//***************************************************************************** | |
// | |
// ssi.h - Prototypes for the Synchronous Serial Interface Driver. | |
// | |
// Copyright (c) 2005,2006 Luminary Micro, Inc. All rights reserved. | |
// | |
// Software License Agreement | |
// | |
// Luminary Micro, Inc. (LMI) is supplying this software for use solely and | |
// exclusively on LMI's Stellaris Family of microcontroller products. | |
// | |
// The software is owned by LMI and/or its suppliers, and is protected under | |
// applicable copyright laws. All rights are reserved. Any use in violation | |
// of the foregoing restrictions may subject the user to criminal sanctions | |
// under applicable laws, as well as to civil liability for the breach of the | |
// terms and conditions of this license. | |
// | |
// THIS SOFTWARE IS PROVIDED "AS IS". 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. | |
// LMI SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR | |
// CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. | |
// | |
// This is part of revision 816 of the Stellaris Driver Library. | |
// | |
//***************************************************************************** | |
#ifndef __SSI_H__ | |
#define __SSI_H__ | |
#ifdef __cplusplus | |
extern "C" | |
{ | |
#endif | |
//***************************************************************************** | |
// | |
// Values that can be passed to SSIIntEnable, SSIIntDisable, and SSIIntClear | |
// as the ulIntFlags parameter, and returned by SSIIntStatus. | |
// | |
//***************************************************************************** | |
#define SSI_TXFF 0x00000008 // TX FIFO half empty or less | |
#define SSI_RXFF 0x00000004 // RX FIFO half full or less | |
#define SSI_RXTO 0x00000002 // RX timeout | |
#define SSI_RXOR 0x00000001 // RX overrun | |
//***************************************************************************** | |
// | |
// Values that can be passed to SSIConfig. | |
// | |
//***************************************************************************** | |
#define SSI_FRF_MOTO_MODE_0 0x00000000 // Moto fmt, polarity 0, phase 0 | |
#define SSI_FRF_MOTO_MODE_1 0x00000002 // Moto fmt, polarity 0, phase 1 | |
#define SSI_FRF_MOTO_MODE_2 0x00000001 // Moto fmt, polarity 1, phase 0 | |
#define SSI_FRF_MOTO_MODE_3 0x00000003 // Moto fmt, polarity 1, phase 1 | |
#define SSI_FRF_TI 0x00000010 // TI frame format | |
#define SSI_FRF_NMW 0x00000020 // National MicroWire frame format | |
#define SSI_MODE_MASTER 0x00000000 // SSI master | |
#define SSI_MODE_SLAVE 0x00000001 // SSI slave | |
#define SSI_MODE_SLAVE_OD 0x00000002 // SSI slave with output disabled | |
//***************************************************************************** | |
// | |
// Prototypes for the APIs. | |
// | |
//***************************************************************************** | |
extern void SSIConfig(unsigned long ulBase, unsigned long ulProtocol, | |
unsigned long ulMode, unsigned long ulBitRate, | |
unsigned long ulDataWidth); | |
extern void SSIDataGet(unsigned long ulBase, unsigned long *ulData); | |
extern long SSIDataNonBlockingGet(unsigned long ulBase, unsigned long *ulData); | |
extern void SSIDataPut(unsigned long ulBase, unsigned long ulData); | |
extern long SSIDataNonBlockingPut(unsigned long ulBase, unsigned long ulData); | |
extern void SSIDisable(unsigned long ulBase); | |
extern void SSIEnable(unsigned long ulBase); | |
extern void SSIIntClear(unsigned long ulBase, unsigned long ulIntFlags); | |
extern void SSIIntDisable(unsigned long ulBase, unsigned long ulIntFlags); | |
extern void SSIIntEnable(unsigned long ulBase, unsigned long ulIntFlags); | |
extern void SSIIntRegister(unsigned long ulBase, void(*pfnHandler)(void)); | |
extern unsigned long SSIIntStatus(unsigned long ulBase, tBoolean bMasked); | |
extern void SSIIntUnregister(unsigned long ulBase); | |
#ifdef __cplusplus | |
} | |
#endif | |
#endif // __SSI_H__ |