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Software/Python/grove_4_digit_display.py
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Software/Python/grove_4_digit_display.py
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#!/usr/bin/env python
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#
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# GrovePi Example for using the Grove 4 Digit Display ( http://www.seeedstudio.com/wiki/Grove_-_4-Digit_Display)
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#
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# The GrovePi connects the Raspberry Pi and Grove sensors. You can learn more about GrovePi here: http://www.dexterindustries.com/GrovePi
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#
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# Have a question about this example? Ask on the forums here: http://forum.dexterindustries.com/c/grovepi
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#
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'''
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## License
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The MIT License (MIT)
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GrovePi for the Raspberry Pi: an open source platform for connecting Grove Sensors to the Raspberry Pi.
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Copyright (C) 2017 Dexter Industries
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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'''
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# NOTE: 4x red 7 segment display with colon and 8 luminance levels, but no decimal points
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import time
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import grovepi
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# Connect the Grove 4 Digit Display to digital port D5
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# CLK,DIO,VCC,GND
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display = 5
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grovepi.pinMode(display,"OUTPUT")
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# If you have an analog sensor connect it to A0 so you can monitor it below
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sensor = 0
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grovepi.pinMode(sensor,"INPUT")
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time.sleep(.5)
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# 4 Digit Display methods
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# grovepi.fourDigit_init(pin)
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# grovepi.fourDigit_number(pin,value,leading_zero)
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# grovepi.fourDigit_brightness(pin,brightness)
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# grovepi.fourDigit_digit(pin,segment,value)
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# grovepi.fourDigit_segment(pin,segment,leds)
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# grovepi.fourDigit_score(pin,left,right)
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# grovepi.fourDigit_monitor(pin,analog,duration)
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# grovepi.fourDigit_on(pin)
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# grovepi.fourDigit_off(pin)
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while True:
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try:
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print ("Test 1) Initialise")
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grovepi.fourDigit_init(display)
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time.sleep(.5)
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print ("Test 2) Set brightness")
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for i in range(0,8):
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grovepi.fourDigit_brightness(display,i)
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time.sleep(.2)
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time.sleep(.3)
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# set to lowest brightness level
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grovepi.fourDigit_brightness(display,0)
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time.sleep(.5)
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print ("Test 3) Set number without leading zeros")
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leading_zero = 0
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grovepi.fourDigit_number(display,1,leading_zero)
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time.sleep(.5)
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grovepi.fourDigit_number(display,12,leading_zero)
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time.sleep(.5)
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grovepi.fourDigit_number(display,123,leading_zero)
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time.sleep(.5)
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grovepi.fourDigit_number(display,1234,leading_zero)
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time.sleep(.5)
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print ("Test 4) Set number with leading zeros")
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leading_zero = 1
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grovepi.fourDigit_number(display,5,leading_zero)
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time.sleep(.5)
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grovepi.fourDigit_number(display,56,leading_zero)
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time.sleep(.5)
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grovepi.fourDigit_number(display,567,leading_zero)
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time.sleep(.5)
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grovepi.fourDigit_number(display,5678,leading_zero)
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time.sleep(.5)
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print ("Test 5) Set individual digit")
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grovepi.fourDigit_digit(display,0,2)
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grovepi.fourDigit_digit(display,1,6)
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grovepi.fourDigit_digit(display,2,9)
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grovepi.fourDigit_digit(display,3,15) # 15 = F
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time.sleep(.5)
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print ("Test 6) Set individual segment")
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grovepi.fourDigit_segment(display,0,118) # 118 = H
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grovepi.fourDigit_segment(display,1,121) # 121 = E
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grovepi.fourDigit_segment(display,2,118) # 118 = H
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grovepi.fourDigit_segment(display,3,121) # 121 = E
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time.sleep(.5)
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grovepi.fourDigit_segment(display,0,57) # 57 = C
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grovepi.fourDigit_segment(display,1,63) # 63 = O
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grovepi.fourDigit_segment(display,2,63) # 63 = O
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grovepi.fourDigit_segment(display,3,56) # 56 = L
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time.sleep(.5)
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print ("Test 7) Set score")
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grovepi.fourDigit_score(display,0,0)
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time.sleep(.2)
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grovepi.fourDigit_score(display,1,0)
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time.sleep(.2)
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grovepi.fourDigit_score(display,1,1)
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time.sleep(.2)
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grovepi.fourDigit_score(display,1,2)
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time.sleep(.2)
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grovepi.fourDigit_score(display,1,3)
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time.sleep(.2)
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grovepi.fourDigit_score(display,1,4)
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time.sleep(.2)
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grovepi.fourDigit_score(display,1,5)
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time.sleep(.5)
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print ("Test 8) Set time")
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grovepi.fourDigit_score(display,12,59)
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time.sleep(.5)
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print ("Test 9) Monitor analog pin")
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seconds = 10
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grovepi.fourDigit_monitor(display,sensor,seconds)
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time.sleep(.5)
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print ("Test 10) Switch all on")
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grovepi.fourDigit_on(display)
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time.sleep(.5)
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print ("Test 11) Switch all off")
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grovepi.fourDigit_off(display)
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time.sleep(.5)
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except KeyboardInterrupt:
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grovepi.fourDigit_off(display)
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break
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except IOError:
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print ("Error")
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