Diff: i2s/dma.h

Revision:

0:6d43d111bdc1

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/i2s/dma.h	Wed Jan 20 11:44:57 2010 +0000
@@ -0,0 +1,39 @@
+/*****************************************************************************
+ *   dma.h:  Header file for NXP LPC17xx Family Microprocessors
+ *
+ *   Copyright(C) 2009, NXP Semiconductor
+ *   All rights reserved.
+ *
+ *   History
+ *   2009.05.26  ver 1.00    Prelimnary version, first Release
+ *
+******************************************************************************/
+#ifndef __DMA_H 
+#define __DMA_H
+
+/* USB RAM is used for GPDMA operation. */
+//#define DMA_SRC			0x7FD00000	
+//#define DMA_DST			0x7FD01000		
+//#define DMA_I2S_TX_FIFO	0xE0088008
+//#define	DMA_I2S_RX_FIFO	0xE008800C
+
+#define DMA_SRC			0x20080000	
+#define DMA_DST			0x20081000
+#define DMA_I2S_TX_FIFO	0x400A8008
+#define	DMA_I2S_RX_FIFO	0x400A800C
+ 
+#define DMA_SIZE		0x200
+
+/* DMA mode */
+#define M2M				0x00
+#define M2P				0x01
+#define P2M				0x02
+#define P2P				0x03
+
+extern void DMA_IRQHandler( void ); 
+extern uint32_t DMA_Init( uint32_t ChannelNum, uint32_t DMAMode );
+
+#endif /* end __DMA_H */
+/****************************************************************************
+**                            End Of File
+****************************************************************************/