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