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Slave device, master device, communication system, and communication method

  • US 9,378,166 B2
  • Filed: 08/22/2014
  • Issued: 06/28/2016
  • Est. Priority Date: 02/24/2012
  • Status: Expired due to Fees
First Claim
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1. A slave device comprising:

  • a data input terminal configured to receive a command from a master device through a differential transmission line;

    a data output terminal configured to transmit a response and an interrupt signal to the master device through the differential transmission line; and

    an interrupt controller configured to control the interrupt signal,wherein the interrupt controller is further configured tooutput the interrupt signal repeatedly and transmit the interrupt signal to the master device, andstop the repeated output of the interrupt signal when having received from the master device a command packet for clearing an interrupt, andwhen the interrupt controller has received the interrupt signal from another slave device through the data input terminal, the interrupt controller transmits the received interrupt signal to the master device through the data output terminal.

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