New answers tagged rcx
No you can't. But IR towers are pretty cheap, especially the older serial ones (you have to add an USB to serial converter to use the latter version on modern computers)
You really have two major choices: Try to acquire, install, and run the official Lego software for the RCX. Use some third-party tool to develop programs that can be uploaded and run on the brick. (1) is getting harder and harder to do on modern computers. Personally, I would not bother trying. (2) means choosing some third-party tooling. The other ...
I like http://bricxcc.sourceforge.net the best for the RCX! Keep in min that the RCX will loose it's firmware if your batteries are empty or - when powered via 9V - it loses it's power.
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