166 lines
8.3 KiB
C
166 lines
8.3 KiB
C
//*****************************************************************************
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//
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// timer.h - Prototypes for the timer module
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//
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// Copyright (c) 2005-2011 Texas Instruments Incorporated. All rights reserved.
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// Software License Agreement
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//
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// Texas Instruments (TI) is supplying this software for use solely and
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// exclusively on TI's microcontroller products. The software is owned by
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// TI and/or its suppliers, and is protected under applicable copyright
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// laws. You may not combine this software with "viral" open-source
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// software in order to form a larger program.
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//
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// THIS SOFTWARE IS PROVIDED "AS IS" AND WITH ALL FAULTS.
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// NO WARRANTIES, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING, BUT
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// NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. TI SHALL NOT, UNDER ANY
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// CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR CONSEQUENTIAL
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// DAMAGES, FOR ANY REASON WHATSOEVER.
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//
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// This is part of revision 6852 of the Stellaris Peripheral Driver Library.
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//
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//*****************************************************************************
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#ifndef __TIMER_H__
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#define __TIMER_H__
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//*****************************************************************************
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//
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// If building with a C++ compiler, make all of the definitions in this header
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// have a C binding.
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//
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//*****************************************************************************
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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//*****************************************************************************
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//
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// Values that can be passed to TimerConfigure as the ulConfig parameter.
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//
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//*****************************************************************************
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#define TIMER_CFG_32_BIT_OS 0x00000001 // 32-bit one-shot timer
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#define TIMER_CFG_32_BIT_OS_UP 0x00000011 // 32-bit one-shot up-count timer
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#define TIMER_CFG_32_BIT_PER 0x00000002 // 32-bit periodic timer
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#define TIMER_CFG_32_BIT_PER_UP 0x00000012 // 32-bit periodic up-count timer
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#define TIMER_CFG_32_RTC 0x01000000 // 32-bit RTC timer
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#define TIMER_CFG_16_BIT_PAIR 0x04000000 // Two 16-bit timers
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#define TIMER_CFG_A_ONE_SHOT 0x00000001 // Timer A one-shot timer
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#define TIMER_CFG_A_ONE_SHOT_UP 0x00000011 // Timer A one-shot up-count timer
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#define TIMER_CFG_A_PERIODIC 0x00000002 // Timer A periodic timer
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#define TIMER_CFG_A_PERIODIC_UP 0x00000012 // Timer A periodic up-count timer
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#define TIMER_CFG_A_CAP_COUNT 0x00000003 // Timer A event counter
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#define TIMER_CFG_A_CAP_TIME 0x00000007 // Timer A event timer
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#define TIMER_CFG_A_PWM 0x0000000A // Timer A PWM output
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#define TIMER_CFG_B_ONE_SHOT 0x00000100 // Timer B one-shot timer
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#define TIMER_CFG_B_ONE_SHOT_UP 0x00001100 // Timer B one-shot up-count timer
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#define TIMER_CFG_B_PERIODIC 0x00000200 // Timer B periodic timer
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#define TIMER_CFG_B_PERIODIC_UP 0x00001200 // Timer B periodic up-count timer
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#define TIMER_CFG_B_CAP_COUNT 0x00000300 // Timer B event counter
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#define TIMER_CFG_B_CAP_TIME 0x00000700 // Timer B event timer
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#define TIMER_CFG_B_PWM 0x00000A00 // Timer B PWM output
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//*****************************************************************************
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//
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// Values that can be passed to TimerIntEnable, TimerIntDisable, and
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// TimerIntClear as the ulIntFlags parameter, and returned from TimerIntStatus.
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//
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//*****************************************************************************
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#define TIMER_TIMB_MATCH 0x00000800 // TimerB match interrupt
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#define TIMER_CAPB_EVENT 0x00000400 // CaptureB event interrupt
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#define TIMER_CAPB_MATCH 0x00000200 // CaptureB match interrupt
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#define TIMER_TIMB_TIMEOUT 0x00000100 // TimerB time out interrupt
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#define TIMER_TIMA_MATCH 0x00000010 // TimerA match interrupt
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#define TIMER_RTC_MATCH 0x00000008 // RTC interrupt mask
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#define TIMER_CAPA_EVENT 0x00000004 // CaptureA event interrupt
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#define TIMER_CAPA_MATCH 0x00000002 // CaptureA match interrupt
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#define TIMER_TIMA_TIMEOUT 0x00000001 // TimerA time out interrupt
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//*****************************************************************************
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//
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// Values that can be passed to TimerControlEvent as the ulEvent parameter.
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//
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//*****************************************************************************
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#define TIMER_EVENT_POS_EDGE 0x00000000 // Count positive edges
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#define TIMER_EVENT_NEG_EDGE 0x00000404 // Count negative edges
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#define TIMER_EVENT_BOTH_EDGES 0x00000C0C // Count both edges
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//*****************************************************************************
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//
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// Values that can be passed to most of the timer APIs as the ulTimer
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// parameter.
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//
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//*****************************************************************************
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#define TIMER_A 0x000000ff // Timer A
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#define TIMER_B 0x0000ff00 // Timer B
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#define TIMER_BOTH 0x0000ffff // Timer Both
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//*****************************************************************************
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//
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// Prototypes for the APIs.
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//
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//*****************************************************************************
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extern void TimerEnable(unsigned long ulBase, unsigned long ulTimer);
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extern void TimerDisable(unsigned long ulBase, unsigned long ulTimer);
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extern void TimerConfigure(unsigned long ulBase, unsigned long ulConfig);
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extern void TimerControlLevel(unsigned long ulBase, unsigned long ulTimer,
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tBoolean bInvert);
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extern void TimerControlTrigger(unsigned long ulBase, unsigned long ulTimer,
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tBoolean bEnable);
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extern void TimerControlEvent(unsigned long ulBase, unsigned long ulTimer,
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unsigned long ulEvent);
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extern void TimerControlStall(unsigned long ulBase, unsigned long ulTimer,
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tBoolean bStall);
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extern void TimerControlWaitOnTrigger(unsigned long ulBase,
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unsigned long ulTimer,
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tBoolean bWait);
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extern void TimerRTCEnable(unsigned long ulBase);
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extern void TimerRTCDisable(unsigned long ulBase);
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extern void TimerPrescaleSet(unsigned long ulBase, unsigned long ulTimer,
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unsigned long ulValue);
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extern unsigned long TimerPrescaleGet(unsigned long ulBase,
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unsigned long ulTimer);
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extern void TimerPrescaleMatchSet(unsigned long ulBase, unsigned long ulTimer,
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unsigned long ulValue);
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extern unsigned long TimerPrescaleMatchGet(unsigned long ulBase,
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unsigned long ulTimer);
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extern void TimerLoadSet(unsigned long ulBase, unsigned long ulTimer,
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unsigned long ulValue);
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extern unsigned long TimerLoadGet(unsigned long ulBase, unsigned long ulTimer);
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extern unsigned long TimerValueGet(unsigned long ulBase,
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unsigned long ulTimer);
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extern void TimerMatchSet(unsigned long ulBase, unsigned long ulTimer,
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unsigned long ulValue);
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extern unsigned long TimerMatchGet(unsigned long ulBase,
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unsigned long ulTimer);
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extern void TimerIntRegister(unsigned long ulBase, unsigned long ulTimer,
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void (*pfnHandler)(void));
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extern void TimerIntUnregister(unsigned long ulBase, unsigned long ulTimer);
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extern void TimerIntEnable(unsigned long ulBase, unsigned long ulIntFlags);
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extern void TimerIntDisable(unsigned long ulBase, unsigned long ulIntFlags);
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extern unsigned long TimerIntStatus(unsigned long ulBase, tBoolean bMasked);
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extern void TimerIntClear(unsigned long ulBase, unsigned long ulIntFlags);
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//*****************************************************************************
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//
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// TimerQuiesce() has been deprecated. SysCtlPeripheralReset() should be used
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// instead to return the timer to its reset state.
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//
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//*****************************************************************************
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#ifndef DEPRECATED
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extern void TimerQuiesce(unsigned long ulBase);
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#endif
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//*****************************************************************************
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//
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// Mark the end of the C bindings section for C++ compilers.
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//
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//*****************************************************************************
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#ifdef __cplusplus
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}
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#endif
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#endif // __TIMER_H__
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