Satellite is MAC controller for modem

The utility model discloses a satellite is MAC controller for modem, include: receiving module, sending module, storage module, separate frame module, framing module and processing module, receiving module's output and the input of separating the frame module are connected, it is connected with processing module's input to separate the output of frame module, processing module's output is connected with the input of framing module and sending module's input respectively, the output of framing module is connected with sending module's input, processing module is arranged in removing the empty frame of separating the frame module and separating the data signal behind the frame, still be arranged in when confirming that storage module does not save valid data, produce empty frame signal, and will empty the output output of frame signal from processing module. The utility model discloses circuit structure is simple, reasonable in design, and excellent in use effect can guarantee the data request of modulator, the