Patent ID: 7260657

Claim:
Apparatus for synchronizing serial data transmission in a serial data transferring apparatus comprising: receiving means situated at a receiving side, for receiving a start signal indicative of a start of data transfer from a transmitting side; means situated at said receiving side for determining that said receiving means has received the start signal, and for generating a pulse train having a frequency that corresponds to a receiving means serial data transfer clock with which the receiving means is able to receive serial data that is to be transmitted; a single signal line for transmitting said start signal, said pulse train, and said serial data between said transmitting side and said receiving side; serial data output means for sending said pulse train indicative of the receiving means serial data transfer clock to the transmitting side; wherein, after sending said pulse train indicative of the receiving means serial data transfer clock to the transmitting side, said receiving means receives a train of serial data transmitted from the transmitting side in sync with the receiving means serial data transfer clock.