| 摘要 |
Provided is a data communication system including a first-in first-out (FIFO) buffer having a fixed size; a central processing unit (CPU) that writes data stored in a memory into the FIFO buffer; a modem that reads the data written by the CPU from the FIFO buffer; and a modem controller that is connected to the FIFO buffer, the CPU, and the modem, respectively, and controls the CPU such that data having a larger volume than the size of the FIFO buffer can be processed.
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