Admission to a computer network is provided by having a network device listen to a communication channel communicatively coupling two or more components of the computer network. The circuit comprises, first, a first delay element and a second delay element. to prepare a compound consisting of TiO2 and Li2TiO3 or a compound consisting of TiO2, Li2TiO3 and Li4Ti5O12. A third sheet of a substantially flexible fabric that is soft and non-irritating to human skin is attached to the outside surface of the second sheet. The SDRDDR conversion unit, which converts the first data into second data having two 32-bit bus structures and outputs the second data. Furthermore, the multiprocessor system comprises a shared tightly coupled integrated semiconductor memory, which can be accessed by both processors via their inputoutput.