This disclosure provides a resource configuration method. The method includes: receiving, by a terminal, first indication information sent by a network device, where the first indication information is used to indicate S first time units and T second time units, when S≠0, the first indication information further indicates an index value or an identifier of format information of the first time unit; and when T≠0, the first indication information further indicates first set information of the second time unit, the first set information indicates a first set, and the first set includes index values or identifiers of at least two types of format information of the second time unit; and determining, by the terminal, the format information of the first time unit based on the index value or the identifier of the format information of the first time unit, or determining the first set based on the first set information.