Data transfer system and method for channels with serial transfe

Details Data transfer system and method for channels with serial transfe Data transfer system and method for channels with serial transfe

1986-09-26

1989-06-20

Shaw, Gareth D.

Boots, shoes, and leggings

3649463, G06F 900

Patent

active

048414751

ABSTRACT:
An apparatus for transferring data between a memory and an input/output device via a serial data transfer line including a central channel unit for sending to the input/output device a chaining instruction for chaining data stored at a plurality of locations in the memory, a remote channel unit for requesting from the central channel unit a new command causing the transfer of any succeeding data, and a unit for informing a data processing unit of an amount of data which has not been transferred from the memory to the input/output device.

REFERENCES:
patent: 4272815 (1981-06-01), Kadowaki et al.
patent: 4355354 (1982-10-01), Kempf et al.
patent: 4424565 (1984-01-01), Larson
patent: 4484263 (1984-11-01), Olson et al.
patent: 4546429 (1985-10-01), Chan et al.
patent: 4712176 (1987-12-01), Fredericks et al.

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