def __init__(self, threshold=100):
# Create the LDT0-028 Piezo Vibration Sensor object using AIO pin 0
self.sensor = ldt0028.LDT0028(0)
self.average = 0
self.state = 0
self.text = 'Silence'
self.threshold = threshold
def __init__(self):
# Create the LDT0-028 Piezo Vibration Sensor object using AIO pin 0
self.piezo = ldt0028.LDT0028(0)
# Create the light sensor object using AIO pin 1
self.light = grove.GroveLight(1)
#led on D5
self.led = mraa.Gpio(5)
self.led.dir(mraa.DIR_OUT)
self.mic = upmMicrophone.Microphone(2)
self.threshContext = upmMicrophone.thresholdContext()
self.threshContext.averageReading = 0
self.threshContext.runningAverage = 0
self.threshContext.averagedOver = 2
def main():
NUMBER_OF_SECONDS = 10
SAMPLES_PER_SECOND = 50
THRESHOLD = 100
# Create the LDT0-028 Piezo Vibration Sensor object using AIO pin 0
sensor = ldt0028.LDT0028(0)
# Read the signal every 20 milliseconds for 10 seconds
print 'For the next', NUMBER_OF_SECONDS, 'seconds,', \
SAMPLES_PER_SECOND, 'samples will be taken every second.\n'
buffer = array.array('H')
for i in range(0, NUMBER_OF_SECONDS * SAMPLES_PER_SECOND):
buffer.append(sensor.getSample())
time.sleep(1.0 / SAMPLES_PER_SECOND)
# Print the number of times the reading was greater than the threshold
count = 0
for i in range(0, NUMBER_OF_SECONDS * SAMPLES_PER_SECOND):
if buffer[i] > THRESHOLD:
count += 1
print sensor.name(), ' exceeded the threshold value of', \
THRESHOLD, 'a total of', count, 'times,'
print 'out of a total of', NUMBER_OF_SECONDS*SAMPLES_PER_SECOND, \
'reading.\n'
# Print a graphical representation of the average value sampled
# each second for the past 10 seconds, using a scale factor of 15
print 'Now printing a graphical representation of the average reading '
print 'each second for the last', NUMBER_OF_SECONDS, 'seconds.'
SCALE_FACTOR = 15
for i in range(0, NUMBER_OF_SECONDS):
sum = 0
for j in range(0, SAMPLES_PER_SECOND):
sum += buffer[i * SAMPLES_PER_SECOND + j]
average = sum / SAMPLES_PER_SECOND
stars_to_print = int(round(average / SCALE_FACTOR))
print '(' + repr(int(
round(average))).rjust(4) + ') |', '*' * stars_to_print
# Delete the sensor object
del sensor
def __init__(self):
self.screen = pyupm_i2clcd.Jhd1313m1(6, 0x3E, 0x62)
self.clearScreen()
self.light = grove.GroveLight(2)
self.mic = upmMicrophone.Microphone(1)
self.threshContext = upmMicrophone.thresholdContext()
self.threshContext.averageReading = 0
self.threshContext.runningAverage = 0
self.threshContext.averagedOver = 2
self.piezo = ldt0028.LDT0028(0)
self.button = mraa.Gpio(3)
self.button.dir(mraa.DIR_IN)
self.buzzer = mraa.Gpio(6)
self.buzzer.dir(mraa.DIR_OUT)
self.buzzer.write(0)
import pyupm_mma7660 as accelerometerSensor
#######################################################################
#VARIABLES
#######################################################################
#Create the light sensor object using AIO pin 0
lightValue = grove.GroveLight(0)
#Create the loudness sensor object using AIO pin 1
loudnessValue = loudnessSensor.Loudness(1, 3.0)
#Create the temperature sensor object using AIO pin 2
#tempValue2 = mraa.Aio(2)
#Create the vibration sensor object using AIO pin 3
vibrationValue = vibrationSensor.LDT0028(3)
try:
#Create the accelerometer sensor object using I2C 0
accelerometerValue = accelerometerSensor.MMA7660(
accelerometerSensor.MMA7660_DEFAULT_I2C_BUS,
accelerometerSensor.MMA7660_DEFAULT_I2C_ADDR)
print(accelerometerSensor.MMA7660_DEFAULT_I2C_BUS)
#Place device in standby
accelerometerValue.setModeStandby()
#Place device into active mode
accelerometerValue.setModeActive()
ax = accelerometerSensor.new_floatp()
ay = accelerometerSensor.new_floatp()
az = accelerometerSensor.new_floatp()
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
import time
import array
import pyupm_ldt0028 as ldt0028
NUMBER_OF_SECONDS = 10
SAMPLES_PER_SECOND = 50
THRESHOLD = 100
# Create the LDT0-028 Piezo Vibration Sensor object using AIO pin 0
sensor = ldt0028.LDT0028(0)
# Read the signal every 20 milliseconds for 10 seconds
print 'For the next', NUMBER_OF_SECONDS, 'seconds,', \
SAMPLES_PER_SECOND, 'samples will be taken every second.\n'
buffer = array.array('H')
for i in range(0, NUMBER_OF_SECONDS * SAMPLES_PER_SECOND):
buffer.append(sensor.getSample())
time.sleep(1.0/SAMPLES_PER_SECOND)
# Print the number of times the reading was greater than the threshold
count = 0
for i in range(0, NUMBER_OF_SECONDS * SAMPLES_PER_SECOND):
if buffer[i] > THRESHOLD:
count += 1
print sensor.name(), ' exceeded the threshold value of', \
def get_actuator(self):
return pyupm_ldt0028.LDT0028(self.pin)
