| 摘要 |
Disclosed is an optical network device for connecting a plurality of processors in a multiprocessor system, which has: a plurality of network interface devices corresponding to the plurality of processors; and an optical switch device; where each of the plurality of network interface devices comprises an optical transmitter and an optical receiver which are connected with the optical switch device through optical fibers and a network interface control circuit, the optical switch device comprises an optical switch connected with the optical transmitter and the optical receiver and an optical switch control circuit, the network interface control circuit and the optical switch control circuit are connected with each other through a transmission request signal line, a transmission-ending signal line and a transmission-start request signal line, the network interface control circuit sends out a transmission request with an addressee address through the transmission request signal line and notifies the optical switch control circuit of an end of data transmission through the transmission-ending signal line, and the optical switch control circuit arbitrates the transmission request, thereafter switching the optical switch and ordering the network interface control circuit to transmit data through the transmission-start request signal line.
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