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Update 11_dice.py: added missing functions #12

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Update 11_dice.py: added missing functions #12

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30 changes: 20 additions & 10 deletions 11_dice.py
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Original file line number Diff line number Diff line change
@@ -1,6 +1,8 @@
#!/usr/bin/env python
import RPi.GPIO as GPIO
import time
from random import randint


# Set up pins
SDI = 17
Expand All @@ -12,9 +14,6 @@
# Define a segment code from 0 to 6 in Hexadecimal
SegCode = [0x06, 0x5b, 0x4f, 0x66, 0x6d, 0x7d]

# Used to record button press
flag = 0

def print_msg():
print 'Program is running...'
print 'Please press Ctrl+C to end the program...'
Expand All @@ -24,8 +23,7 @@ def setup():
GPIO.setup(SDI, GPIO.OUT, initial=GPIO.LOW)
GPIO.setup(RCLK, GPIO.OUT, initial=GPIO.LOW)
GPIO.setup(SRCLK, GPIO.OUT, initial=GPIO.LOW)
GPIO.setup(TouchPin, GPIO.IN)
GPIO.add_event_detect(TouchPin, GPIO.RISING)
GPIO.setup(TouchPin, GPIO.IN, pull_up_down=GPIO.PUD_UP)

# Shift the data to 74HC595
def hc595_shift(dat):
Expand All @@ -38,10 +36,22 @@ def hc595_shift(dat):
time.sleep(0.001)
GPIO.output(RCLK, GPIO.LOW)

def randomISR():
if GPIO.event_detect(TouchPin):
flag = 1
def loop():
while True:
if not GPIO.input(TouchPin):
hc595_shift(SegCode[randint(0,5)])
time.sleep(2.0)

hc595_shift(SegCode[randint(0,5)])
time.sleep(0.060)

def destroy(): #When program ending, the function is executed.
GPIO.cleanup()

def main():
if __name__ == '__main__': #Program starting from here
print_msg()

setup()
try:
loop()
except KeyboardInterrupt:
destroy()