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The power supply section. This takes 15-0-15V AC in and feeds everything on the board and most things you might want on the layout too. |
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The central processor unit. Also includes RPC stack, serial (RS232 & RS485) interfaces and analogue inputs. |
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The 32 input pins and 24 outputs. Also the optional tortoise/conrad turnout motor drive circuits. |
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The circuit for one of the four track output drivers. This includes current limiter, current measurement and feedback sampling. |
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How four copies of the throttle circuit connect to the rest of the circuit, including the track power feed connector. |