New answers tagged programming
MyBlocks are not reentrant; only one can be running at a time. When a second thread tries to execute a MyBlock that is being used by another, the second thread blocks until the first thread finishes with the block. This normally isn't a problem for MyBlocks that do simple calculations. They finish quickly and all threads make progress. But if a MyBlock ...
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.
For mesh you will need the series 2 XBee's I think. It is doable by putting the series 1 to broadcast mode, but series 2 can do real mesh.
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