CN103176932B - 一种dma数据传输方法及系统 - Google Patents
一种dma数据传输方法及系统 Download PDFInfo
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- CN103176932B CN103176932B CN201110439326.0A CN201110439326A CN103176932B CN 103176932 B CN103176932 B CN 103176932B CN 201110439326 A CN201110439326 A CN 201110439326A CN 103176932 B CN103176932 B CN 103176932B
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 300
- 238000000034 method Methods 0.000 title claims abstract description 56
- 238000012545 processing Methods 0.000 claims abstract description 45
- 230000000737 periodic effect Effects 0.000 claims description 53
- 230000008569 process Effects 0.000 claims description 32
- 238000012546 transfer Methods 0.000 claims description 26
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CN201110439326.0A CN103176932B (zh) | 2011-12-23 | 2011-12-23 | 一种dma数据传输方法及系统 |
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CN103176932B true CN103176932B (zh) | 2017-04-26 |
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Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104518998B (zh) * | 2014-12-12 | 2018-04-27 | 北京海尔集成电路设计有限公司 | 一种两个芯片之间进行数据交换的方法 |
CN105988953B (zh) * | 2015-02-12 | 2019-03-12 | 深圳市中兴微电子技术有限公司 | 一种直接内存存取dma控制器及数据传输的方法 |
CN106874226B (zh) * | 2015-12-10 | 2020-05-12 | 重庆川仪自动化股份有限公司 | 基于stm32f4芯片的串口数据接收、发送、传输装置及方法 |
CN107229531B (zh) * | 2016-03-26 | 2020-04-21 | 上海冠瑞医疗设备股份有限公司 | 一种基于高压发生器通信中断数据处理的方法 |
CN107293316B (zh) * | 2016-04-13 | 2020-01-03 | 青岛海信电器股份有限公司 | 一种音频数据处理方法及装置 |
CN106775477B (zh) * | 2016-12-19 | 2021-01-01 | 湖南国科微电子股份有限公司 | Ssd主控数据传输管理装置及方法 |
CN109484046B (zh) * | 2018-10-15 | 2020-08-11 | 广东宝莱特医用科技股份有限公司 | 一种打印控制方法、控制系统及打印设备 |
CN110010167A (zh) * | 2019-03-26 | 2019-07-12 | 记忆科技(深圳)有限公司 | 一种提高获取描述符状态的方法、装置、计算机设备及存储介质 |
CN111190843B (zh) * | 2020-01-08 | 2023-06-27 | 珠海趣印科技有限公司 | 一种提高打印速度和打印效果的方法 |
CN111666237B (zh) * | 2020-06-08 | 2022-06-28 | 王斌 | 具有高速缓存管理功能的dma控制器 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1797378A (zh) * | 2004-12-24 | 2006-07-05 | 华为技术有限公司 | 采用直接存储器访问方式进行数据交换的方法 |
CN101158930A (zh) * | 2007-11-19 | 2008-04-09 | 中兴通讯股份有限公司 | 一种外部控制dma控制器的方法及其装置 |
CN201583943U (zh) * | 2009-10-26 | 2010-09-15 | 福州瑞芯微电子有限公司 | 音频soc芯片的高效低功耗dma的ip结构 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH10326249A (ja) * | 1997-05-23 | 1998-12-08 | Nec Yonezawa Ltd | Dma転送領域の制御方法および装置 |
US20080263171A1 (en) * | 2007-04-19 | 2008-10-23 | Alacritech, Inc. | Peripheral device that DMAS the same data to different locations in a computer |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1797378A (zh) * | 2004-12-24 | 2006-07-05 | 华为技术有限公司 | 采用直接存储器访问方式进行数据交换的方法 |
CN101158930A (zh) * | 2007-11-19 | 2008-04-09 | 中兴通讯股份有限公司 | 一种外部控制dma控制器的方法及其装置 |
CN201583943U (zh) * | 2009-10-26 | 2010-09-15 | 福州瑞芯微电子有限公司 | 音频soc芯片的高效低功耗dma的ip结构 |
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