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