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[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Demo/] [CORTEX_LM3S316_IAR/] [hw_include/] [ssi.h] - Rev 594
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//***************************************************************************** // // 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 635 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); extern void SSIConfigSetExpClk(unsigned long ulBase, unsigned long ulSSIClk, unsigned long ulProtocol, unsigned long ulMode, unsigned long ulBitRate, unsigned long ulDataWidth); #ifdef __cplusplus } #endif #endif // __SSI_H__
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