IntroductionAnalogue/digital Simulation
Details
Simulation programs have been used ever since the early (electromagnetic relay!) computers where a 'bug' really meant an insect stuck between contacts!. ArcSimp follows this long tradition and takes full advantage of the power of the Arm and Risc Os. It is written in ANSI C under the RISC OS Desktop Development Environment which should help to take care of the insectevorae. From version 7 !ArcSimp is 32 bit neutral and can be run under any version of RISC OS from version 3 upwards
Building a simulations require some knowledge of mechanics and dynamics but the simulations, once built, can provide fascinating material for further experiment and study by a wide range of users.
In the simulation building stage, the mouse is used to drag 'function' blocks into a window and to make 'connections' between them. Each 'function block' can be given 'parameters' which configure it to the required task.
When the model is complete, it can be 'run' to show both graphical and numeric outputs. ArcSimp also allows a two-dimensional representation of the physical object to be drawn on a further graphics window in which the x and y positions of the parts of this object can be linked to the numerical output of the simulation.
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