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#################################################################################### | |
#This quiz is based on sample Bare conductive code - see licence information below# | |
#################################################################################### | |
# # | |
# Bare Conductive Pi Cap # | |
# ---------------------- # | |
# # | |
# simple-touch.py - simple MPR121 touch detection demo with stdout output # | |
# # | |
# Written for Raspberry Pi. # | |
# | |
# Bare Conductive code written by Szymon Kaliski. | |
# | |
# This work is licensed under a MIT license https://opensource.org/licenses/MIT | |
# | |
# Copyright (c) 2016, Bare Conductive | |
# | |
# 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 signal, sys, MPR121 | |
try: | |
sensor = MPR121.begin() | |
except Exception as e: | |
sys.exit(1) | |
# handle ctrl+c gracefully | |
def signal_handler(signal, frame): | |
sys.exit(0) | |
signal.signal(signal.SIGINT, signal_handler) | |
def check_answer(expected): | |
while True: | |
if sensor.touch_status_changed(): | |
sensor.update_touch_data() | |
if sensor.is_new_touch(expected): | |
if expected !=99: | |
print ("Correct") | |
state = True | |
return state | |
break | |
else: | |
if expected !=99: | |
print ("Incorrect") | |
state = False | |
return state | |
break | |
score = 0 | |
print ("To check if everything is working press the start button") | |
state = check_answer(4) | |
if state == False: | |
print ("You pressed the wrong button") | |
state = check_answer(99) | |
print ("1. This component is found in the mains plug and will blow if too much current flows") | |
state = check_answer(11) | |
if state == True: | |
score +=1 | |
time.sleep(1) | |
state = check_answer(99) | |
print ("2. This measures the voltage (pd) in a circuit") | |
state = check_answer(0) | |
if state == True: | |
score +=1 | |
time.sleep(1) | |
state = check_answer(99) | |
print ("3. [True or False] An ammeter is connected in series in the circuit") | |
state = check_answer(10) | |
if state == True: | |
score +=1 | |
time.sleep(1) | |
state = check_answer(99) | |
print ("4. This component changes the resistance in a circuit and can be used as a dimmer switch for a light") | |
state = check_answer(1) | |
if state == True: | |
score +=1 | |
time.sleep(1) | |
state = check_answer(99) | |
print ("5. [True or False] The units of resistance are Watts (W)") | |
state = check_answer(9) | |
time.sleep(1) | |
if state == True: | |
score +=1 | |
state = check_answer(99) | |
print ("6. [True or False] An ammeter is connected in parallel in the circuit") | |
state = check_answer(10) | |
time.sleep(1) | |
if state == True: | |
score +=1 | |
state = check_answer(99) | |
print ("7. This component's resistance varies with light level") | |
state = check_answer(3) | |
time.sleep(1) | |
if state == True: | |
score +=1 | |
state = check_answer(99) | |
print ("8. This component converts electrical energy into light energy") | |
state = check_answer(6) | |
time.sleep(1) | |
if state == True: | |
score +=1 | |
state = check_answer(99) | |
print ("9. This component's resistance varies with temperature") | |
state = check_answer(2) | |
time.sleep(1) | |
if state == True: | |
score +=1 | |
state = check_answer(99) | |
print ("10. This is the symbol for a fixed resistor") | |
state = check_answer(5) | |
time.sleep(1) | |
if state == True: | |
score +=1 | |
state = check_answer(99) | |
print ("11. You would use this component to measure the current flowing in a circuit") | |
state = check_answer(7) | |
time.sleep(1) | |
if state == True: | |
score +=1 | |
state = check_answer(99) | |
print ("Quiz over") | |
print ("---- ----") | |
print ("") | |
print ("Your score is " + str(score)) |
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