def _tone(freq, _time):
try:
wiringpi2.softToneWrite(port, freq)
time.sleep(_time)
finally:
wiringpi2.softToneWrite(port, 0)
time.sleep(0.02)
def _tone(freq, _time):
try:
wiringpi2.softToneWrite(port, freq)
time.sleep(_time)
finally:
wiringpi2.softToneWrite(port, 0)
time.sleep(0.02)
def init_PWM(_redPin = 23, _greenPin = 24, _bluePin = 25, _flashPin= 22, initDutyCycle = [100]*3, flashRate = 0):
global colorPins, colors, flashActive, flashPin
colorPins = [_redPin, _greenPin, _bluePin] #list for pins used in raspberry pi
wiringpi2.wiringPiSetup() # Initialize using wiringPi pin numbering scheme
for dc in initDutyCycle: #Check for valid initial duty cycle
if dc < 0 or dc > 255: return -1
#Create intial PWM signals for input to LED strip
for i in range(3):
wiringpi2.softPwmCreate(colorPins[i], int(initDutyCycle[i]*100.0/255.0), 100)
#Current RGB values of LED strip
colors = list(initDutyCycle)
#Create square wave for flashing beat
flashPin = _flashPin
wiringpi2.softToneCreate(flashPin)
if flashRate != 0:
wiringpi2.softToneWrite(flashPin, flashRate)
flashActive = True
else:
wiringpi2.softToneStop(flashPin)
flashActive = False
#Use Colors.txt file to create list of preset color options
readColorsFile()
return 0
def setBPM(flashRate):
global flashActive
if flashRate != 0:
if not flashActive:
wiringpi2.softToneCreate(flashPin)
flashActive = True
wiringpi2.softToneWrite(flashPin, flashRate)
else:
if flashActive:
wiringpi2.softToneStop(flashPin)
flashActive = False
def execute_event(self, event):
#print("event type : " + str(type(event)))
waitSecond = event.tick * (float(self.tempo) /
self.mididata.resolution) / 1000000
#print("test : " + str(float(event.tick)/self.mididata.resolution))
#print("event.tick : " + str(event.tick))
#print("resolution: " + str(self.mididata.resolution))
#print("tempo : " + str(self.tempo))
#print("wait second : " + str(waitSecond))
sleep(waitSecond)
if (isinstance(event, midi.EndOfTrackEvent)):
return False
elif (isinstance(event, midi.SetTempoEvent)):
ms = event.data[0] * pow(16, 4)
ms += event.data[1] * pow(16, 2)
ms += event.data[2]
self.tempo = ms
print("tempo = " + str(ms) + " ms")
elif (isinstance(event, midi.NoteOnEvent)):
velocity = event.data[0]
pitch = event.data[1]
wiringpi.softToneWrite(outpin, pitch)
print("pitch : " + str(pitch))
elif (isinstance(event, midi.NoteOffEvent)):
wiringpi.softToneWrite(outpin, 0)
else:
print("ignore this event : " + str(type(event)))
return True
def playTone():
wiringpi2.softToneWrite(PIN,FREQUENCY1)
time.sleep(0.1)
wiringpi2.softToneWrite(PIN,FREQUENCY2)
time.sleep(0.2)
wiringpi2.softToneWrite(PIN,0)
#while True:
# playTone()
# time.sleep(1)
#!/usr/bin/env python
import wiringpi2
from time import sleep
wiringpi2.wiringPiSetupGpio()
SPEAKER = 18
# Escala da 5° oitava
C = 523
D = 587
E = 659
F = 698
G = 783
A = 880
B = 987
C6 = 1046
wiringpi2.softToneCreate(SPEAKER)
for freq in [C, D, E, F, G, A, B, C6]:
wiringpi2.softToneWrite(SPEAKER, freq)
sleep(0.5)
wiringpi2.digitalWrite(SPEAKER, 0)
wiringpi2.pinMode(SPEAKER, 0)
exit(0)
#!/usr/bin/env python
import wiringpi2
from time import sleep
wiringpi2.wiringPiSetupGpio()
SPEAKER = 18
# Escala da 5° oitava
C = 523
D = 587
E = 659
F = 698
G = 783
A = 880
B = 987
C6 = 1046
wiringpi2.softToneCreate(SPEAKER)
for freq in [ C, D, E, F, G, A, B, C6 ]:
wiringpi2.softToneWrite(SPEAKER, freq)
sleep(0.5)
wiringpi2.digitalWrite(SPEAKER, 0)
wiringpi2.pinMode(SPEAKER, 0)
exit(0)
def buzz(freq, duration): wiringpi.softToneWrite(18, freq) time.sleep(duration) wiringpi.softToneWrite(18, 0)
def play(pin, scale, delay=0.2):
wiringpi.softToneWrite(pin, scale)
sleep(delay*2)
wiringpi.softToneWrite(pin, 0)
sleep(delay)
import RPi.GPIO as gpio import time import wiringpi2 as wiringpi delay = 0.2 outpin = 4 gpio.setmode(gpio.BCM) gpio.setup(outpin, gpio.OUT) wiringpi.wiringPiSetupGpio() wiringpi.softToneCreate(outpin) wiringpi.softToneWrite(outpin, 523) time.sleep(0.2) wiringpi.softToneWrite(outpin, 0) time.sleep(0.01) wiringpi.softToneWrite(outpin, 523) time.sleep(0.2) wiringpi.softToneWrite(outpin, 0) time.sleep(0.01) wiringpi.softToneWrite(outpin, 523) time.sleep(0.2) wiringpi.softToneWrite(outpin, 0) time.sleep(0.01) wiringpi.softToneWrite(outpin, 523) time.sleep(0.6) wiringpi.softToneWrite(outpin, 0) time.sleep(0.01) wiringpi.softToneWrite(outpin, 415)
def stop_warning(self):
print('stopping warning')
wiringpi.softToneCreate(GPIOPin.PIN_SOUND.value)
wiringpi.softToneWrite(GPIOPin.PIN_SOUND.value, self.stop_frequency)
def start_warning(self, warning_level):
print('starting warning')
if warning_level == WarningLevel.DANGEROUS_SITUATION_WARNING.value:
wiringpi.softToneCreate(GPIOPin.PIN_SOUND.value)
wiringpi.softToneWrite(GPIOPin.PIN_SOUND.value, self.frequenzy)
wiringpi2.pullUpDnControl(0, 1) # set pull UP resistor for pin 0 switch
wiringpi2.pinMode(1,1) # Pin 1 for beeper, OUTPUT
wiringpi2.softToneCreate(3) # initialize softTone on Pin 3
def beeper(beeps):
"Beep all of the requested beeps in the beeps list"
for i in beeps:
wiringpi2.digitalWrite(1,1) # beep on
time.sleep(i) # length of beep from beeps list
wiringpi2.digitalWrite(1,0) # beep off
time.sleep(0.025) # interval between beeps
def gotButton():
"Double beeps after every button press from interrupt call"
# beeper(twobeeps)
print("Got a button press")
return True
# Main Program
wiringpi2.wiringPiISR(0, 2, gotButton)
k=3
while k>0 :
for i in sequence:
print(i)
wiringpi2.softToneWrite(3, i)
time.sleep(0.5)
beeper(onebeep)
k-=1
time.sleep(0.5)
beeper(vbeep)