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