64 lines
2.5 KiB
Python
64 lines
2.5 KiB
Python
#!/usr/bin/env python
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# GrovePi LED blink Example for the Grove LED Socket (http://www.seeedstudio.com/wiki/Grove_-_LED_Socket_Kit)
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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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import time
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from grovepi import *
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# Connect the Grove LED to digital port D4
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led = 4
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pinMode(led,"OUTPUT")
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time.sleep(1)
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print ("This example will blink a Grove LED connected to the GrovePi+ on the port D{}.\nIf you're having trouble seeing the LED blink, be sure to check the LED connection and the port number.\nYou may also try reversing the direction of the LED on the sensor.".format(led))
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print (" ")
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print ("Connect the LED to the D{} port !".format(led))
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while True:
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try:
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#Blink the LED
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digitalWrite(led,1) # Send HIGH to switch on LED
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print ("LED ON!")
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time.sleep(1)
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digitalWrite(led,0) # Send LOW to switch off LED
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print ("LED OFF!")
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time.sleep(1)
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except KeyboardInterrupt: # Turn LED off before stopping
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digitalWrite(led,0)
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break
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except IOError: # Print "Error" if communication error encountered
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print ("Error")
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