Skip to content

Instantly share code, notes, and snippets.

Embed
What would you like to do?
Programs used in McRoboFace singing project. Full details at https://rbnrpi.wordpress.com/project-list/mcroboface-singalong-with-sonic-pi/ Video at https://youtu.be/bp6JeHgJFdY
#! /usr/bin/env python
#McRoboFlicker.py
# Sound controlled McRoboFace by Robin Newman June 4th 2016
# requires picon zero hardware plus software library
# see circuitry in article at rbnrpi.wordpress.com
import piconzero as pz, time
pz.init()
pz.setInputConfig(1,0,True) # used for push button digital input (normally high using internal resistor)
pz.setOutputConfig(5, 3) # set output 5 to WS2812
pz.setInputConfig(0,1) # set to Analogue used to sample audio
try:
pz.setAllPixels(128,0,128) #set an initial pixel state
pz.setPixel(15,0,255,0,False) #eye
pz.setPixel(16,0,255,0) #other eye
pz.setPixel(14,0,0,255) #nose
while True:
v=pz.readInput(0)# read adc value from audio input
print(v) #print to terminal
pz.setBrightness(v) #update brightness
pz.updatePixels() #update all pixels
time.sleep(0.01) #short sleep to keep repsonse time good, just enough to allow ctrl-C to get a look in
except KeyboardInterrupt:
print
finally:
pz.cleanup() #reset picon zero board
#! /usr/bin/env python
# McRoboFaceMouth.py
# Test code for 4tronix Picon Zero
import piconzero as pz, time
pz.init()
pz.setOutputConfig(5, 3) # set output 5 to WS2812
def change(t): #parameter = 1 to open mouth anything else to close it
#False parameter so all updates done together once set up, when brightness changes
pz.setPixel(0,128,0,128,False) #end of mouth always this colour
pz.setPixel(5,128,0,128,False) #other end of mouth
if t==1: #going for open mouth
for i in xrange(1,5):#mouth set pixels for open state
pz.setPixel(i,128,0,128,False)
pz.setPixel(i+5,128,0,128,False)
for i in xrange(10,14): #pixels for closed mouth turned off
pz.setPixel(i,0,0,0,False)
else: #going for closed mouth
for i in xrange(1,5): #mouth
pz.setPixel(i,0,0,0,False)
pz.setPixel(i+5,0,0,0,False)
for i in xrange(10,14): #pixels for closed mouth turned on
pz.setPixel(i,128,0,128,False)
return
try:
pz.setAllPixels(128,0,128)
while True:
change(1)
pz.updatePixels()
time.sleep(0.5)
change(0)
pz.updatePixels()
time.sleep(0.5)
except KeyboardInterrupt:
print
finally:
pz.cleanup()
#! /usr/bin/env python
# Sound controlled McRoboFace by Robin Newman June 4th 2016
# requires picon zero hardware plus software library
# see circuitry in article at rbnrpi.wordpress.com
#version 1.2
import piconzero as pz, time
#setup piconzero card
pz.init()
pz.setInputConfig(1,0,True) # used for push button digital input (normally high using internal resistor)
pz.setOutputConfig(5, 3) # set output 5 to WS2812
pz.setInputConfig(0,1) # set to Analogue used to sample audio
#initialise variables used by the program
v=0 #adc value
offset=0 #rest adc value read when button pushed
opencount=0 #count cycles between shutting and next opening of mouth
shutcount=0 #count cycles between opening and next shutting of mouth
openFlag=0 #0 closed, 1 open
b=0 #current brightness
threshold=65 #trigger brightness level to open mouth
blast=0 #last brightness
openslot=8 #number of cycles for which mouth remains open (initial value)
shutslot=2 #number of cycles for which mouth remains closed (I have had this higher at 4: experiment with it!)
#define function to open or close mouth
def change(t): #parameter = 1 to open mouth anything else to close it
#False parameter so all updates done together once set up, when brightness changes
pz.setPixel(0,128,0,128,False) #end of mouth always this colour
pz.setPixel(5,128,0,128,False) #other end of mouth
if t==1: #going for open mouth
for i in xrange(1,5):#mouth set pixels for open state
pz.setPixel(i,128,0,128,False)
pz.setPixel(i+5,128,0,128,False)
for i in xrange(10,14): #pixels for closed mouth turned off
pz.setPixel(i,0,0,0,False)
else: #going for closed mouth
for i in xrange(1,5): #mouth
pz.setPixel(i,0,0,0,False)
pz.setPixel(i+5,0,0,0,False)
for i in xrange(10,14): #pixels for closed mouth turned on
pz.setPixel(i,128,0,128,False)
return
try:
pz.setAllPixels(128,0,128) #set an initial pixel state
pz.setPixel(15,0,255,0,False) #eye
pz.setPixel(16,0,255,0) #other eye
pz.setPixel(14,0,0,255) #nose
while True:
#adjust counters depending upon whether mouth open or closed
if openFlag==1:
opencount +=1 #increase count of number of cycles mouth is open
else:
shutcount+=1 #increase count of number of cycles mouth is closed
if (b>threshold) and (shutcount>shutslot) and (openFlag==0): #open mouth triggered by audio
opencount=0 #reset count to 0
openslot=int(b/10) #set openslot cycles according to brightness
openFlag=1 #opening so set flag
change(1) #open mouth
else:
if (opencount >openslot) and (openFlag==1 and b<threshold-20): #ensures stays open for at least openslot cycles
openFlag=0 #closing so reset flag
#shutslot=2 #doesn't change. set in intialisation
shutcount=0 #reset shutcount
change(-1) #close mouth
#now process brigthness level
v=pz.readInput(0)# read adc value from audio input
b=min(100,5*(abs(v-offset))+5) #calcuate next brigthness
print(b) #print to terminal
#check for offset calibration button
trigger=pz.readInput(1) #check for button pressed
if trigger==0: #normally high: 0 if pushed
offset=v #update offset value from current adc value
#now adjust brightness if changed sufficiently
if abs(blast-b)>10: #check if brightness has changed by at least 10 to reduce noise
pz.setBrightness(b) #update brightness
pz.updatePixels() #update all pixels
blast=b #save brightness value
time.sleep(0.01) #short sleep to keep response time good, just enough to allow ctrl-C to get a look in
except KeyboardInterrupt:
print
finally:
pz.cleanup() #reset picon zero board
#! /usr/bin/env python
# GNU GPL V3
# Test code for 4tronix Picon Zero
import piconzero as pz, time
pz.init()
pz.setOutputConfig(5, 3) # set output 5 to WS2812
rev = pz.getRevision()
print rev[0], rev[1]
try:
while True:
pz.setAllPixels(255,255,255)
time.sleep(1)
pz.setAllPixels(0,0,0)
time.sleep(1)
except KeyboardInterrupt:
print
finally:
pz.cleanup()
#! /usr/bin/env python
#testLedNumbers.py
# Testing McRoboFace led positions.
# requires picon zero hardware plus software library
import piconzero as pz, time
pz.init()
pz.setOutputConfig(5, 3) # set output 5 to WS2812 (code 3)
try:
while True:
for i in xrange(0,17):
pz.setPixel(i,0,0,255)
time.sleep(0.5)
pz.setAllPixels(0,0,0)
time.sleep(0.5)
except KeyboardInterrupt:
print
finally:
pz.cleanup() #reset picon zero board
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
You can’t perform that action at this time.