// Output pins used: 3-19 (14-19 = A0-A5). Pin is LOW when Function is ON. // The DCC signal is fed to pin 2 (=Interrupt 0). // Optocoupler schematics for conversion ...
When constructing my dcc based train model, I looked for dcc decoder to pilot light (SMD 0402, or standard led), but had difficulty to program them for custom scenario (blinking, road works style, …).
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