     }
   }
 }
+
+/*
+ * "COM" are special communications peripherals like USB, SWD, or ISS
+ */
 void decode_COMM(int pin, int pmux)
 {
   PortGroup *port = digitalPinToPort(pin);

    } 
  }
}

const char *pin_to_SERCOMALTA_info[] = {
/* PA00 */ "1 P0",

  "(I2C Master)"
};


void decode_SERCOM(int pin, int pmux)
{
  PortGroup *port = digitalPinToPort(pin);
