Data processing apparatus, data processing method and recording medium

摘要

A data processing apparatus comprising: a gate unit connected to an input or an output of a processing unit and configured to cut off the data input and output; a control unit configured to control a supply of clock to the processing unit; and an instruction unit configured to give an instruction for the clock control to the control unit, wherein the control unit controls the gate unit and controls the clock supplied to the processing unit based on an instruction from the instruction unit, whereby securing a higher power saving effect.

主权项

1. An apparatus comprising:
a processing unit configured to process input data and output processed data, which are transferred by using a handshake signal; an input gate unit connected to an input of the processing unit and configured to enable or disable data input to the processing unit by using the handshake signal; an output gate unit connected to an output of the processing unit and configured to enable or disable data output from the processing unit by using the handshake signal; a control unit configured to control the handshake signal and a supply of clock to the processing unit, wherein the control unit controls the handshake signal to disable the data input and output to and from the processing unit and controls to stop the supply of the clock to the processing unit.