> Wouter van Ooijen wrote:
> >> I understood it would work way up into 3 digit port numbers. IIRC the =

> >> maximum number of COM ports is 256!
> >>     =

> >
> > I am up to COM152 at the moment :)
> >
> >   =

> Don't run my son's Java app then. He stupidly enumerates the ports and =

> then attaches to the lowest valid one by default. This worked fine on =

> his desktop (one real Serial port and one fictitious  com2, no header) =

> and  his  laptop  (one  USB  serial adaptor).
> =

> On my laptop it took 3 mins (real + USB serial + IR x 2 kinds on one =

> physical IR port + Bluetooth + TCP/IP serial + USB Modem "serials", and =

> virtual loopback serials to interconnect applications).  So I guess =

> maybe 10min to 25min on your system!
> =

> I told him there is a good reason everyone else just  has a  blind  list =

> and up to  user to  figure via  utilities or device manager  what  COMx =

> the Bluetooth,  USB,  or remote TCP/IP serial port server box is.
> =


I found that when adding bluetooth devices to the PC, it can take a long ti=
me =

for the OS to try to open a port. Even if there is no BT device registered =
with =

this port at the moment it takes a long time for the BT drivers to realise =

that. The BT drivers also seems to add a lot of virtual serial ports which =
is =

why this can take a very long time.


/Ruben

=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D
Ruben J=F6nsson
AB Liros Electronic
Box 9124, 200 39 Malm=F6, Sweden
TEL INT +46 40142078
FAX INT +46 40947388
ruben@pp.sbbs.se
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D

-- =

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