The user draws in an HTML5 Canvas object which is read by a Java Web Server. From there it gets converted to serial commands for an Arduino which controls the steppers with two EasyDrivers.

To compile an Arduino sketch, codebender uses clang a ... there’s built-in highlighting and documentation, and a small bit of Java allows you to upload your code and monitor the serial port ...

you mentioned Arduino, a DCC-connected programmable system. Is that like Java Model Railroad Interface (JMRI) software, and if so, how do the two compare? - Bruce Fogwell A: Hi, Bruce. Arduino isn ...