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//*****************************************************************************

//

// uart.h - Defines and Macros for the UART.

//

// 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 991 of the Stellaris Driver Library.

//

//*****************************************************************************

#ifndef __UART_H__

#define __UART_H__

#ifdef __cplusplus

extern "C"

{

#endif

//*****************************************************************************

//

// Values that can be passed to UARTIntEnable, UARTIntDisable, and UARTIntClear

// as the ulIntFlags parameter, and returned from UARTIntStatus.

//

//*****************************************************************************

#define UART_INT_OE             0x400       // Overrun Error Interrupt Mask

#define UART_INT_BE             0x200       // Break Error Interrupt Mask

#define UART_INT_PE             0x100       // Parity Error Interrupt Mask

#define UART_INT_FE             0x080       // Framing Error Interrupt Mask

#define UART_INT_RT             0x040       // Receive Timeout Interrupt Mask

#define UART_INT_TX             0x020       // Transmit Interrupt Mask

#define UART_INT_RX             0x010       // Receive Interrupt Mask

//*****************************************************************************

//

// Values that can be passed to UARTConfigSet as the ulConfig parameter and

// returned by UARTConfigGet in the pulConfig parameter.  Additionally, the

// UART_CONFIG_PAR_* subset can be passed to UARTParityModeSet as the ulParity

// parameter, and are returned by UARTParityModeGet.

//

//*****************************************************************************

#define UART_CONFIG_WLEN_8      0x00000060  // 8 bit data

#define UART_CONFIG_WLEN_7      0x00000040  // 7 bit data

#define UART_CONFIG_WLEN_6      0x00000020  // 6 bit data

#define UART_CONFIG_WLEN_5      0x00000000  // 5 bit data

#define UART_CONFIG_STOP_ONE    0x00000000  // One stop bit

#define UART_CONFIG_STOP_TWO    0x00000008  // Two stop bits

#define UART_CONFIG_PAR_NONE    0x00000000  // No parity

#define UART_CONFIG_PAR_EVEN    0x00000006  // Even parity

#define UART_CONFIG_PAR_ODD     0x00000002  // Odd parity

#define UART_CONFIG_PAR_ONE     0x00000086  // Parity bit is one

#define UART_CONFIG_PAR_ZERO    0x00000082  // Parity bit is zero

//*****************************************************************************

//

// API Function prototypes

//

//*****************************************************************************

extern void UARTParityModeSet(unsigned long ulBase, unsigned long ulParity);

extern unsigned long UARTParityModeGet(unsigned long ulBase);

extern void UARTConfigSet(unsigned long ulBase, unsigned long ulBaud,

                          unsigned long ulConfig);

extern void UARTConfigGet(unsigned long ulBase, unsigned long *pulBaud,

                          unsigned long *pulConfig);

extern void UARTEnable(unsigned long ulBase);

extern void UARTDisable(unsigned long ulBase);

extern tBoolean UARTCharsAvail(unsigned long ulBase);

extern tBoolean UARTSpaceAvail(unsigned long ulBase);

extern long UARTCharNonBlockingGet(unsigned long ulBase);

extern long UARTCharGet(unsigned long ulBase);

extern tBoolean UARTCharNonBlockingPut(unsigned long ulBase,

                                       unsigned char ucData);

extern void UARTCharPut(unsigned long ulBase, unsigned char ucData);

extern void UARTBreakCtl(unsigned long ulBase, tBoolean bBreakState);

extern void UARTIntRegister(unsigned long ulBase, void(*pfnHandler)(void));

extern void UARTIntUnregister(unsigned long ulBase);

extern void UARTIntEnable(unsigned long ulBase, unsigned long ulIntFlags);

extern void UARTIntDisable(unsigned long ulBase, unsigned long ulIntFlags);

extern unsigned long UARTIntStatus(unsigned long ulBase, tBoolean bMasked);

extern void UARTIntClear(unsigned long ulBase, unsigned long ulIntFlags);

extern void UARTConfigSetExpClk(unsigned long ulBase, unsigned long ulUARTClk,

                                unsigned long ulBaud, unsigned long ulConfig);

#ifdef __cplusplus

}

#endif

#endif //  __UART_H__