NodeMCU 继电器

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Drawn 10月 12, 2017 
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REALY = 0

gpio.mode(REALY, gpio.OUTPUT)

COUNTER = 0

function relay_act()

	COUNTER = COUNTER + 1

	if(COUNTER % 2 == 0) then

		gpio.write(REALY, gpio.HIGH)

	else

		gpio.write(REALY, gpio.LOW)

	end

	print("----Relay action")

end

tmr.register(0, 5000, tmr.ALARM_AUTO, relay_act)

tmr.start(0)