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code.py
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code.py
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import board
import pwmio
import digitalio
from time import monotonic
from time import sleep
from random import randrange
from random import uniform
btnBright = digitalio.DigitalInOut(board.D10)
btnBright.direction = digitalio.Direction.INPUT
btnBright.pull = digitalio.Pull.UP
btnMode = digitalio.DigitalInOut(board.D11)
btnMode.direction = digitalio.Direction.INPUT
btnMode.pull = digitalio.Pull.UP
swColor = digitalio.DigitalInOut(board.D12)
swColor.direction = digitalio.Direction.INPUT
swColor.pull = digitalio.Pull.UP
maxBright = 65500
xmasR = [maxBright, 0, 0, maxBright]
xmasG = [0, 0, maxBright, maxBright]
xmasB = [0, maxBright, 0, maxBright]
pwmRcol = 0
pwmGcol = 0
pwmBcol = 0
pwmR = pwmio.PWMOut(board.A2)
pwmG = pwmio.PWMOut(board.A3)
pwmB = pwmio.PWMOut(board.A4)
def updateMode():
global mode
if mode == 3:
mode = 0
sleep(0.5)
else:
mode = mode + 1
sleep(0.5)
def updateBright():
global maxBright
global xmasR
global xmasG
global xmasB
if maxBright - 10000 <= 0:
maxBright = 65500
xmasR = [maxBright, 0, 0, maxBright]
xmasG = [0, 0, maxBright, maxBright]
xmasB = [0, maxBright, 0, maxBright]
sleep(0.5)
else:
maxBright = maxBright - 10000
xmasR = [maxBright, 0, 0, maxBright]
xmasG = [0, 0, maxBright, maxBright]
xmasB = [0, maxBright, 0, maxBright]
sleep(0.5)
def colorsUpdate():
if activeColors == "xmas":
xmasColors()
else:
rndColors()
def rndColors():
global pwmRcol
global pwmGcol
global pwmBcol
global maxBright
rndStep = randrange(100, 10000, 20)
pwmRcol = randrange(0, maxBright, rndStep)
rndStep = randrange(100, 10000, 20)
pwmGcol = randrange(0, maxBright, rndStep)
rndStep = randrange(100, 10000, 20)
pwmBcol = randrange(0, maxBright, rndStep)
def xmasColors():
global pwmRcol
global pwmGcol
global pwmBcol
global currXmas
currXmas = randrange(0, 4, 1)
pwmRcol = xmasR[currXmas]
pwmGcol = xmasG[currXmas]
pwmBcol = xmasB[currXmas]
def fadeStepper(curr, pwm):
global newCurr
if curr == pwm:
newCurr = curr
return (newCurr)
elif curr - pwm > 0:
newCurr = curr - 20
else:
newCurr = curr + 20
return (newCurr)
def blinkMode():
global modeDur
blinkOnDur = randrange(1, 6, 2)
if pwmR.duty_cycle > 0 or pwmG.duty_cycle > 0 or pwmB.duty_cycle > 0:
modeDur = 0.5
setDutyCycles(0, 0, 0)
else:
modeDur = blinkOnDur
colorsUpdate()
setDutyCycles(pwmRcol, pwmGcol, pwmBcol)
def fadeMode(ran):
global modeDur
modeDur = 1
if not ran:
colorsUpdate()
setDutyCycles(pwmRcol, pwmGcol, pwmBcol)
currRcol = pwmRcol
currGcol = pwmGcol
currBcol = pwmBcol
colorsUpdate()
while pwmRcol != currRcol or pwmGcol != currGcol or pwmBcol != currBcol:
btnCheck()
fadeStepper(currRcol, pwmRcol)
currRcol = newCurr
fadeStepper(currGcol, pwmGcol)
currGcol = newCurr
fadeStepper(currBcol, pwmBcol)
currBcol = newCurr
setDutyCycles(currRcol, currGcol, currBcol)
def twinkleMode():
global modeDur
global maxBright
global pwmRcol
global pwmGcol
global pwmBcol
now = monotonic()
lastRun = now
lastTwinkle = now
twinkleDelay = uniform(0, 1)
modeDur = randrange(1, 10, 2)
colorsUpdate()
pwmRcol = int(pwmRcol - pwmRcol / 5)
pwmGcol = int(pwmGcol - pwmGcol / 5)
pwmBcol = int(pwmBcol - pwmBcol / 5)
setDutyCycles(pwmRcol, pwmGcol, pwmBcol)
currRcol = pwmRcol
currGcol = pwmGcol
currBcol = pwmBcol
while True:
now = monotonic()
btnCheck()
if now <= twinkleDelay + lastTwinkle:
pass
else:
twinkleDelay = uniform(0, 1)
setDutyCycles(maxBright, maxBright, maxBright)
sleep(.1)
setDutyCycles(currRcol, currGcol, currBcol)
lastTwinkle = now
if now >= modeDur + lastRun:
break
def setDutyCycles(r, g, b):
pwmR.duty_cycle = r
pwmG.duty_cycle = g
pwmB.duty_cycle = b
def btnCheck():
if not btnMode.value:
updateMode()
elif not btnBright.value:
updateBright()
else:
return
def main():
global activeColors
global modeDur
global lastRun
global ran
lastRun = -1
modeDur = 0
ran = False
while True:
now = monotonic()
btnCheck()
if now >= modeDur + lastRun:
if swColor.value:
activeColors = "xmas"
else:
activeColors = "rnd"
if mode == 0:
blinkMode()
elif mode == 1:
fadeMode(ran)
ran = True
elif mode == 2:
twinkleMode()
elif mode == 3:
# all
rndMode = randrange(0, 2, 1)
if rndMode == 0:
blinkMode()
elif rndMode == 1:
fadeMode(ran)
ran = True
elif rndMode == 2:
twinkleMode()
lastRun = now
mode = 1
main()