This main function is control relay via url parameter, with available parameter:

1. http://[WEMOS_IP]/?p=[INTEGER_VALUE] to change selected pin state to binary value, for example http://[WEMOS_IP]/?p=6 will make pin 1 and pin 2 turn on and another pin turn off because 6 (integer) is 00000110 (binary)
2. http://[WEMOS_IP]/0/?p=[PIN_NUMBER] to turn off selected pin state addresed by p, for example http://[WEMOS_IP]/0/?p=1&p=2 will make pin 1 and pin 2 turn off and another pin unchanged
3. http://[WEMOS_IP]/1/?p=[PIN_NUMBER] to turn on selected pin state addresed by p, for example http://[WEMOS_IP]/1/?p=1&p=2 will make pin 1 and pin 2 turn on and another pin unchanged
4. http://[WEMOS_IP]/2/?p=[PIN_NUMBER] to turn toggle selected pin state addresed by p, for example http://[WEMOS_IP]/2/?p=1&p=2 will make pin 1 and pin 2 turn toggle and another pin unchanged
5. http://[WEMOS_IP]/ui will show you user interface of this control