readAttributeSoftwareVersionString(completionHandler:)
Declaration
func readAttributeSoftwareVersionString(completionHandler: @escaping @Sendable (String?, (any Error)?) -> Void)func readAttributeSoftwareVersionString() async throws -> Stringfunc readAttributeSoftwareVersionString(completionHandler: @escaping @Sendable (String?, (any Error)?) -> Void)func readAttributeSoftwareVersionString() async throws -> String