Microchip Technology Incorporated
Shared radio arbitration

Abstract:

A radio arbiter circuit is disclosed comprising a digital connection to a radio circuit, which comprises a transmitter, a receiver, and a radio frequency antenna; a first connection to a first network link controller, which comprises a first baseband processor and a first interface to a processor bus; a second connection to a second network link controller, which comprises a second baseband processor and a second interface to a processor bus; a multiplexer for coupling either the first network link controller or the second network link controller to the radio circuit via the digital connection; and a control input to the multiplexer for selecting which network link controller has control of the radio circuit.