readAttributeRmsCurrentPhaseC(completionHandler:)
Declaration
func readAttributeRmsCurrentPhaseC(completionHandler: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributeRmsCurrentPhaseC() async throws -> NSNumberfunc readAttributeRmsCurrentPhaseC(completionHandler: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributeRmsCurrentPhaseC() async throws -> NSNumber