The invention relates to a programmable music fountain control system, which aims at providing the music fountain control system with the characteristics of strong expandability, simple programming, low cost, flexible control and the like. The technical scheme for realizing the aim of the invention is as follows: the programmable music fountain control system comprises an upper computer, a plurality of control modules and a drive module; each control module comprises a CPU, the CPU is connected with the drive module via a switch control output interface; in a plurality of control modules, each control module has a unique address, each control module RS232 is internally provided with a FLASH memory and is connected with a CAN bus interface, and a plurality of control modules are connected with a CAN bus via the CAN bus interface; at least one control module in a plurality of control modules is provided with a serial data interface connected with the CPU, the module is connected with the upper computer via the serial data interface and is a master control module, and other control modules are extension modules.