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DMA 的代码
dma.err
"dma.c", line 146: Warning: signed constant overflow: '
ide-dma.c
/*
* linux/drivers/ide/ide-dma.c Version 4.10 June 9, 2000
*
* Copyright (c) 1999-2000 Andre Hedrick
* May be copied or modified under the terms of the GNU General Public
dma.c
/* PC DMA support functions
*/
#include
#include
#include "global.h"
#include "dma.h"
#include "nospc.h"
/* I/O port addresses for DMA page registers on the PC/AT */
static
dma.err
"dma.c", line 126: Warning: C2892E: signed constant overflow: '
dma.asl
Device(DMA1) { // 8237 DMA Controller
Name(_HID,EISAID("PNP0200")) // Hardware Device ID
Name(_CRS,Buffer(){
0x2A,
串口利用dma中的多帧.txt
1 McBSP(Multichannel Buffered Serial Port)串口利用<mark>DMA</mark>中的多帧（Multi-Frame）方式通信的中断处理
在实际通信应用中，一个突发之后，程序必须为下一个突发作准备。因此一般采用串口的<mark>DMA</mark>多帧方式但在串口以<mark>DMA</mark>方式传输数据时却有一些问题要讨论。首先<mark>DMA</mark>的传输同步事件应设McBSP的传输事件即XEVT，这样一字节传输后会自动准备另一字节（Mc ...
dma.pjt
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dma.c
/*****************************************************************************
* dma.c: DMA module file for NXP LPC23xx/24xx Family Microprocessors
*
* Copyright(C) 2006, NXP Semiconductor
dma.asl
Device(DMA1) { // 8237 DMA Controller
Name(_HID,EISAID("PNP0200")) // Hardware Device ID
Name(_CRS,Buffer(){
0x2A,
dma.err
"dma.c", line 146: Warning: C2892E: signed constant overflow: '