//***************************************************************************** | |
// | |
// comp.h - Prototypes for the analog comparator 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 991 of the Stellaris Driver Library. | |
// | |
//***************************************************************************** | |
#ifndef __COMP_H__ | |
#define __COMP_H__ | |
#ifdef __cplusplus | |
extern "C" | |
{ | |
#endif | |
//***************************************************************************** | |
// | |
// Values that can be passed to ComparatorConfigure() as the ulConfig | |
// parameter. For each group (i.e. COMP_TRIG_xxx, COMP_INT_xxx, etc.), one of | |
// the values may be selected and ORed together will values from the other | |
// groups. | |
// | |
//***************************************************************************** | |
#define COMP_TRIG_NONE 0x00000000 // No ADC trigger | |
#define COMP_TRIG_HIGH 0x00000880 // Trigger when high | |
#define COMP_TRIG_LOW 0x00000800 // Trigger when low | |
#define COMP_TRIG_FALL 0x00000820 // Trigger on falling edge | |
#define COMP_TRIG_RISE 0x00000840 // Trigger on rising edge | |
#define COMP_TRIG_BOTH 0x00000860 // Trigger on both edges | |
#define COMP_INT_HIGH 0x00000010 // Interrupt when high | |
#define COMP_INT_LOW 0x00000000 // Interrupt when low | |
#define COMP_INT_FALL 0x00000004 // Interrupt on falling edge | |
#define COMP_INT_RISE 0x00000008 // Interrupt on rising edge | |
#define COMP_INT_BOTH 0x0000000C // Interrupt on both edges | |
#define COMP_ASRCP_PIN 0x00000000 // Dedicated Comp+ pin | |
#define COMP_ASRCP_PIN0 0x00000200 // Comp0+ pin | |
#define COMP_ASRCP_REF 0x00000400 // Internal voltage reference | |
#define COMP_OUTPUT_NONE 0x00000000 // No comparator output | |
#define COMP_OUTPUT_NORMAL 0x00000100 // Comparator output normal | |
#define COMP_OUTPUT_INVERT 0x00000102 // Comparator output inverted | |
//***************************************************************************** | |
// | |
// Values that can be passed to ComparatorSetRef() as the ulRef parameter. | |
// | |
//***************************************************************************** | |
#define COMP_REF_OFF 0x00000000 // Turn off the internal reference | |
#define COMP_REF_0V 0x00000300 // Internal reference of 0V | |
#define COMP_REF_0_1375V 0x00000301 // Internal reference of 0.1375V | |
#define COMP_REF_0_275V 0x00000302 // Internal reference of 0.275V | |
#define COMP_REF_0_4125V 0x00000303 // Internal reference of 0.4125V | |
#define COMP_REF_0_55V 0x00000304 // Internal reference of 0.55V | |
#define COMP_REF_0_6875V 0x00000305 // Internal reference of 0.6875V | |
#define COMP_REF_0_825V 0x00000306 // Internal reference of 0.825V | |
#define COMP_REF_0_928125V 0x00000201 // Internal reference of 0.928125V | |
#define COMP_REF_0_9625V 0x00000307 // Internal reference of 0.9625V | |
#define COMP_REF_1_03125V 0x00000202 // Internal reference of 1.03125V | |
#define COMP_REF_1_134375V 0x00000203 // Internal reference of 1.134375V | |
#define COMP_REF_1_1V 0x00000308 // Internal reference of 1.1V | |
#define COMP_REF_1_2375V 0x00000309 // Internal reference of 1.2375V | |
#define COMP_REF_1_340625V 0x00000205 // Internal reference of 1.340625V | |
#define COMP_REF_1_375V 0x0000030A // Internal reference of 1.375V | |
#define COMP_REF_1_44375V 0x00000206 // Internal reference of 1.44375V | |
#define COMP_REF_1_5125V 0x0000030B // Internal reference of 1.5125V | |
#define COMP_REF_1_546875V 0x00000207 // Internal reference of 1.546875V | |
#define COMP_REF_1_65V 0x0000030C // Internal reference of 1.65V | |
#define COMP_REF_1_753125V 0x00000209 // Internal reference of 1.753125V | |
#define COMP_REF_1_7875V 0x0000030D // Internal reference of 1.7875V | |
#define COMP_REF_1_85625V 0x0000020A // Internal reference of 1.85625V | |
#define COMP_REF_1_925V 0x0000030E // Internal reference of 1.925V | |
#define COMP_REF_1_959375V 0x0000020B // Internal reference of 1.959375V | |
#define COMP_REF_2_0625V 0x0000030F // Internal reference of 2.0625V | |
#define COMP_REF_2_165625V 0x0000020D // Internal reference of 2.165625V | |
#define COMP_REF_2_26875V 0x0000020E // Internal reference of 2.26875V | |
#define COMP_REF_2_371875V 0x0000020F // Internal reference of 2.371875V | |
//***************************************************************************** | |
// | |
// Prototypes for the APIs. | |
// | |
//***************************************************************************** | |
extern void ComparatorConfigure(unsigned long ulBase, unsigned long ulComp, | |
unsigned long ulConfig); | |
extern void ComparatorRefSet(unsigned long ulBase, unsigned long ulRef); | |
extern tBoolean ComparatorValueGet(unsigned long ulBase, unsigned long ulComp); | |
extern void ComparatorIntRegister(unsigned long ulBase, unsigned long ulComp, | |
void (*pfnHandler)(void)); | |
extern void ComparatorIntUnregister(unsigned long ulBase, | |
unsigned long ulComp); | |
extern void ComparatorIntEnable(unsigned long ulBase, unsigned long ulComp); | |
extern void ComparatorIntDisable(unsigned long ulBase, unsigned long ulComp); | |
extern tBoolean ComparatorIntStatus(unsigned long ulBase, unsigned long ulComp, | |
tBoolean bMasked); | |
extern void ComparatorIntClear(unsigned long ulBase, unsigned long ulComp); | |
#ifdef __cplusplus | |
} | |
#endif | |
#endif // __COMP_H__ |