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unit Alarm2P

em.examples.basic/Alarm2P.em
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package em.examples.basic

from em$distro import BoardC
from BoardC import AppLed

from em.utils import AlarmMgr
from em.utils import FiberMgr

module Alarm2P

private:

    function blinkFB: FiberMgr.FiberBodyFxn

    config alarm: AlarmMgr.Alarm&
    config blinkF: FiberMgr.Fiber&

    var counter: uint32

end

def em$construct()
    blinkF = FiberMgr.createH(blinkFB)
    alarm = AlarmMgr.createH(blinkF)
end

def em$run()
    blinkF.post()
    FiberMgr.run()
end

def blinkFB(arg)
    %%[c]
    counter += 1
    if counter & 0x1
        AppLed.wink(100)    # 100ms
    else
        AppLed.wink(5)      # 5ms
    end
    alarm.wakeupAt(384)     # 1.5s window 
end