// You can assign any number of functions to different pins. How cool is that?
void ROTTARY_SW_sw_INT() {
   Serial.println("ROTTARY_SW_sw_INT TRIG");
}

void ROTTARY_SW_dt_INT() {
   Serial.println("ROTTARY_SW_dt_INT TRIG");
}
void ROTTARY_SW_clk_INT() {
   Serial.println("ROTTARY_SW_clk_INT TRIG");
}