def __init__(self, devices=1, intensity=5, scanlimit=7):
'''Constructor
ScanLimit set to 7
Intensity set to 5 out of 0:15
Uses GPIOs 23, 24 25 as DIN, CS, and CLK respectively'''
GP = GPIOProcessor()
global DIN
global CS
global CLK
DIN = GP.getPin34() # Gpio
CS = GP.getPin33() # Gpio
CLK = GP.getPin32() # Gpio
DIN.out()
CS.out()
CLK.out()
global numOfDevices
numOfDevices = devices
for i in range(0,numOfDevices):
self.shutDown(False,i+1)
for i in range(0,numOfDevices):
self.setScanLimit(scanlimit,i+1)
for i in range(0,numOfDevices):
self.setIntensity(intensity,i+1)
self.clearDisplays()
global Characters
Characters = AL()
[0, 0, 0, 1],
]
FULL_STEP_SEQUENCE = [
[1, 1, 0, 0],
[0, 1, 1, 0],
[0, 0, 1, 1],
[1, 0, 0, 1],
]
try:
steps_made = 0
pins = [
GP.getPin31(),
GP.getPin32(),
GP.getPin33(),
GP.getPin34(),
]
for p in pins:
p.out()
right = GP.getPin27()
right.input()
left = GP.getPin26()
left.input()
reset = GP.getPin24()
reset.input()
sequence = FULL_STEP_SEQUENCE