Data processing method, data processing device and computer readable storage medium

The invention discloses a data processing method. The data processing method comprises the following steps: storing service data through a first serial port cache, wherein the service data comprises a service instruction; storing the service instructions in a receiving cache, wherein each service instruction stored in the receiving cache has a corresponding storage address; the storage addresses are stored in corresponding application lists, the number of the application lists is at least two, and the service instructions corresponding to all the storage addresses in the same application list have the same service number; according to the service number, a storage address in the corresponding application list is obtained, data processing is carried out on a service instruction corresponding to the storage address in the receiving cache, corresponding response data is generated, and the response data can be sent through the second serial port cache. The data processing method is beneficial to improving the pro