Wich OS? If Windows, you can use the function BuildCommDCB, and pass the following string as param:
COMx: baud=1200 parity=N data=8 stop=1 if COMx exists on your system, this function will return true. See: http://msdn.microsoft.com/en-us/library/aa363143(v=vs.85).aspx On linux, i don't found any other way than check if exists /dev/ttyUSBx devices. Regards, Fabio 2011/7/27 John Lee <johnel...@gmail.com>: > I use the synaser unit - works for fpc 2.4, win and I think for other o/s > too - google for info - it has the capability to look for serial ports, set > baud rates, and to do character & block input & output. > hth John > > On 27 July 2011 09:22, P. vanderWal <p.w...@quicknet.nl> wrote: >> >> Hello, >> >> In my program I need to present the user with a list of available serial >> and usb-serial ports on the system they are using. >> How do I detect in my program these ports?. (something like GetPortList() >> in Delphi-7???). >> >> One port is used by a milling-machine to receive its position and speed >> commands, the other port is used by a controller for switching the machine >> automaticaly on/off >> and start or end of the milling and measure and detect the roughness of >> the surface area of the material to be processed. >> >> Thanks in advance, >> >> grtjs Piet >> _______________________________________________ >> fpc-pascal maillist - fpc-pascal@lists.freepascal.org >> http://lists.freepascal.org/mailman/listinfo/fpc-pascal > > > _______________________________________________ > fpc-pascal maillist - fpc-pascal@lists.freepascal.org > http://lists.freepascal.org/mailman/listinfo/fpc-pascal > _______________________________________________ fpc-pascal maillist - fpc-pascal@lists.freepascal.org http://lists.freepascal.org/mailman/listinfo/fpc-pascal
