71 lines
1.9 KiB
Lua
71 lines
1.9 KiB
Lua
--- 模块功能：LED闪灯模块
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-- @module led
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-- @author openLuat
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-- @license MIT
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-- @copyright openLuat
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-- @release 2018.02.04
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module(..., package.seeall)
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--- 闪烁指示灯
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-- @function ledPin ledPin(1)用pins.setup注册返回的方法
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-- @number light light-亮灯时间ms
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-- @number dark dark-灭灯时间ms
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-- @return nil
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-- @usage led.blinkPwm(lenPin,500,500)
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-- @usage 调用函数需要使用任务支持
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function blinkPwm(ledPin, light, dark)
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ledPin(1)
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sys.wait(light)
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ledPin(0)
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sys.wait(dark)
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end
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--- 等级指示灯
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-- @function ledPin ledPin(1)用pins.setup注册返回的方法
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-- @number bl 亮灯时间ms
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-- @number bd 灭灯时间ms
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-- @number cnt 重复次数 (等级的级别,亮灭1次算数字1)
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-- @number gap 间隔时间 (每次循环周期的间隔)
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-- @return nil
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-- @usage led.leveled(ledPin,200,200,4,1000)
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-- @usage 调用函数需要使用任务支持
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function levelLed(ledPin, bl, bd, cnt, gap)
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if not (ledPin and bl and bd and cnt and gap) then return end
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for i = 1, cnt do blinkPwm(ledPin, bl, bd) end
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sys.wait(gap)
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end
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--- 呼吸灯
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-- @function ledPin 呼吸灯的ledPin(1)用pins.setup注册返回的方法
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-- @return nil
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-- @usage led.breateLed(ledPin)
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-- @usage 调用函数需要使用任务支持
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function breateLed(ledPin)
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-- 呼吸灯的状态、PWM周期
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local bLighting, bDarking, LED_PWM = false, true, 18
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if bLighting then
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for i = 1, LED_PWM - 1 do
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ledPin(0)
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sys.wait(i)
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ledPin(1)
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sys.wait(LED_PWM - i)
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end
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bLighting = false
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bDarking = true
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ledPin(0)
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sys.wait(700)
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end
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if bDarking then
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for i = 1, LED_PWM - 1 do
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ledPin(0)
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sys.wait(LED_PWM - i)
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ledPin(1)
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sys.wait(i)
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end
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bLighting = true
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bDarking = false
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ledPin(1)
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sys.wait(700)
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end
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end
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