legOS : 786


Robotics / RCX / legOS / 786	785 \| 787

Subject:	Re: Setting a different com port w/ frmdl3 and dll
Newsgroups:	lugnet.robotics.rcx.legos
Date:	Thu, 3 Feb 2000 08:17:08 GMT
Viewed:	2322 times

The easiest way is to set the environment variable RCXTTY to the com port you want to use. Type the command set RCXTTY=com4 before you run firmdl3 or dll, or add the line to autoexec.bat Cheers Philip -----Original Message----- From: David Chen <nospam-dcchen@pacbell.net-nospam> To: lugnet.robotics.rcx.legos@lugnet.com <lugnet.robotics.rcx.legos@lugnet.com> Date: 02 February 2000 08:49 Subject: Setting a different com port w/ frmdl3 and dll > It appears that you can specify a com port other than the default COM1 > for the firmdl3.exe and dll.exe programs for the Windows LegOS > distribution > package. > > Does anyone know what the syntax might be? I use COM4 for my IR Tower. > > Thanks, > > Dave >

Message has 2 Replies:

		Re: Setting a different com port w/ frmdl3 and dll
Thanks for the info, I tried setting the environment variable (running Win 95) RCXTTY=com4 without much effect. I did get frmdl3.exe to send out to com4 with the following: frmdl3.exe --tty=com4 legOS.srec However, dll.exe still won't send via com4. (...) (25 years ago, 3-Feb-00, to lugnet.robotics.rcx.legos)

		Re: Setting a different com port w/ frmdl3 and dll
Ooops, Figured it out. When you set the RCXTTY variable, leave out the spaces. ie: set RCXTTY=com4 NOT: set RCXTTY = com4 The whitespace is not parsed out by the MS-DOS command line. Now that I have the frmdl3.exe and dll.exe recognizing com4, I'm (...) (25 years ago, 3-Feb-00, to lugnet.robotics.rcx.legos)

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