Patent ID: 6295135
Filing Date: 2001-09-25
Classification: G06K

Abstract:
A data receiving apparatus which performs a handshake reception to set a busy signal upon reception of data and reset the busy signal upon storage of the received data in a buffer, said apparatus comprising:busy extension means for extending the set busy signal by a predetermined time period and resetting the busy signal after expiration of the predetermined time period, when a free capacity of the buffer becomes smaller than a first value in process of performing the handshake reception; andreset control means for enabling said busy extension means to reset the busy signal after expiration of the predetermined time period, if the free capacity of the buffer does not become equal to or larger than a second value during the predetermined time period, and for disabling said busy extension means and resetting the busy signal prior to expiration of the predetermined time period, if the free capacity of the buffer becomes equal to or larger than the second value during the predetermined time period.