VCC
                   +
                   |
                   |
                  .-.        VCC
                  | |         +
                  | |         |
                  '-'         |
                   |  ___   |<
                   |-|___|--|
           ___   |/         |\
         -|___|--|            |
                 |>           |
                   |          V ->
                              -
                   GND        |











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