An implementation method and device for switching master and slave controller
An implementation method and controller technology, applied in the field of communication, can solve the problems of complex device implementation, and achieve the effects of reducing system cost, simplifying system design, and reducing design requirements
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[0050] The present invention provides a system for switching between active and standby controllers, including: a switching device, a multi-channel switch module and at least two control devices. The control devices are mutually active and standby, and each has a root multiplexer with the function of accessing PCIE links. . The switching device specifically includes: a switching module, a switch module, and a switch control module; the switching module includes at least two uplink ports and a plurality of downlink ports, the uplink ports are respectively connected to the root multiplexer of the corresponding control device through the switch module, and the downlink The port is connected to the downstream equipment; the switch control module, connected to the switch module, is used to control the conduction of the switch module connected to the root multiplexer of the main control device when the main control device is working, and it is multiplexed with the root of the backup con...
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