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