Burst signal generation for pipelined access to AMBA bus
US6657636B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 9, 2001 |
| Grant date | Dec 2, 2003 |
| Priority date | — |
| Expiry date | May 3, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F13/28
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method of transferring a block of graphics data for display on a screen along a data bus between a processing block and a plurality of addresses in memory comprising the steps of (A) generating a first and a second X and Y coordinate value for each of one or more portions of data to be transferred, (B) calculating a respective address in memory of the plurality of addresses corresponding to each of the first and second coordinate values, (C) accessing the addresses to effect the data transfer, (D) determining if a plurality of bus criteria are met and (E) enabling or inhibiting transfer of the block of data in a data burst in response to the plurality of criterias being met.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.