50 lines
1.9 KiB
Python
50 lines
1.9 KiB
Python
import time
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import RPi.GPIO as GPIO # Import Raspberry Pi GPIO library
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from pubsub import pub
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from WebRelay import WebRelay
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def button_callback(channel):
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print("Button ", channel, " was pushed!")
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if channel == 11:
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rid = 0
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elif channel == 13:
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rid = 1
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elif channel == 16:
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rid = 2
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elif channel == 18:
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rid = 3
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pub.sendMessage("turn_relay_off", relay_id=rid)
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GPIO.setwarnings(False) # Ignore warning for now
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GPIO.setmode(GPIO.BOARD) # Use physical pin numbering
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GPIO.setup(11, GPIO.IN, pull_up_down=GPIO.PUD_UP) # Set pin 11 to be an input pin and set initial value to be pulled low (off)
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GPIO.setup(13, GPIO.IN, pull_up_down=GPIO.PUD_UP) # Set pin 13 to be an input pin and set initial value to be pulled low (off)
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GPIO.setup(16, GPIO.IN, pull_up_down=GPIO.PUD_UP) # Set pin 16 to be an input pin and set initial value to be pulled low (off)
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GPIO.setup(18, GPIO.IN, pull_up_down=GPIO.PUD_UP) # Set pin 18 to be an input pin and set initial value to be pulled low (off)
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GPIO.add_event_detect(11, GPIO.RISING, callback=button_callback) # Setup event on pin 11 rising edge
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GPIO.add_event_detect(13, GPIO.RISING, callback=button_callback) # Setup event on pin 13 rising edge
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GPIO.add_event_detect(16, GPIO.RISING, callback=button_callback) # Setup event on pin 16 rising edge
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GPIO.add_event_detect(18, GPIO.RISING, callback=button_callback) # Setup event on pin 18 rising edge
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if __name__ == "__main__":
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nc_dict = dict()
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nc_dict["ipaddr"] = "192.168.1.2"
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nc_dict["port"] = 502
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nc_dict["uid"] = 240
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modbus = WebRelay()
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modbus.apply_network_configs(nc_dict)
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modbus.connect_slave()
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# pub.subscribe(modbus.turn_relay_on, "turn_relay_on")
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pub.subscribe(modbus.turn_relay_off, "turn_relay_off")
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message = input("Press enter to quit\n\n") # Run until someone presses enter
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GPIO.cleanup() # Clean up
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modbus.disconnect_slave()
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