摘要 |
PROBLEM TO BE SOLVED: To give a sleep state to a DSP in a DSB receiver. SOLUTION: A plurality of data are received for every frame period TF. The DSP checks flags (1)-(4) corresponding to each of data for the every frame period TF, when performing treatment to the received data. The flag is reset, when the execution is completed, while performing the treatment, when the checked flag permits the treatment of the corresponding data. When all of the flags (1)-(4) are reset, the DSP enters into the sleep state. |