webduino.module.RFID
The RFID class.
RFID reader is used to track nearby tags by wirelessly reading a tag's unique ID.
Table of Contents
Constructor
webduino.module.RFID
-
board
Parameters:
-
board
webduino.BoardBoard that the RFID is attached to.
Methods
addListener
-
type
-
listener
Add a listener for a certain type of event.
Parameters:
-
type
StringEvent type.
-
listener
FunctionEvent listener.
destroy
()
Stop reading RFID and remove all listeners.
emit
-
type
-
object,...
Emit an event of certain type.
Parameters:
-
type
StringEvent type.
-
[object,...]
Object optionalEvent object(s).
listeners
-
type
Return the listener list bound to certain type of event.
Parameters:
-
type
StringEvnet type.
off
-
evtType
-
handler
Remove listener.
Parameters:
-
evtType
StringType of event.
-
handler
FunctionCallback function.
on
-
type
-
listener
Alias for EventEmitter.addListener(type, listener)
Parameters:
-
type
StringEvent type.
-
listener
FunctionEvent listener.
once
-
type
-
listener
Add a one-time listener for a certain type of event.
Parameters:
-
type
StringEvent type.
-
listener
FunctionEvent listener.
read
-
enterHandler
-
leaveHandler
Start reading RFID.
Parameters:
-
[enterHandler]
Function optionalCallback when RFID entered.
-
[leaveHandler]
Function optionalCallback when RFID leaved.
removeAllListeners
-
type
Remove all listeners of certain type.
Parameters:
-
type
StringEvent type.
removeListener
-
type
-
listener
Remove a listener for certain type of event.
Parameters:
-
type
StringEvent type.
-
listener
FunctionEvent listener.
setMaxListeners
-
n
Set maximum number of listeners that is allow to bind on an emitter.
Parameters:
-
n
NumberNumber of listeners.
stopRead
()
Stop reading RFID.
Attributes
Events
RFIDEvent.ENTER
Fires when the RFID entered.
RFIDEvent.LEAVE
Fires when the RFID leaved.