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DMA 的代码
dma.c
/*****************************************************************************
* dma.c: DMA module file for NXP LPC23xx/24xx Family Microprocessors
*
* Copyright(C) 2006, NXP Semiconductor
dma.c
/*************************************************************************
* File Name:DMA.c
* Description:DMA初始化与中断处理。
* Date:2008-6-07
***********************************************************
dma.d
.\Out\dma.o: DMA.c
.\Out\dma.o: ISR.h
.\Out\dma.o: Uart.h
.\Out\dma.o: I2S.h
.\Out\dma.o: DMA.h
dma.c
/******************************************************************************
Filename: dma.c
Target: cc2430
Revised: 16/12-2005
Revision: 1.0
Description:
This exampl
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.d
dma.o: ..\DMA\dma.c
dma.o: .\Common\inc\LPC23xx.h
dma.o: .\Common\inc\type.h
dma.o: .\Common\inc\irq.h
dma.o: ..\DMA\dma.h
dma.o: ..\DMA\../print/uart.h
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
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.c
/*****************************************
NAME: dma.c
DESC: DMA memory2memory test
HISTORY:
2001.03.31:purnnamu: draft ver 0.0
*****************************************/
#include "def.
dma.c
/* $Id: dma.c,v 1.7 1994/12/28 03:35:33 root Exp root $
* linux/kernel/dma.c: A DMA channel allocator. Inspired by linux/kernel/irq.c.
*
* Written by Hennus Bergman, 1992.
*
* 1994/12/26: Changes