| hi, Dave.W
i got this error when I sent this AT Command AT+CPBR=1,250
that command is for phonebook extraction
System.InvalidOperationException was unhandled
Message="The port is closed."
Source="System"
StackTrace:
at System.IO.Ports.SerialPort.ReadExisting() at SerialPort_Test.Form1.SerialPort1_DataReceived(Obj ect sender, SerialDataReceivedEventArgs e) in C:\Documents and Settings\Administrator\My Documents\Downloads\SerialPort_Test\SerialPort_Tes t\SerialPort_Test\Form1.vb:line 74 at System.IO.Ports.SerialPort.CatchReceivedEvents(Obj ect src, SerialDataReceivedEventArgs e) at System.IO.Ports.SerialStream.EventLoopRunner.CallR eceiveEvents(Object state) at System.Threading._ThreadPoolWaitCallback.WaitCallb ack_Context(Object state) at System.Threading.ExecutionContext.runTryCode(Objec t userData) at System.Runtime.CompilerServices.RuntimeHelpers.Exe cuteCodeWithGuaranteedCleanup(TryCode code, CleanupCode backoutCode, Object userData) at System.Threading.ExecutionContext.RunInternal(Exec utionContext executionContext, ContextCallback callback, Object state) at System.Threading.ExecutionContext.Run(ExecutionCon text executionContext, ContextCallback callback, Object state) at System.Threading._ThreadPoolWaitCallback.PerformWa itCallbackInternal(_ThreadPoolWaitCallback tpWaitCallBack) at System.Threading._ThreadPoolWaitCallback.PerformWa itCallback(Object state)
InnerException: |