The RDM4024G-PCI marking control card based on the PCI bus is a high-performance motion controller specially developed by Ruida Technology for laser galvanometer applications, which complies with the standard PCI specification standards. The hardware platform is based on an industrial-grade DSP + FPGA architecture, and combines excellent galvanometer control algorithms and laser synchronous control algorithm to achieve excellent trajectory control of galvanometer. The data adopts bi-directional DMA operation, thus heightening the efficiency of data communication.