Bus conversion module and VSP logging instrument

The invention relates to a bus conversion module and a VSP logging instrument, the bus conversion module comprises an interface sub-module and a communication control sub-module, the communication control sub-module is connected with an acquisition module through a single-core cable, and the communication control sub-module is used for issuing a data access command to the acquisition module and receiving and storing data uploaded by the acquisition module; the interface sub-module is connected with the communication control sub-module, and the interface sub-module is used for requesting data from the communication control sub-module and caching the requested data; the interface sub-module is connected with a telemetry module of the VSP logging instrument through an EDIB bus, and the interface sub-module is used for receiving an access command issued to the telemetry module through a ground system and uploading cached data to the telemetry module according to the access command. The bus conversion module provi