Patent ID: 9740276
Date: 2017-08-22
CPC Classifications: G06F,G09G,H04L

Claim:
1. An electronic device, comprising: n (n is an integer greater than or equal to 2) physical layer control units which communicate with an other apparatus connected to the device itself and control a physical layer; a logical layer control unit which controls a logical layer in communication with the other apparatus; and a control unit which controls the logical layer control unit from a power-supply ON state to a standby state in accordance with a standby instruction for the device itself, wherein one physical layer control unit of the n physical layer control units generates a clock using a connected resonator, and another physical layer control unit receives the clock generated by the physical layer control unit to which the resonator is connected, and wherein the n physical layer control units are connected in series in a daisy chain connection through a signal line of the clock, and a physical layer control unit of a last stage connected in the daisy chain connection and the logical layer control unit are connected through the signal line of the clock.