rt-thread-official/bsp/lm3s9b9x/Libraries/driverlib/i2s.h

155 lines
6.5 KiB
C
Raw Normal View History

//*****************************************************************************
//
// i2s.h - Prototypes and macros for the I2S controller.
//
// Copyright (c) 2008-2010 Texas Instruments Incorporated. All rights reserved.
// Software License Agreement
//
// Texas Instruments (TI) is supplying this software for use solely and
// exclusively on TI's microcontroller products. The software is owned by
// TI and/or its suppliers, and is protected under applicable copyright
// laws. You may not combine this software with "viral" open-source
// software in order to form a larger program.
//
// THIS SOFTWARE IS PROVIDED "AS IS" AND WITH ALL FAULTS.
// NO WARRANTIES, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING, BUT
// NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. TI SHALL NOT, UNDER ANY
// CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR CONSEQUENTIAL
// DAMAGES, FOR ANY REASON WHATSOEVER.
//
// This is part of revision 6459 of the Stellaris Peripheral Driver Library.
//
//*****************************************************************************
#ifndef __I2S_H__
#define __I2S_H__
//*****************************************************************************
//
// If building with a C++ compiler, make all of the definitions in this header
// have a C binding.
//
//*****************************************************************************
#ifdef __cplusplus
extern "C"
{
#endif
//*****************************************************************************
//
// Values that can be passed to I2STxConfigSet() and I2SRxConfigSet()
//
//*****************************************************************************
#define I2S_CONFIG_FORMAT_MASK 0x3C000000 // JST, DLY, SCP, LRP
#define I2S_CONFIG_FORMAT_I2S 0x14000000 // !JST, DLY, !SCP, LRP
#define I2S_CONFIG_FORMAT_LEFT_JUST \
0x00000000 // !JST, !DLY, !SCP, !LRP
#define I2S_CONFIG_FORMAT_RIGHT_JUST \
0x20000000 // JST, !DLY, !SCP, !LRP
#define I2S_CONFIG_SCLK_INVERT 0x08000000
#define I2S_CONFIG_MODE_MASK 0x03000000
#define I2S_CONFIG_MODE_DUAL 0x00000000
#define I2S_CONFIG_MODE_COMPACT_16 \
0x01000000
#define I2S_CONFIG_MODE_COMPACT_8 \
0x03000000
#define I2S_CONFIG_MODE_MONO 0x02000000
#define I2S_CONFIG_EMPTY_MASK 0x00800000
#define I2S_CONFIG_EMPTY_ZERO 0x00000000
#define I2S_CONFIG_EMPTY_REPEAT 0x00800000
#define I2S_CONFIG_CLK_MASK 0x00400000
#define I2S_CONFIG_CLK_MASTER 0x00400000
#define I2S_CONFIG_CLK_SLAVE 0x00000000
#define I2S_CONFIG_SAMPLE_SIZE_MASK \
0x0000FC00
#define I2S_CONFIG_SAMPLE_SIZE_32 \
0x00007C00
#define I2S_CONFIG_SAMPLE_SIZE_24 \
0x00005C00
#define I2S_CONFIG_SAMPLE_SIZE_20 \
0x00004C00
#define I2S_CONFIG_SAMPLE_SIZE_16 \
0x00003C00
#define I2S_CONFIG_SAMPLE_SIZE_8 \
0x00001C00
#define I2S_CONFIG_WIRE_SIZE_MASK \
0x000003F0
#define I2S_CONFIG_WIRE_SIZE_32 0x000001F0
#define I2S_CONFIG_WIRE_SIZE_24 0x00000170
#define I2S_CONFIG_WIRE_SIZE_20 0x00000130
#define I2S_CONFIG_WIRE_SIZE_16 0x000000F0
#define I2S_CONFIG_WIRE_SIZE_8 0x00000070
//*****************************************************************************
//
// Values that can be passed to I2SMasterClockSelect()
//
//*****************************************************************************
#define I2S_TX_MCLK_EXT 0x00000010
#define I2S_TX_MCLK_INT 0x00000000
#define I2S_RX_MCLK_EXT 0x00000020
#define I2S_RX_MCLK_INT 0x00000000
//*****************************************************************************
//
// Values that can be passed to I2SIntEnable(), I2SIntDisable(), and
// I2SIntClear()
//
//*****************************************************************************
#define I2S_INT_RXERR 0x00000020
#define I2S_INT_RXREQ 0x00000010
#define I2S_INT_TXERR 0x00000002
#define I2S_INT_TXREQ 0x00000001
//*****************************************************************************
//
// API Function prototypes
//
//*****************************************************************************
extern void I2STxEnable(unsigned long ulBase);
extern void I2STxDisable(unsigned long ulBase);
extern void I2STxDataPut(unsigned long ulBase, unsigned long ulData);
extern long I2STxDataPutNonBlocking(unsigned long ulBase,
unsigned long ulData);
extern void I2STxConfigSet(unsigned long ulBase, unsigned long ulConfig);
extern void I2STxFIFOLimitSet(unsigned long ulBase, unsigned long ulLevel);
extern unsigned long I2STxFIFOLimitGet(unsigned long ulBase);
extern unsigned long I2STxFIFOLevelGet(unsigned long ulBase);
extern void I2SRxEnable(unsigned long ulBase);
extern void I2SRxDisable(unsigned long ulBase);
extern void I2SRxDataGet(unsigned long ulBase, unsigned long *pulData);
extern long I2SRxDataGetNonBlocking(unsigned long ulBase,
unsigned long *pulData);
extern void I2SRxConfigSet(unsigned long ulBase, unsigned long ulConfig);
extern void I2SRxFIFOLimitSet(unsigned long ulBase, unsigned long ulLevel);
extern unsigned long I2SRxFIFOLimitGet(unsigned long ulBase);
extern unsigned long I2SRxFIFOLevelGet(unsigned long ulBase);
extern void I2STxRxEnable(unsigned long ulBase);
extern void I2STxRxDisable(unsigned long ulBase);
extern void I2STxRxConfigSet(unsigned long ulBase, unsigned long ulConfig);
extern void I2SMasterClockSelect(unsigned long ulBase, unsigned long ulMClock);
extern void I2SIntEnable(unsigned long ulBase, unsigned long ulIntFlags);
extern void I2SIntDisable(unsigned long ulBase, unsigned long ulIntFlags);
extern unsigned long I2SIntStatus(unsigned long ulBase, tBoolean bMasked);
extern void I2SIntClear(unsigned long ulBase, unsigned long ulIntFlags);
extern void I2SIntRegister(unsigned long ulBase, void (*pfnHandler)(void));
extern void I2SIntUnregister(unsigned long ulBase);
//*****************************************************************************
//
// Mark the end of the C bindings section for C++ compilers.
//
//*****************************************************************************
#ifdef __cplusplus
}
#endif
#endif // __I2S_H__