def __init__(self, dummy=False):
"""
Setting some "global" variables.
If dummy=True no wasco runtime libraries will be loaded.
"""
self.wascocard = Wasco(dummy=dummy) # create wasco object
self.wasco_boardId = self.wascocard.boardId
self.red_out = DAOUT3
self.green_out = DAOUT4
self.blue_out = DAOUT2
self.low_threshold = 0x200 # min voltages must be integer
self.low_warning = 0x400 # low warning voltages must be integer
self.high_threshold = 0xFFF # max voltages must be integer
# voltage which is set at the moment
self.U_r = self.high_threshold
self.U_b = self.high_threshold
self.U_g = self.high_threshold
