Example #1
0
	def __init__(self, pwm0, pwm1, pwm2, pwm3):
		"""
		"""
		self.mux = MCP230XX(0x20, 16, 1)

		for pin in range(0, 15):
			self.mux.config(pin, OUT)

		# this can be:
		# BOARD -> Board numbering scheme. The pin numbers follow the pin numbers on header P1.
		# BCM -> Broadcom chip-specific pin numbers.
# 		GPIO.setmode(GPIO.BCM)
		setmode(BCM)  # Pi cover uses BCM pin numbers, GPIO.BCM = 11
		setup([pwm0, pwm1, pwm2, pwm3], OUT)  # GPIO.OUT = 0

		freq = 100.0  # Hz
		self.motor0 = PWM(pwm0, freq)
		self.motor1 = PWM(pwm1, freq)
		self.motor2 = PWM(pwm2, freq)
		self.motor3 = PWM(pwm3, freq)

		self.motor0.start(0)
		self.motor1.start(0)
		self.motor2.start(0)
		self.motor3.start(0)
Example #2
0
 def __init__(self, controller, pwm_pin, dir_pin):
     self.MC = controller
     if (pwm_pin < 0) or (pwm_pin > 15):
         raise NameError('PWM pin must be between 0 and 15 inclusive')
     self.pwm_pin = pwm_pin
     self.dir_pin = dir_pin
     GPIO.setwarnings(False)
     setup(dir_pin, OUT)
Example #3
0
def setup_gpio():
    setmode(BCM)
    setwarnings(False)

    for led in LEDS:
        setup(led, OUT)

    setup(BUTTON, IN, pull_up_down=PUD_UP)
    cleanup()
def setup_sensor():
    '''Setup the environment
    mode BCM
    using TRIGGER as output
    using ECHO    as input
    '''
    setmode(BCM)
    setup(PIN_TRIGGER, OUT)
    setup(PIN_ECHO, IN)
Example #5
0
    def __init__(self, controller, pwm_pin, sleep_pin, dir_pin):
        self.MC = controller
        if (pwm_pin < 0) or (pwm_pin > 15):
            raise NameError('PWM pin must be between 0 and 15 inclusive')

        self.pwm_pin = pwm_pin
        self.sleep_pin = sleep_pin
        setup(sleep_pin, OUT)
        self.dir_pin = dir_pin
        setup(dir_pin, OUT)
Example #6
0
def setup_gpio():

    setmode(BCM)
    setwarnings(False)

    for led in TOP_ROW + MIDDLE_ROW + BOTTOM_ROW:
        setup(led, OUT)

    setup(TOP_ADD_BUTTON, IN, pull_up_down=PUD_UP)
    setup(TOP_SUB_BUTTON, IN, pull_up_down=PUD_UP)
    setup(BOT_ADD_BUTTON, IN, pull_up_down=PUD_UP)
    setup(BOT_SUB_BUTTON, IN, pull_up_down=PUD_UP)
    cleanup()
Example #7
0
    def __init__(self, gpio, active=True, direction="OUT", state="LOW"):
        directions = {"IN": IN, "OUT": OUT}
        states = {"LOW": self.low, "HIGH": self.high}

        assert isinstance(gpio, int), gpio
        assert isinstance(active, bool), active
        assert direction in directions, direction
        assert state in states, state

        self.gpio = gpio
        self.active = active

        setwarnings(False)
        setmode(BCM)
        setup(self.gpio, directions[direction])

        states[state]()
Example #8
0
def setup_env() :
    '''set up the PINs
    
    Disabble warnings in case of pins already 
        in use due to another program before
    '''
    setwarnings (False)
    
    setmode (BCM)
    setup (PIN_LED,     OUT)
    setup (PIN_TRIGGER, OUT)
    setup (PIN_ECHO,    IN )
Example #9
0
def setup_gpio():

    setmode(BCM)
    setwarnings(False)

    for led in BIT_LEDS + [ONE_HUNDRED_LED, TWO_HUNDRED_LED]:
        setup(led, OUT)

    for segment in LSD + MSD:
        setup(segment, OUT)

    setup(BEEPER, OUT)
    setup(BUTTON, IN, pull_up_down=PUD_UP)

    cleanup()

    for segment in [0, 1, 2, 3, 4, 5]:
        output(LSD[segment], HIGH)
        output(MSD[segment], HIGH)
Example #10
0
 def __init__(self):
     setmode(BCM)
     setup(ELEMENT_GPIO_PIN, OUT, initial=LOW)
Example #11
0
from picamera import PiCamera
from picamera.array import PiRGBArray
from steering import turn, kill
from RPi.GPIO import IN, setmode, setup, BCM, add_event_detect, BOTH, input
from breaking import dobrake
import threading
#ser = Serial('/dev/ttyACM0', 115200)
camera = PiCamera()
stream = PiRGBArray(camera)
brake_pin = 12
half = pi / 2
#braking = False
mph = 0

setmode(BCM)
setup(brake_pin, IN)

#mh = Adafruit_MotorHAT()
# throttle = mh.getStepper(200, 1)  # 200 steps/rev, port (1 or 2)
# throttle.setSpeed(40)  # 40 RPM
steps = 30

# def cruise():
#     global steps
#     throttle.step(steps, Adafruit_MotorHAT.FORWARD, Adafruit_MotorHAT.DOUBLE)

#Cruise Control: pulses throttle while speed <2 mph
#thr = threading.Thread(target = cruise)
braked = False

Example #12
0
from RPi.GPIO import setup, OUT, PWM, output, LOW, HIGH, cleanup, setmode, BCM
from wsgiref.simple_server import make_server
from pyramid.config import Configurator
from pyramid.response import Response

__author__ = 'root'

setmode(BCM)

setup(17, OUT)
setup(20, OUT)
setup(22, OUT)
setup(5, OUT)
setup(6, OUT)
setup(13, OUT)

isForward = None
isBackward = None

def default_response():
    return Response('<font size=400><center>'
                    '<a href=/move/f>forward</a><br><br>'
                    '<a href=/move/l>left</a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'
                    '<a href=/move/s>stop</a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'
                    '<a href=/move/r>right</a><br><br>'
                    '<a href=/move/b>backward</a></center></font>')

def right(duty=100):
    output(5, HIGH)
    output(6, LOW)
    p2.ChangeDutyCycle(float(duty))
Example #13
0
def off():
    setup(7, IN)
Example #14
0
#!/usr/bin/env python

import os
from pytz import timezone
from subprocess import Popen, PIPE
from datetime import datetime
from time import sleep, strftime

from RPi.GPIO import BCM, IN, setup, setmode, input

setmode(BCM)
setup(18, IN)

class Adafruit_CharLCD(object):

    # commands
    LCD_CLEARDISPLAY        = 0x01
    LCD_RETURNHOME          = 0x02
    LCD_ENTRYMODESET        = 0x04
    LCD_DISPLAYCONTROL      = 0x08
    LCD_CURSORSHIFT         = 0x10
    LCD_FUNCTIONSET         = 0x20
    LCD_SETCGRAMADDR        = 0x40
    LCD_SETDDRAMADDR        = 0x80

    # flags for display entry mode
    LCD_ENTRYRIGHT          = 0x00
    LCD_ENTRYLEFT           = 0x02
    LCD_ENTRYSHIFTINCREMENT = 0x01
    LCD_ENTRYSHIFTDECREMENT = 0x00
from RPi.GPIO import setmode, setup, output, BCM, OUT, HIGH, LOW
# imports functions from the RPi.GPIO library
from time import sleep

setmode(BCM)
# pins are called by the number on the pi

ledRED = 17
ledGREEN = 16
# red led = pin 17
# green led = pin 16

setup(ledRED, OUT)
setup(ledGREEN, OUT)
# sets led pins as outputs

count = 0
# counter starts at 0

while count < 10:
    # until each led has blinked 10 times
    output(ledRED, HIGH)
    output(ledGREEN, LOW)
    # turns the red led on and green one off
    sleep(1)
    output(ledRED, LOW)
    output(ledGREEN, HIGH)
    # turns the red led off and green one on
    sleep(1)
    count = count + 1
# adds one to the counter
Example #16
0
'''

import RPi.GPIO
from RPi.GPIO import cleanup
from RPi.GPIO import output
from RPi.GPIO import setup
from RPi.GPIO import setmode
from RPi.GPIO import BCM
from RPi.GPIO import HIGH
from RPi.GPIO import LOW
from RPi.GPIO import OUT

import time
from time import sleep

DELAY = 1
PIN_LED = 18

if __name__ == '__main__':
    setmode(BCM)
    setup(PIN_LED, OUT)

    while True:
        try:
            output(PIN_LED, HIGH)
            sleep(DELAY)
            output(PIN_LED, LOW)
            sleep(DELAY)
        except (KeyboardInterrupt, SystemExit) as e:
            cleanup()
Example #17
0
from RPi.GPIO import setup, setmode, output, BCM, OUT, LOW, HIGH, setwarnings
import json

with open("/home/pi/TeerApp/TeerApp/config.json", 'r') as f:
    pins = json.load(f).values()
setmode(BCM)
setwarnings(False)
setup(pins, OUT)
output(pins, LOW)
Example #18
0
def on():
    setup(7, OUT)
    output(7, True)
Example #19
0
	def __init__(self):
		setmode(BCM)
		setup(STATUS_GPIO_PIN, OUT, initial=LOW)
Example #20
0
def getRequestedTemp():
    return (json.loads(urlopen(Request(requestedTemperature, **requestOpts)).read().decode("utf-8")))["tempF"]


def setRequestedTemp(f):
    urlopen(
        Request(url=requestedTemperature, method="PUT", data=json.dumps({"tempF": f}).encode("utf-8"), **requestOpts)
    )


PIN_KNOB_A = 1
PIN_KNOB_B = 4
PIN_BUTTON = 0

setmode(BCM)
setup(PIN_KNOB_A, IN, PUD_UP)
setup(PIN_KNOB_B, IN, PUD_UP)
setup(PIN_BUTTON, IN, PUD_UP)

print("reading knob and button, writing to %s" % requestedTemperature)
prev = None
prevButton = 0
buttonHold = 0
step = 0.02
while True:
    a, b = pinInput(PIN_KNOB_A), pinInput(PIN_KNOB_B)
    button = not pinInput(PIN_BUTTON)
    pos = (b * 2) + (a ^ b)

    if prev is None:
        prev = pos
Example #21
0
from RPi.GPIO import cleanup, setmode, setup, output, BOARD, OUT, IN, setwarnings
from time import sleep

setmode(BOARD)

setwarnings(False)

setup(7, IN)

def on():
    setup(7, OUT)
    output(7, True)
def off():
    setup(7, IN)
    

def blink(n = 5, s = .1):
    for i in range(n):
        on()
        sleep(s)
        off()
        sleep(s)
Example #22
0
from RPi.GPIO import setmode, setwarnings, setup, output, BCM, HIGH, LOW, OUT, cleanup
from time import sleep

pins = [17, 27, 22, 23]

setmode(BCM)
setwarnings(False)

for i in pins:
    setup(i, OUT)
    output(i, 0)

c = [
    [1,0,0,0],
    [1,1,0,0],
    [0,1,0,0],
    [0,1,1,0],
    [0,0,1,0],
    [0,0,1,1],
    [0,0,0,1],
    [1,0,0,1]
]

for i in range(512):
    for i in range(8):

        for j in range(4):
            output(pins[j], c[i][j])

        sleep(0.01)
Example #23
0
import requests
import json
from RPi.GPIO import setmode, IN, OUT, BCM, setup, add_event_detect, RISING
import pygame

setmode(BCM)

PLAYER1_CHANNEL = 18
PLAYER2_CHANNEL = 4

BUTTON_COOLDOWN = 1200

setup(PLAYER1_CHANNEL, IN)
setup(PLAYER2_CHANNEL, IN)

pygame.mixer.init()
sound = pygame.mixer.Sound('ping.ogg')


def player_scored(player_number):
    print("Player {} scored!".format(player_number))
    requests.post(
        'http://localhost:3000/scores',
        data=json.dumps({'player': player_number}),
        headers={'content-type': 'application/json'}
    )
    sound.play()


add_event_detect(PLAYER1_CHANNEL, RISING, callback=lambda _: player_scored(1), bouncetime=BUTTON_COOLDOWN)
add_event_detect(PLAYER2_CHANNEL, RISING, callback=lambda _: player_scored(2), bouncetime=BUTTON_COOLDOWN)
Example #24
0
from RPi.GPIO import cleanup, setmode, setup, output, BOARD, OUT
from time import sleep

setmode(BOARD)
setup(7, OUT)

def on():
    output(7, True)
def off():
    output(7, False)
def blink(n=5, s=.5):
    for i in range(n):
        on()
        sleep(s)
        off()
        sleep(s)

To_Morse = dict({"A": ".-", "B": "-...", "C": "-.-.", "D": "-..", "E": ".", "F": "..-.", "G": "--.", "H": "....", "I": "..", "J": ".---", "K": "-.-", "L": ".-..", "M": "--", "N": "-.", "O": "---", "P": ".--.", "Q": "--.-", "R": ".-.", "S": "...", "T": "-", "U": "..-", "V": "...-", "W": ".--", "X": "-..-", "Y": "-.--", "Z": "--..", "1": ".----", "2": "..---", "3": "...--", "4": "....-", "5": "-....", "6": "--...", "7": "---..", "8": "----.", "9": "----.", "0": "-----"})

def getMorse(inputText):
    nuString = ""
    for i in inputText:
        if i == " ":
            nuString = nuString + To_Morse[i.upper()] + "|"
        else:
            nuString = nuString + " "
    return nuString


def parseOneZero(string):
    pass
Example #25
0
 def __init__(self):
     """Initialise GPIO pins."""
     setmode(BOARD)
     setup(ULN2003.OUTPUT_PINS, OUT, initial=LOW)
Example #26
0
#!/usr/bin/env python

import os
from pytz import timezone
from subprocess import Popen, PIPE
from datetime import datetime
from time import sleep, strftime

from RPi.GPIO import BCM, IN, setup, setmode, input

setmode(BCM)
setup(18, IN)


class Adafruit_CharLCD(object):

    # commands
    LCD_CLEARDISPLAY = 0x01
    LCD_RETURNHOME = 0x02
    LCD_ENTRYMODESET = 0x04
    LCD_DISPLAYCONTROL = 0x08
    LCD_CURSORSHIFT = 0x10
    LCD_FUNCTIONSET = 0x20
    LCD_SETCGRAMADDR = 0x40
    LCD_SETDDRAMADDR = 0x80

    # flags for display entry mode
    LCD_ENTRYRIGHT = 0x00
    LCD_ENTRYLEFT = 0x02
    LCD_ENTRYSHIFTINCREMENT = 0x01
    LCD_ENTRYSHIFTDECREMENT = 0x00
 def __init_rasp_config (self) :
     setmode (BCM)
     setup   (PIN_SIG, OUT)
     output  (PIN_SIG, LOW)