The invention discloses a method, a device and equipment for determining a data transmission mode, which relate to communication technology and can save the power consumption of a terminal at the same time of increasing the capacity of a cell. The method for determining the data transmission mode provided by the embodiment of the invention comprises that: an access network determines the working mode of HS-SCCH less operation needing configuring to the terminal according to the acquired service type of the terminal; and the access network informs the terminal of the determined working mode of the HS-SCCH less operation needing configuring to the terminal, wherein the working mode comprises the mode of supporting or not supporting the HS-SCCH less operation.