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SYSTEM FOR CONTROLLING AN IN-VEHICLE DEVICE

  • US 20120101656A1
  • Filed: 08/30/2011
  • Published: 04/26/2012
  • Est. Priority Date: 10/21/2010
  • Status: Active Grant
First Claim
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1. A system for controlling an in-vehicle device, comprising an in-vehicle device and an electronic control unit, the electronic control unit generating control signals to control the in-vehicle device and transmitting the generated control signals to the in-vehicle device via a wire harness, whereinthe in-vehicle device is provided with a semiconductor integrated circuit and a semiconductor memory circuit, the semiconductor integrated circuit being capable of performing a plurality of functional operations, the semiconductor memory circuit storing pieces of setting information which are necessary to perform the respective functional operations,the electronic control unit is provided with a designation signal generation unit to output designation signals as the control signals, each of the designation signals designating one of the pieces of setting information to be read from the semiconductor memory circuit, andthe semiconductor integrated circuit receives the designated one of the pieces of setting information which is read from the semiconductor memory circuit according to each of the outputted designation signals.

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