The DMA-CTRL core implements a low-power, highly configurable Direct Memory Access (DMA) controller that transfers data over AHB, AXI, or Wishbone busses. With the DMA-CTRL, a DMA transfer can be initiated by software (via register access), or via a dedicated DMA-request pin that can ...
DMA Controller with AHB interface is full featured, easy-to-use, synthesizable design that can be used with AHB based systems as a controller to transfer data directly from system memory to IP core or from IP core to system memory. Through its compatibility, it provides a simple interface to...
AHB DMA Controller is intended to handle this issue. The Advanced Microcontroller Bus Architecture design (AMBA) particular characterizes an on chip communication standards for designing high performance embedded microcontrollers. This paper concentrates on the best way to construct an AMBA Advanced High ...
DMA在传输存储器和I/O设备的数据时,无须CPU来控制数据的传输,直接通过DMA控制器(direct memory access controller,DMAC)完成外设与存储器之间以及存储器与存储器之间的数据高速传输。 [3]DMA传输原理一个完整的DMA传输包括DMA请求、DMA响应、DMA传输和DMA结束4个步骤。DMA传输原理如图1所示,图中I/O设备为源端设备,...
DMA在传输存储器和I/O设备的数据时,无须CPU来控制数据的传输,直接通过DMA控制器(direct memory access controller,DMAC)完成外设与存储器之间以及存储器与存储器之间的数据高速传输。 [3]DMA传输原理一个完整的DMA传输包括DMA请求、DMA响应、DMA传输和DMA结束4个步骤。DMA传输原理如图1所示,图中I/O设备为源端设备...
一种基于AHB总线DMA控制器验证方法[J]. 电子技术应用,2025,51(1):34-39.英文引用格式: Luo Yiniu,Ma Bingchang. A verification method for DMA controller based on AHB bus[J]. Application of Electronic Technique,2025,51(1):34-39. A verification method for DMA controller based on AHB bus ...
Keywords:AHB DMA DMA controller Simulation VCS 目录目录万方数据万方数据万方数据万方数据 HYPERLINK \l _bookmark0 第一章 绪论1 HYPERLINK \l _bookmark1 1.1 研究背景和意义 1 HYPERLINK \l _bookmark2 1.2 国内外技术研究现状 2 HYPERLINK \l _bookmark3 1.3 内容编排 2 HYPERLINK \l _bookmark4 第...
项目中的dma接口,如下图所示: 5. 基于ahb接口的usb2.0 controller+phy项目 在《ahb_usb2_controller.tar.gz》的基础上又集成了usb_phy,如下图所示,具体项目参考百度网盘链接中的《ahb_usb20_controller_phy.rar》。 6.如何获得所有的资料 如果觉得对您有帮助,请关注微信公众号《芯片验证日记》,一键三连,后台...
关键词:AHB总线,直接存储存取,DMA控制器,行为级描述,仿真验证 ABSTRACT III ABSTRACT DirectMemoryAccess(DMA)technologyisadatatransmissiontechnologywithhigh speedandhighefficiencyfordatatransmissionbetweenmodules.Whencarryingoutdata transmissiontasksofDMAtype,designersneedtodesignaDMAcontrollerasthemain ...
摘要:提出了基于AMBAAHB总线协议的DMA控制器设计方法,阐述了AHB总线的特征架构以及DMA数据传送方式,分析了DMA在数据传送应用中的特征作用,提出了一种功能较为完备的DMA控制器设计方案,给出了较为详细的模块设计.最后,描述了验证环境的搭建和验证过程,并通过软件验证,完成了DMAC所要实现的功能.关键词:AHB;DMA;DMAC 中...