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Diffstat (limited to 'peripheral/libupm/examples/python/ldt0028.py')
-rw-r--r-- | peripheral/libupm/examples/python/ldt0028.py | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/peripheral/libupm/examples/python/ldt0028.py b/peripheral/libupm/examples/python/ldt0028.py deleted file mode 100644 index b6001a7..0000000 --- a/peripheral/libupm/examples/python/ldt0028.py +++ /dev/null @@ -1,66 +0,0 @@ -# Author: Sarah Knepper <sarah.knepper@intel.com> -# Copyright (c) 2014 Intel Corporation. -# -# Permission is hereby granted, free of charge, to any person obtaining -# a copy of this software and associated documentation files (the -# "Software"), to deal in the Software without restriction, including -# without limitation the rights to use, copy, modify, merge, publish, -# distribute, sublicense, and/or sell copies of the Software, and to -# permit persons to whom the Software is furnished to do so, subject to -# the following conditions: -# -# The above copyright notice and this permission notice shall be -# included in all copies or substantial portions of the Software. -# -# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -# 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', \ - 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 |