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Based on the need of communication functions between the satellite platform and camera controller, the 1553B communication system is designed by using BU-61580 as the protocol chip and TMS320C30 as host processor. FPGA completes the synthesize logic circuit、interruption and chip select signal needed for the interface. The system can achieve the tasks of receiving data infusion and remote control commands, sending engineering params. This system is real-time and highly inheritable, and has compact hardware structures.