EDN

Direct Memory Access (DMA) Control

This document describes how to set up the DMA (Direct Memory Access) and also gives an outline of the operation and describes the procedures for using a sample program. The features of the operation ...
Hackaday

Direct Memory Access: Data Transfer Without Micro-Management

In the most simple computer system architecture, all control lies with the CPU (Central Processing Unit). This means not only the execution of commands that affect the CPU’s internal register or cache ...
Embedded

Using Direct Memory Access effectively in media-based embedded applications: Part 2

Last time, in Part 1, we introduced somebasics behind Direct Memory Access (DMA) -why it's needed, and how it's structured and controlled. This time,we'll focus on the classifications of DMA transfers ...
Design-Reuse

Direct Memory Access DMA Controller IP Core

The DMA_CTRL core implements a low-power, single-channel Direct Memory Access (DMA) controller that is used to transfer data across a bus to and from ...
Bleeping Computer

Some Windows 10 Devices Still Exposed to DMA Attacks That Can Steal BitLocker Keys

An upcoming Windows 10 Insiders Build version will include a patch that will improve the protection against DMA attacks that could allow attackers to extract BitLocker encryption keys and other ...
CSOonline

Stop sneaky hackers from launching DMA attacks

Direct Memory Access (DMA) is a controller feature that has been available at least since the original IBM PC. It can be used by hackers to compromise your otherwise very heavily protected computer.
Bleeping Computer

Microsoft Releases Info on Protecting BitLocker From DMA Attacks

Soon after research was released that BitLocker drives could be decrypted using SSD hardware encryption flaws, Microsoft released a support bulletin describing how to protect BitLocker from 1394 & ...
Embedded

Direct Memory Access (DMA)

Direct memory access (DMA) is a means of having a peripheral device control a processor’s memory bus directly. DMA permits the peripheral, such as a UART, to transfer data directly to or from memory ...
EDN

Direct Memory Access Control

This application note presents the Direct Memory Access (DMA) control, its basic set-up and operations. The document includes the usage examples of the DMA controller and the DMA Trigger Factor ...
Hackaday

Direct Memory Access

Here’s the thing about coding. When you’re working on embedded projects, it’s quite easy to run into hardware limitations, and quite suddenly, too. You find yourself desperately trying to find a way ...
PC Magazine

direct memory access

Transferring large blocks of data within memory as well as to and from peripherals. Direct memory access (DMA) avoids loading the CPU's register with small amounts of data from memory and storing them ...