Question: We want to program a 2-way light switch, using different programming languages. The passage has got one light bulb in the middle. At either end
We want to program a 2-way light switch, using different programming languages. The passage has got one light bulb in the middle. At either end there is a switch, which operates the light. If you wish to move across the passage, and the light is off, flick the switch closest to you, in the opposite direction. When you get to the other end of the passage, and you wish to switch the light OFF, merely flick that switch to the opposite direction. program languages: (ST) Structured list (LD)ladder diagram (FB) functional block (IL) instruction list
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