A switch controller for use in combination with a semiconductor power switch (104, 105, 204, 304, 404), wherein the switch controller includes multiple transmitters (223, 234, 235, 335, 434,) and receivers (224, 225, 524, 525) that communicate across galvanic isolation using an inductive coupling (219, 319, 419, 519), wherein the multiple transmitters and receivers are coupled to the inductive coupling to access a communications channel provided thereby, wherein the transmitters transmit asynchronously and can attempt to transmit respective transmissions at the same time and transmitted signals have different priorities so that signals that are more important to the operation of a device are conveyed more reliably than signals that are less important, wherein the switch controller further includes a driver interface (118, 218) and a drive circuit (110, 111, 210) that are coupled to communicate across galvanic isolation using the inductive coupling communications channel, wherein the driver interface is configured to receive one or more input signals from a system controller (112, 212) and provide one or more output signals (131, 132, 231, 232) to the system controller, wherein the driver interface is configured, upon receipt of a command signal (130, 668) from the system controller regarding switching the semiconductor power switch (104, 105, 204, 304, 404) between an ON state and OFF state, to communicate the command signal to the drive circuit across the galvanic isolation via the inductive coupling communications channel to drive the switching of the semiconductor power switch, and wherein the drive circuit is configured to receive a fault signal (256, 236, 238, 456, 436, 438, 484, 531, 638) representative of a fault condition of the power converter and to communicate the fault signal across the galvanic isolation via the inductive coupling communications channel from the drive circuit to the driver interface, wherein the driver interface is further configured to then output the fault signal to the system controller, characterized in that duration, magnitude, or both the duration and the magnitude of the command signal communicated across the galvanic isolation via the inductive coupling communications channel and the fault signal communicated across the galvanic isolation via the inductive coupling communications channel are selected to manage collisions so that the command signal and the fault signal can be transmitted at a same time. a driver interface (118, 218) and a drive circuit (110, 111, 210) that are coupled to communicate across galvanic isolation using the inductive coupling communications channel, wherein the driver interface is configured to receive one or more input signals from a system controller (112, 212) and provide one or more output signals (131, 132, 231, 232) to the system controller, wherein the driver interface is configured, upon receipt of a command signal (130, 668) from the system controller regarding switching the semiconductor power switch (104, 105, 204, 304, 404) between an ON state and OFF state, to communicate the command signal to the drive circuit across the galvanic isolation via the inductive coupling communications channel to drive the switching of the semiconductor power switch, and wherein the drive circuit is configured to receive a fault signal (256, 236, 238, 456, 436, 438, 484, 531, 638) representative of a fault condition of the power converter and to communicate the fault signal across the galvanic isolation via the inductive coupling communications channel from the drive circuit to the driver interface, wherein the driver interface is further configured to then output the fault signal to the system controller, characterized in that duration, magnitude, or both the duration and the magnitude of the command signal communicated across the galvanic isolation via the inductive coupling communications channel and the fault signal communicated across the galvanic isolation via the inductive coupling communications channel are selected to manage collisions so that the command signal and the fault signal can be transmitted at a same time. the command signal communicated across the galvanic isolation via the inductive coupling communications channel and the fault signal communicated across the galvanic isolation via the inductive coupling communications channel are selected to manage collisions so that the command signal and the fault signal can be transmitted at a same time.