotation(rotateDeg):
    rotateDeg = rotateDeg
def setmode(mode = BCM):
    mode = mode
def setup(pin = DEFAULT_PIN, direction = IN):
    curPin = pin;
    curDir = direction; 