DRIVING DEVICE AND BUFFER MANAGING METHOD

摘要

PROBLEM TO BE SOLVED: To provide a driving device not to generate useless stand-by time by stopping buffering and not to erroneously transmit a sector not to be trans mitted to a host even when the sector not to be transmitted is encountered and a buffer managing method. SOLUTION: The driving device with a sector information buffer to store the types of sectors on media, a sector deciding means to decide and write the sector not to be transmitted to the host including the types of sectors, a sector managing means to refer to the stored types of sectors and a data transmitting means to transmit data to the host based on a referred result and the buffer managing method are provided.