Start- Starts the simulation after the inputs are
properly selected. Default speed is 1x.
Select the speed through dropdown menu
The default speed is reset to x1 automatically at the
beginning of every simulation or whenever you pause and
resume. If you want to change the speed, you can do so only
while the simulation is running (only after starting or after
resuming the simulation).
Reset - Resets the simulation
Click on the green input bits to set their values.