# Set the interrupt polarity to be active high and mirroring enabled, so
# pin 1 will trigger both INT A and INT B when a pin is grounded
io.set_interrupt_polarity(1)
io.mirror_interrupts(1)
# Set the interrupts default value to 0
io.set_interrupt_defaults(0, 0x00)
io.set_interrupt_defaults(1, 0x00)
# Set the interrupt type to be 1 for ports A and B so an interrupt is
# fired when a state change occurs
io.set_interrupt_type(0, 0x00)
io.set_interrupt_type(1, 0x00)
# Enable interrupts for pin 1
io.set_interrupt_on_port(0, 0x01)
io.set_interrupt_on_port(1, 0x00)
t = threading.Thread(target=background_thread)
t.daemon = True # set thread to daemon ('ok' won't be printed in this case)
t.start()
while 1:
"""
Do something in the main program loop while the interrupt checking is carried out in the background
"""
# wait 1 seconds
time.sleep(1)
# Set the interrupt polarity to be active high and mirroring enabled, so
# pin 1 will trigger both INT A and INT B when a pin is grounded
io.set_interrupt_polarity(1)
io.mirror_interrupts(1)
# Set the interrupts default value to 0
io.set_interrupt_defaults(0, 0x00)
io.set_interrupt_defaults(1, 0x00)
# Set the interrupt type to be 1 for ports A and B so an interrupt is
# fired when a state change occurs
io.set_interrupt_type(0, 0x00)
io.set_interrupt_type(1, 0x00)
# Enable interrupts for pin 1
io.set_interrupt_on_port(0, 0x01)
io.set_interrupt_on_port(1, 0x00)
t=threading.Thread(target=background_thread)
t.daemon = True # set thread to daemon ('ok' won't be printed in this case)
t.start()
while 1:
"""
Do something in the main program loop while the interrupt checking is carried out in the background
"""
# wait 1 seconds
time.sleep(1)
