Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_28 ( i_o_bus VARCHAR, sspec_number VARCHAR )

### Question ###
what is the i/o bus when the sspec numebr is sr0n5(l1)?

### Accurate SQL ###

SELECT i_o_bus FROM table_name_28 WHERE sspec_number = "sr0n5(l1)"