A data transfer circuit or a recording apparatus includes an address setting unit for setting a start address for a buffer memory, an offset setting unit for setting an offset for the buffer memory, and an address creating unit for creating a predetermined number of consecutive transfer addresses to...http://www.google.de/patents/US6564310?utm_source=gb-gplus-sharePatent US6564310 - Data transfer circuit and a recording apparatus and method using a predetermined offset for calculating start